必备英语中考英语初中英语介词专项含答案解析
一、初中英语介词
1．—Bill, did you see Tom?
—Yes, he just parked his car here and then hurried the street.
A. through
B. over
C. past
D. across
【答案】 D
【解析】【分析】句意：—比尔, 你看见汤姆了吗？—是的，他刚刚把车停在这儿，然后匆忙穿过街道。A. through穿过（从物体中间穿过）；B. over越过（在物体上方,不接触）；
C. past经过（从旁边经过）；
D. across穿过（从物体表面横穿），穿过街道应该是从表面穿过，用across。故选D。
【点评】考查介词辨析。熟记这些介词的含义。
2．The worlds longest cross-sea bridge, Hong Kong-Zhuhai-Macao Bridge, opened ________ October 24 2018.
A. in
B. at
C. by
D. on
【答案】 D
【解析】【分析】句意：世界最长的跨海大桥，香港-珠海-澳门大桥在2018年10月24日开通。in the morning/afternoon/evening，在早上/下午/晚上，固定搭配；at+时间点；by戒指；on+几月几日，故选D。
【点评】考查介词辨析，注意平时识记，理解句意。
3．—Shall I help you ________ the street, Grandpa?
—No, thanks. I can manage it myself.
A. on
B. with
C. across
D. along
【答案】 C
【解析】【分析】句意：——爷爷，我可以帮助你过马路吗？——不用，谢谢。我自己就行。on在……上；with和……一起；across 横跨；along沿着，根据上下文的联系可知此处是帮助爷爷过马路，故选C。
【点评】考查介词。掌握介词的使用规律，根据语境确定所使用的介词。
4． , I found the job boring, but soon I got used to it.
A. To start with
B. First of all
C. Without doubt
D. After all
【答案】 A
【解析】【分析】句意：起初我觉得工作很无聊，但是我很快就适应了。A.起初，B.首先，C.毫无疑问，D.毕竟。根据后半句“不久以后才适应，前后句进行对比，说明刚开始是不适应的，句子缺少时间状语，用to start with符合题意，故答案选A。
【点评】考查短语辨析。注意识记to start with的词义和用法。
5．I want to learn a second foreign language English.
A. except
B. beside
C. besides
D. except for
【答案】 C
【解析】【分析】句意：除了英语外我想再学习一门外语。beside在……旁边；except 除……之外，不包括在范围之内；besides除……之外还有： except for除……以外； except for 后接的词同句子中的整体词（主语）不是同类的，指从整体中除去一个细节，一个方面；而except后接的词同整体词（主语）一般是同类，指在同类的整体中除去一个部分。根据second，可知英语已经学了，可知此处是除……之外还有，故选C。
【点评】此题考查介词辨析。先弄清所给介词意思，然后根据上下文的联系和句意确定所使用的介词。
6．My English teacher always comes into the classroom ____a smile.
A. by
B. for
C. on
D. with
【答案】 D
【解析】【分析】句意：我英语老师总是带着微笑进入教室。on "在……之上、在……时候"；by "通过、被、由"；for"为、为了、对"；with "用、带着、和……一起"，四者都是介词；表示老师面带微笑进入教室，用with，表伴随，故答案选D。
【点评】考查介词辨析，注意识记with的用法。
7．—I want to watch TV the whole day after the long journey.
—You shouldn't watch TV too much. It's bad _________ your eyes.
A. on
B. in
C. for
D. with
【答案】 C
【解析】【分析】句意：——我想在长途旅行后整天看电视。——你不应该看太多电视。对你的眼睛有害。be bad for，对……有害，固定搭配，A 在……上面，B 在……里面，D 和……，表伴随，故选C。
【点评】考查固定搭配，注意平时识记，理解句意。
8．—Look, there is a cute bird, Mom.
—It flew into our kitchen the window just now, Alex.
A. across
B. through
C. above
D. under
【答案】 B
【解析】【分析】句意：——妈妈，看，有一只可爱的鸟。——刚才它从窗户飞进了我们的厨房，亚历克斯。across穿过；越过，只从物体的表面穿过；through穿过，指从物体的内部穿过；above在……上面；under在……下面。根据语境可知是说鸟从窗户里飞进了厨房，鸟需要从窗户的内部穿过。故用through。故选B。
【点评】此题考查介词辨析。弄清所给介词用法，根据上下文的联系，确定所使用的介
词。
9．A marathon was held in Yancheng ____________21st April, which drew 12,000 runners.
A. on
B. in
C. at
D. by
【答案】 A
【解析】【分析】句意：一场马拉松在四月21日在4月21日举行的，他包括12,000个跑步者。on后接具体某一天，in后接上下午，晚上或年月，等；at后接具体几点钟；by 在……之前；根据21st April，表示在4月21日，具体某一天，应该用介词on，故选A。【点评】本题考查介词辨析。要掌握介词的使用规则和使用方法。
10．In China, we are using the FAST to find stars . Now more and more people want to know about the largest radio telescope（望远镜） in the world.
A. in person
B. in public
C. in space
【答案】C
【解析】【分析】句意：在中国，我们正在使用FAST 射电望远镜去找太空中的星星。现在越来越多的人想要了解这台世界上最大的射电望远镜。A. in person亲自，B. in public在公共场合，C.in space 在太空，根据题意和常识星星是在太空中，故答案为C。
【点评】考查介词短语。理解句意并掌握介词短语的意思。
11．Happy birthday, Peter! Here's a gift you.
A. for
B. in
C. with
D. from
【答案】A
【解析】【分析】句意：生日快乐，彼得！这是给你的礼物。A给……;为……，B 在……里，C和……;用……;随着……，D从……，来自……。送给某人的礼物，用介词for，故选A。
【点评】本题考查介词辨析，注意理解句意。
12．I stopped _____the night in a small village while I was on holiday in the Himalayas a few years ago.
A. at
B. for
C. until
D. through
【答案】 B
【解析】【分析】意思：很多年前当我在喜马拉雅山脉度假的时候，我在一个小村镇停留了一个晚上。 stop for the night停下来过夜，故答案为B.
【点评】考查介词辨析，掌握固定搭配。
13．Did you read your favorite books _____ April 23? It was World Book Day.
A. for
B. at
C. on
D. in
【答案】 C
【解析】【分析】句意：你在四月二十三读了你最喜欢的书了吗？那天是世界读书日。在某一天用介词on；for后跟时间段；at用于钟点前；in表示较长的时间week、month等或
泛指的上午下午晚上。句中April 23是具体某一天，故答案为C。
【点评】考查介词的用法。
14．—Is there ________ in today's morning news on CCTV-1?
