【习题训练】
1. She thought I was talking about her daughter, _________, in fact, I was talking about my daughter.
A. whom
B. where
C. which
D. while
2. There were some chairs left over _________ everyone had sat down.
A. when
B. until
C. that
D. where
3. It is pretty well understood _________ controls the flow of carbon dioxide in and out the atmosphere today.
A. that
B. when
C. what
D. how
4. _________ hungry I am, I never seem to be able to finish off this loaf of bread.
A. Whatever
B. Whenever
C. Wherever
D. However
5. I'm certain Davel's told you his business troubles.
_________, it's no secret that he owes a lot of money to the bank.
A. However
B. Anyway
C. Therefore
D. Though
6. They decided to drive the cattle away _________ they did more damage.
A. until
B. unless
C. before
D. although
7. I used to love that film _________ I was a child, but I don't feel it that way any more.
A. once
B. when
C. since
D. although
8. Work hard, _________ you don't want to stay behind.
A. or
B. if
C. and
D. so
9. I really don't know _________ it will rain or not tomorrow.
A. when
B. how
C. if
D. whether
10. _________ everyone is here, why don't we begin our class meeting?
A. As soon as
B. After
C. Now that
D. When
11. The weather was _________ cold that I didn't like to leave my room.
A. really
B. such
C. too
D. so
12. The little boy is only six years old, _________ he can write novels.
A. so
B. but
C. if
D. and
13. He left the room _________ the windows _________.
A. before… opened
B. after… close
C. with… open
D. with… opening
14. Computer can do a lot of things instead of people. _________, they can't take the place of human beings.
A. But
B. However
C. So
D. And
15. I'm sorry you've been waiting so long, but it'll still be some time _________ Brian get back.
A. before
B. since
C. till
D. after
16. I grew up in Africa, _________ at least I should say that I spent much of the first ten years of my life there.
A. and
B. or
C. so
D. but
17. She set out soon after dark _________ home an hour later.
A. arriving
B. to arrive
C. having arrived
D. and arrived
18. The lawyer rarely wears anything other than jeans and a T-shirt _________ the season.
A. whatever
B. wherever
C. whenever
D. however
19. Tom got up late yesterday, _________ he didn't catch the first bus.
A. because
B. for
C. so
D. or
20. The Anti-Japanese War ended sixty years ago, _________ the Chinese people will never forget it.
A. but
B. so
C. and
D. or
21. Mrs. Shute wouldn't leave the TV set, _________ her children were waiting for their-supper.
A. if
B. because
C. even though
D. as soon as
22. He was about halfway through his meal _________ a familiar voice came to his ears.
A. why
B. where
C. when
D. while
23. In some places women are expected to earn money _________ they have to raise their children.
A. but
B. while
C. because
D. though
24. Nancy enjoyed herself so much _________ she visited her friends in Sydney last year.
A. that
B. which
C. when
D. where
25. —Would you like to come to dinner tonight?
—I'd like to, _________ I'm too busy.
A. and
B. so
C. as
D. but
