1　It is difficult to assess the importance of the decision.

A evaluate

B comment

C discuss

D report

2　You must try to wipe out the memory of these horrible events.

A strange

B terrible

C unusual

D unfair

3　He spoke in such a pleasant manner that I felt at ease with him at once.

A confident

B relaxing

C formal

D comfortable

4　He worked so hard that eventually he fell ill.

A then

B surely

C finally

D recently

5　He thought it better to begin working immediately.

A at once

B recently

C early

D rapidly

6　As the headmaster made a long speech, the ceremony was prolonged by ten minutes.

A quickened

B enlarged

C enriched

D lengthened

7　The animals in Australia are vastly different from those in Europe

A chiefly

B greatly

C mainly

D totally

8　Poor people can't always live in decent conditions

A popular

B famous

C favorite

D acceptable

9　Many people have the illusion that wealth is the chief source of happiness.

A firm belief

B outlook

C false idea

D vision

10 When she was invited to dinner, she readily accepted

A suddenly

B firmly

C really

D willingly

11 The manager gave us the identical cottage each summer.

A temporary

B similar

C same

D attractive

12 Mary has derived a good deal of benefit from her job.

A obtained

B accepted

C bribed

D produced

13 He is charming; nevertheless, I don't quite trust him.

A however

B therefore

C despite

D afterwards

14 Her behaviour is extremely childish.

A simple

B immature

C beautiful

D pretty

15 Even in a modernized country, manual work is still needed.

A hard

B mental

C simple

D physical

参考答案：　1. A　2. B　3. D　4. C　5. A    6. D　7. B　8. D　9. C　10. D11. C　 12. A　 13. A　 14. B　 15. D

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