—Yes, France Team beat Korea Team by 4: 0 in the 8`h FIFA Women's World Cup in France ________ June 8, 2019.
A. anything special; on
B. something special; in
C. special something; on
D. anything special; in
【答案】 A
【解析】【分析】句意：——在央视一今日新闻里有特殊的事情吗？——是的。法国队在2019年6月8日的法国第八届女子足球世界杯中以4:比0的成绩击败了韩国队。复合不定代词+形容词，排除B、C。问句是一般疑问句，所以用anything；on+几月几日，June 8 是几月几日，具体日期，所以用on，故选A。
【点评】考查复合不定代词及介词用法，注意平时识记，理解句意。
15．—Who is the space scientist from Beijing?
—The man______ white over there. He's of medium height.
A. with
B. in
C. or
D. for
【答案】 B
【解析】【分析】句意:—谁是来自北京的太空科学家?—在那边穿白色衣服的那个人。他中等身材。in+颜色词,表示“穿着某某颜色的衣服”,习惯用法。故选B。
【点评】考查介词辨析题。牢记此结构。
16．I always play basketball to relax myself Saturdays.
A. on
B. in
C. at
D. by
【答案】 A
【解析】【分析】句意：在星期六我总是打篮球放松自己。Saturdays，周日，是具体日期，在具体日期前面应会使用介词on，故答案是on。
【点评】考查介词辨析，注意再具体日期前面使用介词on。
17．Don't stay inside such a sunny morning. Let's go out to enjoy the gentle wind and the sweet flowers.
A. on
B. in
C. from
D. at
【答案】A
【解析】【分析】句意：不要在这样一个阳光明媚的早晨呆在家里。让我们一起去享受温柔的风和甜蜜的花朵。A. on 用在某一天，或某一天的早晨，下午、晚上的前面；B. in用在某年，某月，或季节的前面；C. from从，来自；D. at用在表示点钟的时刻前面。此句中的morning前有形容词sunny来修饰，特指这样的一个上午，前面要用介词on，故选A。【点评】考查介词辨析。熟记不同的时间前面的介词用法。
18．More and more people in Qingdao go to work _________subway now.
A. with
B. on
C. in
D. by
【答案】D
【解析】【分析】句意：现在越来越多的青岛人乘地铁去上班。A. with 用；B. on 在---上；
C. in 在---里；
D. by乘；根据on/in+the+交通工具，by+交通工具；故选D。
【点评】考查介词辨析。根据固定搭配选出正确答案。
19． convenient the way is! We can pay money scanning QR codes（二维码）in many shops.
A. How; for
B. How; by
C. What; by
【答案】 B
【解析】【分析】句意：这种方式多方便呀！在很多商店，我们可以通过扫二维码付款。英语中的感叹句强调形容词或副词时用感叹句引导。How+adj.（adv.）+主语+谓语+（it is）！故使用how.；for介词，为了；by介词，通过某种方式做某事。此题意思是通过扫二维码的方式付款，表方式用by，故选B。
【点评】此题考查感叹句和介词by用法。
20．—I'm thirsty. I'd like a glass of orange juice. What about you, Andy?
—I prefer a cup of tea ______ nothing in it.
A. with
B. for
C. to
D. without
【答案】 A
【解析】【分析】句意：——我渴了。我想要一杯橙汁。你呢，安迪？——我更想要一杯茶，什么都不加。A. with 和，跟，带有；B. for 为，为了；C. to 向，朝着；D. without 没有。根据nothing，可知是什么都不加，用with，表伴随，故选A。
【点评】考查介词辨析。注意区分不同介词的用法。
21．Our class are much sure to win the basketball game ______ Class Three.
A. of
B. in
C. against
D. from
【答案】C
【解析】【分析】句意：我们班肯定能赢得和三班之间的篮球赛。A. ……的，B. 在……里C.against 对抗 , D. 从，与……之间的比赛用against。故选C。
【点评】本题考查介词辨析。
22．— Is this Mike's dictionary?
— No, it's mine. The thick one on the desk is .
A. his
B. yours
C. hers
D. theirs
【答案】 A
【解析】【分析】句意：——这是迈克的字典吗？——不，是我的。桌子上最厚的那个是他的。A他的，B你的，C，她的，D他们的，根据Is this Mike's，可知此处指代第三人称单数表示男性，故用his，故选A。
【点评】考查名词性物主代词辨析，注意指代第三人称单数表示男性用his的用法。
23．__________ the help of modern technology, scientists got a photo of a black hole. A. At B. In C. On D. With
【答案】 D
【解析】【分析】句意：在当代科技的帮助下，科学家们拍到了一张黑洞的照片。A. At 在……；B. In在……里面；C. On在……上；D. With凭，借。根据下句 scientists got a photo of a black hole. 可知能够拍到黑洞照片一定是借助现代的科技，with the help of...，在……帮助下，固定短语，故选D。
【点评】考查介词辨析。根据介词的固定用法选择正确的介词。
24．Xinhua Zidian, or the New Chinese Dictionary, was first published 1953.
A. on
B. in
C. at
D. for
【答案】 B
【解析】【分析】句意：新华字典，又称新汉语词典，最早出版于1953年。A：on 在，用在星期几或有具体的日期前；B： in在......里，用在世纪、年、月、周、日前； C： at用在某一时刻前；D：for为了，表示目的。根据空格后1953，在某年前要用介词in。故选B。
【点评】考查介词辨析。根据句子的语法结构和选项用法，选择正确的介词。
25．— I hear the murderer was arrested last week.
— Anyone ________ the law should be punished.
A. against
B. over
C. for
D. above
【答案】 A
【解析】【分析】句意：——我听说那个凶手被逮捕了。——任何违反法律的人都应该被惩罚。A. against反对，对抗；B. over超过；C. for为了; D. above在……上；根据the law should be punished，可知是对抗法律，故选A。
【点评】此题考查介词用法。弄清每个介词的意思，根据上下文的联系和语境确定所使用的介词。
26．His achievements have increased rice production ______ 20%.
A. by
B. in
C. to
D. at
【答案】 A
【解析】【分析】句意：他的成就已经增加了20%的大米产量。increase by+百分比增加了百分之……，increase to+百分比增加到百分之……，根据句意可知是增加了百分之二十，所以用by，故选A。
【点评】考查介词辨析，注意平时识记，理解句意。
27．It's careless ________ Tom to mistake someone else's umbrella ________ his again.
