课后练习答案 Unit1 第五页
1-5 impression no more than contains established varied
6-10 process sustainable speed up worse still absorbed
1-5 describe destroyed absorption process grow 6-10 economy impressed containers renew variety 翻译: 1. to cut down trees without permission 2. varied between 4% and 6%
3. to speed up the production of the new brand car 4. is the same as ours
5. worse still ,he was out of job 第七页
It is the director who is responsible for the accident
It is jack who helped the old man to push his cart
It took the boy three hours to swim across the river. It took the doctors several hours to operate on this patient
He devoted all his time to writing fairy tales, so he remained single all his life.
If you do not eat, you will have to remain hungry.
As we mentioned just now, the problem is much more serious than you thought
As everybody knows, learning a foreign language takes much time 第十页
Accept receive received accept Lie laid lay lie
Alone lonely lonely alone 第十二页 1. 正确 2. That—which 3. Which---that 4. Who---whom 5. He后加who 6. Which—whom 7. Which—where 8. Which—whose 9. Which—that 10. House后加In (1) where (2) though
(3) it (4) as (5) because (6) in (7) with (8) with (9) if (10) gave
Unit 2 Capital cities Exercise I
1. Washington,London,Ottawa, Canberra, Wellington2. earthquakes, diseases 3. qualities 4. advantages 5. foreign
Exercise II
1. is spoken of as 2. leveled 3. guard 4. decaying 5. associating 6. peculiar 7. are laid out 8. ranks 9. imitated 10.
imagine
Exercise III 1. commerce 2. present 3. imitation