大学英语综合教程第1册第2版 Unit1-5 答案(17)

2021-01-26 23:04

3. (Disease refers to any kind of bad health or is an illness that affects people, animals or plants.

It does not have any implications as to whether the sickness is acute or chronic, mild or harsh, or long or short in duration. Plague specifically refers to a very infectious disease that spreads quickly over a wide area and kills large numbers of people.) a. disease c. disease b. plague d. plague

4. (Keep, among its many different uses, can mean "cause something or somebody to continue

to do something," or "have without the need of returning." Maintain means "continue to have something and do not let it stop or grow weaker," or "keep something in good condition by regularly checking it and repairing it when necessary.")

a. keep c. maintain b. keep d. maintain

V.

1. 2. 3. 4. 5. 6. 7. 8.

Give a synonym or an antonym of the word underlined in each sentence in the sense it is used.

tighten (intensify, enhance)

unhappy (wretched, miserable, cheerless) quickly (rapidly, swiftly)

negative (doubtful, pessimistic, uncertain) benefit (profit, advantage) gain (increase, gather) cautious (alert, watchful)

beginning (start, commencement)

VI.

1. 2. 3. 4. 5. 6. 7. 8.

Fill in the blank in each sentence with an appropriate form of the given capitalized word in brackets.

unfavourable organisation worthless imperfect strengthening ashamed gratitude youth

Grammar

I. Put in any, each, every, some or one of their compounds.

1. every (We use ―each‖ when we talk about people or things as individuals and we use ―every‖ when we think of them as a group.) 2. everything

3. anywhere (―Anywhere‖ in an affirmative sentence means ―in any place; no matter where‖) 4. everyday

5. somehow; anything


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