A. of; for
B. for; for
C. of; as
D. for, as
【答案】 A
【解析】【分析】句意：汤姆太粗心了，把别人的雨伞又误认为是他的。it's +形容词+of sb. to do sth.固定句型，careless是说明人的，要用介词of；mistake... for...，把……错认为，错把……当作，固定短语。故选A。
【点评】考查介词辨析。根据固定句型和固定短语选择正确的介词。
28．________ March 12th, all the students went to plant trees near the river ________ Jenny. Her mother was ill in hospital, so she had to take care of her.
A. In, without
B. On, besides
C. On, except
D. During, among
【答案】 C
【解析】【分析】句意：除了珍妮之外，在三月12日所有的学生都去河边植树了。她的母亲生病住院，因此她不得不照顾她。in后跟上下文和年份；在确切的日期前用介词on，during 在……期间，without 没有；besides 包括……在内；except 除……之外；among 在……之中，根据Her mother was ill in hospital, so she had to take care of her.可知珍妮没去，故选C。
【点评】此题考查介词辨析。掌握介词的用法，根据上下文的联系确定所使用的介词。
29．—How soon will we get the offer from a new high school？
—_____ about two months.
A. In
B. For
C. Among
D. During
【答案】 A
【解析】【分析】句意：——我们将什么时候从新高中收到报价？——大约2个月后。how soon提问时间段，in+时间段，表示时间段，故选A。
【点评】考查介词辨析，注意根据问题how soon选择正确的搭配。
30．Karen and Lily will go to Russia to watch the 2018 World Cup ______ July.
A. on
B. in
C. at
D. of
【答案】 B
【解析】【分析】句意：Karen和Lily打算在七月去俄罗斯看2018年世界杯。介词表示时间，月份前应用in；表示具体某一天用on；表示钟点用at。July七月，故答案选B。
【点评】考查介词辨析，掌握表示时间的介词的用法区别。
二、初中英语数词
31．— It's excited to hear that Jessie J got the King of Singer in the end.
— Yes, it's her _____ time to get the first prize.
A. six
B. sixth
C. the six
D. the sixth
【答案】 B
【解析】【分析】句意：——很高兴听到杰西J最终获得了歌手之王。——是的，这是她第
六次获得一等奖。根据句意可知此句需要序数词，因前面有物主代词her，定冠词the要省略，故选B。
【点评】考查序数词的基本用法。
32．The TV was invented around .
A. the twenty century
B. the twentieth century
C. twentieth century
D. twenty century 【答案】 B
【解析】【分析】句意电视大约是在二十世纪发明的。二十世纪也就是第二十个世纪，因此使用序数词，序数词前必须使用定冠词the，故答案是B。
【点评】考查数词，注意序数词再具体语境中的运用。
33．—How old is your daughter?
— ______. We had a special party for her ______ birthday yesterday.
A. Nine; nine
B. Nine; ninth
C. Ninth; ninth
D. Ninth; nine
【答案】 B
【解析】【分析】句意：——你的女儿多大了？——九岁，昨天我们给她过了一个特殊的九岁的生日聚会。第一空说明年龄，应使用基数词，第二空说明的是第几个生日，使用序数词，故答案是B。
【点评】考查数词，注意基数词和序数词的用法。
34．There are ______________ months in a year. December is the ______________ month of a year.
A. twelve; twelve
B. twelfth; twelfth
C. twelve; twelfth
D. twelfth; twelve 【答案】 C
【解析】【分析】句意：一年有十二个月，十二月是一年中的第十二个月。根据基数词表示数量以及months是名词复数可知，第一个空应填基数词twelve；根据序数词表示顺序以及month是名词单数可知，第二个空应用序数词twelfth。故选C。
【点评】考查基数词及序数词的基本含义及用法。注意twelfth的书写。
35．Please turn to Page ______________ and take a look at the picture on it.
A. the eightieth
B. Eightieth
C. Eighties
D. Eighty
【答案】 D
【解析】【分析】句意：请翻到第80页，看看上面的图片。当表示“第…….页（房间、组等）”时，常用“名词+基数词”，Page80表示“第80页”。故选D。
【点评】考查基数词的基本用法。注意Page80=the 80th page，都表示第80页。
36．We gave away ________ books to the school library last year.
A. six thousands
B. six thousand
C. six thousands of
D. six thousand of
【答案】 B
【解析】【分析】句意：去年我们向学校图书馆赠送了六千本书。数词后thousand用单数，thousands of，固定搭配，几千个，不与数字搭配；因此是six thousand或者thousands of，只有B对，故选B。
【点评】考查数词，注意识记thousand的用法。
37．There are 24 solar terms in a year. Grain Rain often starts in April, the ________ month of the year.
A. Third
B. fourth
C. fifth
【答案】 B
【解析】【分析】句意：一年有24个节气。谷物雨通常在一年中的四月开始。A：Third 第三；B：fourth第四；C：fifth第五。空格前有定冠词the与可数名词单数month，要用序数词。根据 Grain Rain often starts in April ，可知四月份是一年中的第四个月，要用序数词fourth，故选B。
【点评】考查序数词辨析。根据语境和生活常识，选择正确的序数词。
38． of the students in our class _____going to the summer camp in Beijing next week.
A. Two fifths, is
B. Second fifths, are
C. Second fifths, is
D. Two fifths, are
【答案】 D
【解析】【分析】句意：我们班五分之二的学生下周要去北京参加夏令营。分数的构成分子用基数词,分母用序数词，当分子大于一时，分母用复数。分数+of+名词作主语时，如果名词是复数，谓语动词用复数结构，故选D。
【点评】此题考查分数和主谓一致。注意分数+of+名词作主语时,谓语动词的结构。
39．—How handy books are there on the shelf？
—Well. I think there are books.
A. two hundred and forty-six
B. two hundreds and forty
C. two hundred fourteen
【答案】 A
【解析】【分析】句意：——书架上有多少本书？——嗯，我认为有246本书。表示数量246时，百位与十位之间要用and连接，且hundred被具体数字修饰时，用单数形式。故答案选A。
【点评】考查数学词表达，注意平时识记几百几十几的表达。
40．—We'll celebrate the National Day this year.
—That's really exciting.
A. seventy
B. seventeen
C. seventieth
【答案】 C
【解析】【分析】句意：——今年我们将庆祝第七十个国庆节。——那是真令人兴奋。
A.70，基数词；
B.17，基数词；
C.第70，序数词。the+序数词，表示第几，故选C。
【点评】考查数词用法，注意平时识记其区别。
41．Lin Tao, an ______ boy, was very brave and helped his classmates run out of the classroom when the earthquake happened.
