1、You can't imagine how excited they were when they received these gifts.
2、— Who is John Smith? — He is the speaker we heard last week.
3、Never hesitate to ask about what you don' t understand .
7、Word has come ___that __ some guests from Canada will visit our school.
10、__That _ we need more practice is quite clear.
12、__ But for __the English examination I would have gone to the concert last Saturday. 但英语考试我将会去听音乐会上周六
14、The reason we're so late is _ that the car broke down ____.
15、Women workers wear hats _in case _their hair gets caught in the machinery.
18、It happened __ that _ Lisa wasn't there at that time.
19、Do you know __what time the party starts ___?