1.—We never know __A___the old man is.
—They say he is a teacher.
A.what B.who C.which D.where
2. I was told _D___Bill Gates was thirteen he began to play with computers.
A. that how B. how that C. when that D. that when
3. The socks cost __B__much _____we didn't buy any.
A. if; not B. so; that C .too; to D. such; that
4. I haven't seen him _B___he left the small town.
A. as B. since C. when D. before
5. They will give Miss Salina these mushrooms __B__she comes back.
A. until B. as soon as C. before D. since
6.___A__it was dark , we had to stop to have a rest.
A. As B. But C. And D. Or
7.They will buy some broccoli and carrots if it __B__ tomorrow.
A. won't rain B. doesn't rain C. don't rain D. isn't rain
8. He has two sons, __B____work as chemists.
A. two of whom B. both of whom C. both of which D .all of whom
9. I, __B__your good friend, will try my best to help you out.
A. who is B. who am C. that is D. what is
10. He is a man of great experience, ___D___much can be learned.
A. who B. that C. from which D. from whom
11.—Do you know the town at all?
—No, this is the first time I _B___here.
A. was B. have been C. came D. am coming
12. I don't like __A__you speak to her.
A. the way B. the way in that C. the way which D. the way of which
13.There are a lot of students __A__trees on the hill.
A. planting B. to plant C. planted D. are planting
14. We'd better finish the work as quickly as possible. __C___ seems to be little time left.
A. It B. That C. There D. We
15. ___B__ lots of trees on the hill.
A. There used to being B. There used to be
C. There is used to be D. There was used to be
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