A. 8-year-old
B. 8 year old
C. 8-years-old
D. 8 year olds
【答案】 A
【解析】【分析】句意：林涛，八岁的男孩，很勇敢并且在地震发生时帮助他的同学从教室里跑出来。数量词在句中作前置定语，注意量词用单数，并且带连字符号，故选A。【点评】考查数量词在句中作定语的用法。
42．In 2010, ___________ people from all over the world came to Shanghai to see the World Expo.
A. ten million of
B. ten millions
C. million of
D. millions of
【答案】 D
【解析】【分析】句意：2010年，来自世界各地的数百万人来到上海观看世博会。表示确切数字用基数词+million，表示几百万；表示非确切数字时用millions of，数百万，固定搭配。ten10，基数词，所以用ten million，排除A、B，故选D。
【点评】考查数学词的表达，注意平时识记表示确切数字用基数词+million，表示几百万；表示非确切数字时用millions of，数百万。
43．_______, when Marx was already _______, he found it was important to study the situation in Russia, so he began to learn Russian.
A. In 1870s, in his fifties
B. In 1870s, in fifties
C. In the 1870s, in fifties
D. In the 1870s, in his fifties
【答案】 D
【解析】【分析】句意：在十九世纪七十年代，马克思已经五十岁了，他觉得研究俄国的形势很重要，便开始学习俄语。in the 1870s十九世纪七十年代；in one's fifties在某人五十多岁时；故选D。
【点评】考查时代的表达方式和固定短语。掌握时代的表达方式。
44．Did you know that the earth is home to ______ animals?
A. million
B. millions
C. million of
D. millions of
【答案】 D
【解析】【分析】句意：你知道地球是几百万动物的家园吗？millions of，固定搭配，几百万的；数词+million，表示具体的……百万，此时million是单数形式；空前没有具体数词，因此用millions of，故选D。
【点评】考查数词，注意millions of的用法。
45．We throw rubbish every year.
A. ton of
B. tons
C. tons of
D. a ton of
【答案】 C
【解析】【分析】句意：我们每年扔大量的垃圾。ton，吨，前面没有具体数字，因此用
tons of，大量的，故选C。
【点评】考查固定搭配，注意平时识记。
46．Basketball is so exciting that ______ people play it for fun.
A. million
B. two millions
C. millions of
D. millions of
【答案】 D
【解析】【分析】句意：篮球是如此令人兴奋以至于数百万人为了玩乐而打它。表达确切数字时用基数词+million，表示几百万；表达非确切数字时用millions of，数百万，故选D。
【点评】考查数学词的表达，注意平时识记确切数字与非确切数字的表达。
47．This cinema can offer seats to audience.
A. thousand
B. thousands
C. thousand of
D. thousands of
【答案】 D
【解析】【分析】句意：这家电影院能为观众提供数成千上万个座位。表示确定数量要用thousand 的单数，不能与介词of 连用；表示不确定数量时，要用复数形式，同时要在其后加介词of，thousands of，后接可数名词复数。
【点评】考查数词thousand的用法。注意表示确定数量与不确定数量的用法。
48．Last week, five ____ students took part in the sports meeting in our school
A. thousands
B. hundred
C. hundreds of
D. thousands of
【答案】 B
【解析】【分析】句意：上周，我们学校5百名学生参加了运动会。根据句子前面有five，可知hundred后面不加s，hundreds of和thousands of前面不用数词修饰，故选B。【点评】考查数词辨析，注意hundred的用法。
49． of the land in that district covered with trees and grass.
A. Two fifths; is
B. Two fifth; are
C. Two fifth; is
D. Two fifths; are 【答案】 A
【解析】【分析】句意：在那片区域五分之二的土地被树和草覆盖着。分数由基数词和序数词构成，分子用基数词，分母用序数词，分子大于1时，分母用复数，所以五分之二的表达为two fifths。且land 作为集体名词是不可数名词，谓语应用单数形式，所以用is，故选A。
【点评】考查分数的表达和be动词用法。注意分数的表达，分数由基数词和序数词构成，分子用基数词，分母用序数词，分子大于1时，分母用复数。
50．Mr. King bought his son a new bike as a gift for his birthday.
A. nine
B. ninth
C. the ninth
D. the nine
【答案】 B
【解析】【分析】句意：Mr. King给他儿子买了一辆新自行车作为他第九个生日的礼物。
第九，应用序数词ninth，且前面有物主代词his修饰，所以不能加定冠词the，故选B。
【点评】考查序数词。注意序数词的用法。
51．About of the students in our class were born in the .
A. two thirds; 2000s
B. two threes; 2000s
C. two third; 2000
D. two thirds; 2000
【答案】 A
【解析】【分析】句意：我们班大约三分之二的学生出生在21世纪。分数的表达：分数由
基数词和序数词构成，分子用基数词，分母用序数词，分子大于1时，分母用复数，因此
三分之二的英文是 two thirds；in the 2000s，表示21世纪，故选A。
【点评】考查分数的表达和时间表达。注意分数由基数词和序数词构成，分子用基数词，
分母用序数词，分子大于1时，分母用复数。
52．Having introduced the new equipment, our factory turned out in 2004 as the year before.
A. cars three times as many as
B. three times as many cars
C. as many cars as three rimes
D. three times more cars than
【答案】 B
【解析】【分析】句意：在引进新设备后．我们的工厂在2004年的产量是前一年的三倍。
倍数+as+形容词+as+，……是……倍，固定搭配，故选B。
【点评】考查倍数的表达，注意倍数+as+形容词+as的用法。
53．—Our school is going to hold the Cultural Festival?
—Yes. And each of us can take part in activities.
A. Third; third
B. Three; third
C. Third; three
D. Three; three
【答案】 C
【解析】【分析】句意：——我们的学校打算举办第三届文化节吗？——是的。我们每个
人能参加三个活动。根据语境可知第三届文化节，是第三次，要用序数词the third，三个
活动，表示数量；要用基数词three，修饰可数名词复数，故选C。
【点评】考查数词辨析，牢记基数词和序数词的不同意义和用法。
54．—Hurry up! The train will arrive at 8 o'clock.
—Don't worry! There's still _________ minutes left. It's just 7:40.
A. twelfth
B. twelve
C. twenty
D. thirty
【答案】 C
【解析】【分析】句意：——快点！火车将在8点钟到达。——不用着急！还有20分钟。
才7点40。A第十二；B十二；C二十；D三十，根据It's just 7:40.可知离8点还有20分
钟，故选C。
【点评】考查数词，准确掌握数词的写法。
55．_______people visited Hongyadong, Chongqing on May Day this year.
A. Thousand
B. Thousands of
C. Thousand of
【答案】 B
【解析】【分析】句意：今年五一劳动节那天，成千上万的人参观了重庆红岩洞。thousand千，有具体的数字修饰需用原形；和of连用则用复数形式，意思是成千上万的，前面没有具体的数字，因此用复数形式，故选B。
【点评】考查数字表达法辨析。注意hundred，thousand和million的使用规则。
56．It's my sister's birthday today. She's ________ years old.
A. twelve
B. twelfth
C. the twelve
【答案】 A
【解析】【分析】句意：今天是我妹妹的生日。她十二岁了。表示一个人的年龄应会使用基数词，前面不需要冠词，故答案是A。
【点评】考查基数词，注意表达年龄时应使用基数词。
57．—What should we do now, Mr. Wang?
—Please go to Building ________ to welcome the ________ new teacher.
A. Twelfth, fifth
B. Twelve, fifth
C. Twelve, five
D. Twelfth, five
【答案】 B
【解析】【分析】句意：——现在我们应该做什么，王老师？——去十二号楼接待第五位新老师。表示几号楼，如果先说building，那么后面的数字使用基数词，如果数字在前就是用序数词。因为teacher是单数，因此不是五位老师，是第五位老师，应使用序数词，故答案是B。
【点评】考查基数词和序数词，注意基数词和序数词之间的用法区别。
58．There are about two ________ students in the newly built school.
A. thousand
B. thousands
C. thousand of
D. thousands of
【答案】 A
【解析】【分析】句意：在新建立的学校里大约有2000学生。表示确切数字时用基数词+thousand，表示非确切数字时用thousands of。two是确切数字，故选A。
【点评】考查数学词表达，注意平时识记。
59．—Dad, there are 45 students in our class, all boys wear glasses, ________ of the whole class. —Oh, that's terrible. You thirty boys should take care of your eyes.
A. one fourth
B. one third
C. two thirds
D. three quarters
【答案】 C
【解析】【分析】句意：——爸爸，我们班有45名学生，所有的男孩戴眼镜，占班级的三分之二。——噢，太可怕了。你们三十个男孩应该保护好自己的眼睛。考查分数的写法，
用英语表达分数时，分子使用基数词，分母使用序数词，如果分子不是一，分母使用复数形式。根据thirty boys，可知是三分之二，因为一般的班容量是45-50名学生，故答案是C。
【点评】考查分数的写法，注意用英语表达分数，分子使用基数词，分母使用序数词，如果分子不是一，分母是用复数形式。
60．There are children in my grandfather's family and he is the child of the family. A. nine; fifth B. nine; five C. ninth; five D. ninth; fifth
【答案】 A
【解析】【分析】句意：我外公家有9个孩子，并且他是第五个孩子。A.nine；fifth9；5；
B.nine；five 9；5；
C.ninth；five 第九；5
D.ninth；fifth 第九；第五。根据第一个空可知，此处填入基数词，答案为nine，第二个空填入序数词，答案为fifth，故选A。
【点评】考查了基数词与序数词的辨析，注意，区分两者。
初中英语介词专项练习题 1 ( ) 1 Children get gifts ____ Christmas and ____ their birthdays. A. on; on B. at; on C. in; in D. in; on ( ) 2 -There is nothing ____tomorrow afternoon, is there? -No. We can have a game of table tennis. A. on B. in C. out D. up ( ) 3 A lot of students in our school were born____March, 1981. A. in B. at C. on D. since ( ) 4Tim suddenly returned____ a rainy night. A. on B. at C. in D. during ( ) 5My grandfather was born____Oct. 10, 1935. A. on B. In C. at D. of ( ) 6The train is starting___five minutes. A. In B. At C. For D.still ( ) 7Mike does his exercises ____ seven _____ the evening. A. on; to B. at; in C. by; of D. at; on 2 ( ) 1 The population of the world has grown very fast ____ four hundred years. A. for past the B. in the pass C. in the past D. for past ( ) 2 We returned to our hometown___. A. next week B. in the last week C. last week D . for a week ( ) 3 Great changes have taken place___. A. in the last few year B. in the last few years C. last year D. on the last year 3 ( ) 1 Children wake up very early____the morning of Christmas Day. A. in B. on C. for D. at ( ) 2 ____ a cold winter morning, I met her in the stfeet. A. In B. On C. At D. For ( ) 3 It happened to be very cold____ the morning of our sports meet. A. at B. on C. with D. of ( ) 4 Why did you get up so early ___ this morning. A. on B. / C. at D. in 4 ( ) 1 He went to Shanghai___ September 3, 1991 and came back___ a cold morning last year. A. in; on B. on; in C. on; on D. in; ia ( ) 2 Lucy was born____ the night of May 12, 1984. . ... A. on B. in C. at D. to ( ) 3 Mrs Brown came to China ____ 1996.
初一英语介词专题讲解及练习 介词： 介词是虚词，不能独立充当句子成分 介词短语能够充当句子成分 介词短语= 介词+介词宾语（名词、宾格代词、动名词等充当） 根据词形，介词分为三类：1简单介词：in, on, from, at, for 合成介词：upon, into, onto, inside, without 成语介词：由两个以上单词合成。in front of, in the middle of, on top of 一、常用固定搭配的介词短语形式 1.动词+ 介词look like; look at; talk to; think of 2.be + 形容词+ 介词be surprised at; be afraid of 3.be + 名词+ 介词be mad at sb; the key to; the way to 4.介词+ 名词at work; at home; at school; at last; on the farm 5.介词+ 名词+ 介词in front of; at the age of; at the end of 6.介词+ 动名词短语after leaving school; after finishing it 7.介词+ 代词for her; from each other; after him 8.其他词+ 介词instead of; because of; according to 举例：1. She looks like her mother. 2. Your coat looks very nice. What’s it made of? 3. Would you please show me the way to the bank? 4. My father is working at the office.
一、选择题 1．My cousin Mary was born ＿＿＿ a singing voice. A．from B．in C．with 2．It is reported that he won an award________Best Actor________his role in that film. A．as; in B．as; for C．for;for D．for; in 3．—There is a hole in the wall. What is it for? —We have a dog. He can get in or out ________ it. A．past B．through C．across D．over 4．The old man arrived _________ the village _______ a rainy night. A．at; on B．on; at C．in; at D．on; in 5．I bought the tomatoes ________ the vegetable stall. A．at B．in C．on D．from 6．The girl often goes to the park many beautiful flowers. A．with B．have C．has D．in 7．—What do you think of happiness, Zoe? —I think happiness is a way station too much and too little. A．among B．between C．opposite D．beyond 8．The elephant is the only animal__________a trunk- a special long nose. A．For B．with C．to 9．Jiangsu Development Summit was open _____ May 20th in Nanjing. A．on B．in C．at D．by 10．—What's the secret good health? —Eating healthy food and taking enough exercise. A．in B．to C．on 11．It’s necessary for Tony to do ____ thing ____ his classmates do. A．same, as B．same, like C．the same, to D．the same, as 12．—I feel sad from time to time.Could you give me some advice? —________ sharing your worries with your parents? A．Why don't you B．How about C．Why not D．Would you like 13．---What’s your hobby ? ---______collecting balls, I also like different kinds of CDs. A．Besides B．Except C．Beside D．About 14．Can you jiaozi English? A．say;with B．speak;in C．say;in D．tell;about 15．My best friend is now________China, so I want to go________China, too. A．in；on B．on；to C．of；for D．in；to 16．Jim and Tim are talking _______ the phone. A．at B．on C．with D．in
初中英语语法专项练习八——介词 一．选择填空： 1．Mrs. Brown came to China ____ 1996. A．from B．of C．to D．in 2．The room was full ____ smoke after the big fire. A．of B．with C．in D．for 3．Here are some presents ____ you ____ our best wishes. A．to; with B．for; with C．of; about D．for; for 4．Both Mr Green and Mrs Green were born ____ June, 1956. A．in B．at C．on D．for 5．The little boy is always interested ____ science. A．with B．by C．in D．at 6．Li Lei often gets up ____ seven o'clock on Sundays. A．on B．in C．at D．for 7．They arrived early ____ a Tuesday morning. A．on B．at C．in D．of 8．Macao（澳门）will return to our motherland ____ December 20th, 1999. A．on B．at C．in D．for 9．----When were you born? ----I was born ____ August 25, 1983. A．on B．in C．at D．to 10．Let me show you the place ____ the map. A．with B．on C．in 11．John knows ____ a computer. A．how to use B．how use C．how uses 12．The visitors ____ Japan arrived ____ Beijing Station last Tuesday morning. A．from; at B．of; to C．from; to D．of; on 13．The teacher will be back ____ an hour. A．in B．after C．on 14．This programme was sent to the USA ____ China ____ satellite. A．in; of B．of; in C．from; by D．by; from 15．It's cold outside. Please your warm clothes. A. put in B. take off C. put on D. put up 16．He got many gifts his birthday his friends. A. on, from B. in, of C. at, to D. from, for 17．The classroom is quite different that one. A. of B. from C. with D. like 18．Look, you'll see a bridge the river. A. on B. above C. over D. in 19．–Your coat looks nice, Is It cotton? -Yes. It's Shanghai. A. made of, made by B. made of, made in C. made for, made in D. made from made by 20．Tow may fall the others because he has missed so many lessons. A.after B. behind C. later D. out of 二、用适当的介词填空 1．What's wrong ____ your watch? 2．One ____ the students is in the classroom. 3．I think the shop is closed ____ this time of day. 4．My father teaches English ____ a school.
初中英语语法介词知识点归纳 1.in; on; at用在时间词前,表“在” 1at + 具体时刻 2on + 具体某天(具体某天的上、下午等;星期词;以及上、下午词前有修饰词时 3in + 年、月、季节及一天中的某部分 但注意:at night= in the night at noon at this / that time at Christmas eg. 1.___ the morning 2.___ Monday morning 3. ___ a rainy evening 4. ___3:50 5.__ 2002 6.___ the morning of April 10 7.___ spring 8.___ night 9.___ this time 10. ___ March 另外注意:在时间词(morning , afternoon , evening ; Sunday…前有last, next , this , that 时,不再用介词. tomorrow, tonight前也不用介词。 eg. I will go(A to the cinema(B in(C this evening.
2. in , on , at 表地点: at一般指小地方;in一般指大地方或某个范围之内;on往往表示“在某个物体的表面”。例如: eg. 1He arrived ___Shanghai yesterday. 2They arrived ___a small village before dark. 3There is a big hole ____ the wall. 4The teacher put up a picture ____ the wall. 3.in , on , to表方位 in(范围内;on(范围外且接壤;to(范围外但不接壤。可表示为下图的位置关系 eg.1Taiwan is in the southeast of China. 2Hubei is on the north of Hunan. 3Japan is to the east of China. cross: 动词“跨过,越过”=go across 4. across: (表面跨过 through: (内部穿过,贯穿介词 eg. 1Can you swim _____ the river? 2The road runs __________ the forest. 3 _____ the bridge, you’ll find a cinema.
初中英语介词讲解 1．介词的含义， 介词（虚词），不能在句子中独立充当成分。它总是用于名词、代词、或相当于名词的其它词类或短语活从句前。 中考需要掌握的11个介词：in、on、at、to、from、by、with、for、about、after、before 表示时间的介词 A．典型例题： 1.in 1996 / in 2002 / in 1847（年份） 2.in October / in February / in March （月份） 3.in spring / in summer / in autumn / in winter （季节） 4.in a week / in a year 在1周/ 年中 5.in the morning / in the afternoon / in the evening 在上午/ 下午/ 晚上 in those days 在当时/ in no time 立刻/ in the daytime 在白天/ in the future 在将来/ in one minute 在1分钟内/ 最后in the end 表示较长时间（长于一天或短于一天）如：年、年份、月份、季节、周、上午、下午、晚上以及一些习惯用法中要用介词“in”。 -------------------------------------------------------------------------------------------------------------------------------- B．典型例题： 1.at ten o’clock / at seven thirty. （表示某一钟点） 2.at noon / at night / at midnight （在中午、晚上、半夜――一天中相对短暂的时间） 3.at the age of twenty / at the age of thirty-five （表示某一年龄） 4.at that time 在那时/ at the moment 这时、那时、此刻/ at first 首先/ at last 最后＝in the end / at once 立刻、马上/ at / on (the) weekends 在周末/ 在一年中的这个时候at this time of year / 在……开始/结束时at the beginning /end of 表示时间的某一点（或表示某时刻）如：钟点、年龄或其它的习惯用法中要用“at”。 -------------------------------------------------------------------------------------------------------------------------------- C．典型例题： 1.on Monday / on Tuesday / on Wednesday / on Friday 2.on January 1 / on April 18 / on May 31 3.on January 1, 1988 / on April 18, 2002 / on May 31,1977 4.on Monday morning / on Tuesday afternoon / on Wednesday evening 5.on a winter morning / on a summer evening / on a autumn afternoon 6.on the morning of May fifth 7.on my birthday / on that day / on New Year’s Day / on the first two days / on Christmas Day 8.值日on duty / 准时on time / 表示某一天或者特定（某一天上下午）的时间用介词“on”。 -------------------------------------------------------------------------------------------------------------------------------- D．典型例题： 1. for two hours / for three days 2. for hundreds of years 3. for the last three years / for the past three years 4. for a while
中考英语初中英语介词解题技巧讲解及练习题(含答案) 一、初中英语介词 1．—Bill, did you see Tom? —Yes, he just parked his car here and then hurried the street. A. through B. over C. past D. across 【答案】 D 【解析】【分析】句意：—比尔, 你看见汤姆了吗？—是的，他刚刚把车停在这儿，然后匆忙穿过街道。A. through穿过（从物体中间穿过）；B. over越过（在物体上方,不接触）； C. past经过（从旁边经过）； D. across穿过（从物体表面横穿），穿过街道应该是从表面穿过，用across。故选D。 【点评】考查介词辨析。熟记这些介词的含义。 2．Let's take a walk ________ the river after diner, shall we? A. along B. through C. upon D. over 【答案】 A 【解析】【分析】句意：让我们晚饭后沿着河流散步吧，好吗？A.沿着；B.穿过；C.根据； D.在......正上方。根据常识可知沿着河流散步，along the river，沿着河流，固定搭配，故选A。 【点评】考查介词辨析，注意平时识记其词义，理解句意。 3．I'll be at home __________ Sunday morning. You can phone me then. A. on B. in C. at D. to 【答案】 A 【解析】【分析】句意：在周日早上我将在家，那时你可以给我打电话。on+具体时间；in+the+morning/afternoon/evening，在早上/下午/晚上；at+时间点。Sunday morning指的是周日早上，指的是具体日期，所以用on，故选A。 【点评】考查介词辨析，注意平时识记on、in、at的区别。 4．We will attend the junior high graduation ceremony ________ June 21st, 2019. A. in B. at C. on 【答案】 C 【解析】【分析】句意：在2019年6月21日我们将参加高中毕业典礼。in用在年、月的名词前；介词at用在时间点前面，在具体的某个日期前用介词on，故选C。 【点评】此题考查介词用法。掌握介词的使用规则。 5．—Shall we stop and wait for others？ —Sounds good. I think they will catch up______ a few minutes. A. during B. after C. for D. in 【答案】 D
中学英语语法专项训练6—介词 中学英语介词讲解 1.介词的含义， 介词（虚词），不能在句子中独立充当成分。它总是用于名词、代词、或相当于名词的其它词类或短语活从句前。 中考需要掌握的11 个介词：in、on^ atx to> from、by> with、for、aboutx after> before 表示时间的介词 A.典型例题： 1.in 1996 / in 2002 / in 1847 （年份） 2.ui October / in February / in March （月份） 3?in spring / in summer / in autumn / in winter （季节） 4.in a week / in a year 在 1 周 / 年中 5?in the morning / in the afternoon / in the evening 在上午 / 下午 / 晚上 in those days 在当时 / in no time 立亥9 / in the daytime 在白天 / in the future 在将来 / in one minute在1分钟内/最后in the end 表示较长时间（长于一天或乔一天）如：年、年份、月份、季节、周、上午、下午、晚上以及一些习惯用法中要用介词“inS B.典型例题： 1.at ten o' clock / at seven thirty. （表示某一钟点） 2.at noon / at night / at midnight （在中午、晚上、半夜---------- 一天中相对短暂的时间） 3.at the age of twenty / al the age of thirty-five （表示某一年龄） 4.at that time 在那时 / at the moment 这时、那时、此刻 / at first 首先 / at last 最后= in the end / at once立刻、马上/ at / on （the） weekends在周末/在一年中的这个时候 at this time of year / 在........ 开始/结束时at the beginning /end of 表示时I乔勺某一点（或表示某时刻）如：钟点、年龄或長衣的习惯用法中要用“at”。 C.典型例题： 1? on Monday / on Tuesday / on Wednesday / on Friday 2? on January 1 / on April 18 / on May 31 3.on January 1, 1988 / on April 1& 2002 / on Maj r 31,1977 4.on Monday morning / on Tuesday afternoon / on Wednesday evening 5.on a winter morning / on a summer evening / on a autumn afternoon 6.on the morning of May fifth 7.on my birthday / on that day / on New Year* s Day / on the first two days / on Christmas Day 8.值日on duty / 准时on time / 表示某一天或者特立（某一天上下午）的时间用介词“on”。 D.典型例题： 1.for two hours / for three days 2? for hundreds of years 3? for the last three years / for the past three years 4? for a while
1.Christmas Day is ______December 25. a.at b.on c.in d.by 2.A big fire broke out _____the night of October 29. a.at b.in c.on d.by 3.They will stay in the mountain village ____two months. a.in b.for c.after https://www.doczj.com/doc/495977443.html,ter 4.He had learned 200 words_____the end of last week. a.until b.by c.for d.at 5.They will return these two books_____. a.after b.long before c.before long d.about two days 6.He will stay here for _____to help us. a.sometime b.sometimes c.some time d.some times 7.There is a bookshop _____the other side of the street. a.in b.on c.for d.by 8.There are many stars ____. a.in space b.in the space c.in sky d.in the air 9.There are some tall trees _____our house. a.in the front of b.in front of c.in the front d.at the back 10. Some boys are swimming____the river. a.on b.over c.in d.near 11.There are three windows_____the wall. a.on b.in c.against d.at 12.There are a lot of apples ____the tree. a.in b.on c.under d.behind 14.Japan lies____the east of China. a.in b.to c.by d.on
介词 一．概念：介词用来表明名词与句中其他词的关系，介词是虚词，不能独立充当句子成分介词短语能够充当句子成分, 介词短语= 介词+介词宾语（名词、宾格代词、动名词等充当） 二、常用 1、in 在......之内 1) 表示地点，表示大地点。She’s in China with her mom and dad. 2)表示时间，表示在某一个时间段内The weather is cold in winter. 3) 表示颜色和语言也用介词in。 Do you know the girl in red? I can write this article in English. 2、from 从......中来 1) come from I come from China and I’m Chinese. 2) download from I download music from the Internet. 3) be different from Lily’s habits are different from Linda’s. 3. with 和，用，与 1) with sb 和......人在一起I’m in Class One with Daming and Lingling. 2）with sth. 表示用某种工具I write with my pen, and I see with my eyes. 4. at 在...... 1) 表地点，主小地点。My father is a teacher at Beijing International School. 2) 表时间，主指时间的一个点。I get up at half past seven in the morning. 3) be good at 擅长于...... I am good at reading and writing. 5. behind 在......后面The classrooms are behind the offices. 6. next to 紧挨着The library is next to the classrooms. 7. in front of 在......前面They are in front of Tony and Daming. 8. for 为了......，因为。。。。Thank you for your email. 9. on 在......上，在......时 1）表示时间，表示具体的一天。Would you like to go to a football match on Sunday? 2）表示地点on the farm on the playground 10. to 自，向 1）talk to 与......谈论We have a break and I talk to my friends. 2) go to 去He likes films and he often goes to the cinema. 3）welcome to 欢迎到...... Welcome to Beijing Zoo. 4）listen to 听They always listen to music. 5）connect......to .和...连接一起Please connect the monitor to the computer first.
一．介词的含义 介词是一种虚词，用来表示名词或相当于名词的其它词语与句中其它词的关系，不能单独使 用。介词可以与名词或相当于名词的其它词构成介词短语。 二．表示时间的介词 at (表示钟点): at 6：30 固定搭配: at noon ; at night ; at present / at the moment in (表示年代/月份/季节): in July; in 2006; in September，1998 ； in spring 固定搭配: in the morning / in the afternoon / in the evening on (表示具体日期: 某月某日/星期几): on Monday ; on Sunday morning ; on December 17 before在 --- 之前after 在--之后 by在--之前（时间）；到--为止until / till : 直到 --（时间） since自从 -- 以来for（接一段时间） during 在 -- 期间from 从--时起 in + 一段时间： --以后（用于将来时）within --之内 after+ 一段时间：--以后（用于过去时） beyond --之外 三．表示场所，方向的介词 at 在某处（小地方）（at the cinema； at school； at home； at the railway station） in 在某处（大地方）（in China； in Beijing）；在--里面（in the classroom； in the water） on 在--上面（紧贴着其表面）: (on the table; on one’s face) near 在---附近 beside：在--旁边by 在--旁边 between在--和--之间among在--（3者或更多的人或物）当中 in front of 在--的前面behind 在--的后面 beside: 在—旁边 into 进入--里out of 从--中出来 near / nest to 靠近 across穿过（沿着表面）through穿过（从中间）along 沿着 from -- to -- 从--到-- around 在--周围 over 在--的正上方under在--的正下面/ above 在--斜上方 below 在--斜下方
初中英语介词专项训练及答案及解析 一、初中英语介词 1．To my great joy, my family is always ________me whatever I decide to do. A. behind B. to C. from D. against 【答案】 A 【解析】【分析】句意：令我高兴的是，无论我决定做什么，我的家人总是支持我。A：behind 在......之后，支持，赞成；B： to对； C： from 自从；D： against反对。根据 To my great joy, 可知家人都会支持我，故选A。 【点评】考查介词辨析。理解介词意思和用法，根据语境选择正确的介词。 2．Humans can not make progress dreams. A. with B. without C. through D. about 【答案】 B 【解析】【分析】句意：没有了梦想，人类就不会进步。A.带着，有；B.没有；C.通过；D.关于。梦想是人类前进的动力，根据Humans can not make progress，可知人类不会进步，是因为没有梦想，应会使用介词without，故答案是B。 【点评】考查近词辨析，注意识记介词without的用法。 3．My mother often says, "Stand tall like the sunflower and be proud who you are." A. of B. with C. at D. in 【答案】 A 【解析】【分析】句意：我妈妈经常说，像向日葵一样挺起胸膛，为自己感到骄傲。be proud of，固定搭配，为……骄傲，故选A。 【点评】考查固定搭配，注意be proud of的用法。 4．—Shall I help you ________ the street, Grandpa? —No, thanks. I can manage it myself. A. on B. with C. across D. along 【答案】 C 【解析】【分析】句意：——爷爷，我可以帮助你过马路吗？——不用，谢谢。我自己就行。on在……上；with和……一起；across 横跨；along沿着，根据上下文的联系可知此处是帮助爷爷过马路，故选C。 【点评】考查介词。掌握介词的使用规律，根据语境确定所使用的介词。 5．—Thanks to our government, we can have a new library next week. —That's great! And we will read books there ________ a month.
初中英语语法/介词 一.选择最佳答案（表示时间关系的介词）. 1 ? The plane arrived at London aiiport _______ W ednesday. A. on B. at C. in D. for 2.What do you usually do _________ C hristmas? A. on B. at C. in D. for 3.Mrs Brown worded in the west of Australia _________ last summer? A./ B. on C? in D? since 4.The fiist class begins ________ 8 o,clock _______ the momiiig. A. at/on B. at/in C. on /in D. on/on 5. ______ the past two months he has been busy with his school work. A. For B. On C. Since D. At 6. _______ last Saturday, we had had two football matches with Class Two. A. For B. / C. By D. During 7? We will be in Nanjing _____ Tuesday ______ Thursday? A. on/ through B. on/to C. from/to D. on./till 8.Mr Black will visit our new school building _______ two days? A. before B. after C. at D. in 9. ______ the end of last spring Wang Hai joined the army _________ t he end. A. At/at B. By/in C. In /at D. At /in
初中英语语法大全：介词 I介词的功能 介词是一种虚词，用来表示名词或相当于名词的其它词语句中其它词的关系，不能单独使用。介词可与名词或相当于名词的其它词构成介词短语。介词短语可在句中作定语，状语，表语和宾语补足语。例如： The boy over there is John’s brother. (定语) The girl will be back in two hours. (状语) Our English teacher is from Australia. (表语) Help yourself to some fish. (宾语补足语) II表示时间的介词 表示“时间”的介词如下： 1.表示年、月、日、时刻等用at，in，on 2.表示时间的前后用before，after 3.表示期限等用by，until，till 4.表示期间等用for，during，through 5.表示时间的起点等用from，since 6.表示时间的经过等用in，within (1) at，on，in 1)at：用于表示时刻、时间的某一点 at noon正午时at night在夜间at present目前 at nine（o’clock）在九点钟 We usually have lunch at noon（at twelve）.
我们通常中午吃午饭（十二点吃午饭）。 (2)on：用于某天，某一天的上、下午（指具体的某一天时，一律用on）注意: 泛指一般的上午（下午）时用in，但特指某日的上午（下午）时用on。in the morning在早上 on sun day morning在周日早上 on Monday在周一 on Tuesday morning在周二早上 on June 6在6月6日 on May 4，1996在1996年5月4日 on a cold night在一个寒冷的夜晚 on the night of July（the）first 在七月一日的夜晚 We didn't listen to the lecture on Wednesday afternoon 上周三下午我们没去听演讲。 (3)in：用于表示周、月、季节、年，泛指的上午、下午、晚上。 注意: 在this，last，next，every等词前面不能再加介词。 this morning今天上午last Friday 上周五next Sunday下周日every Monday（week，spring…） 每周一（每星期，每个春季……） in the week在这周in May在五月in spring在春季