16. One of the most important purposes of the United Nations is to _______ international peace.

　　A) contain B) obtain C) maintain D) attain

　　17. The ________ of doctors believe smoking is harmful to health.

　　A) mainly B) majority C) most D) speciality

　　18. Near half of the Congress is of lawyers.

　　A) made out B) made up C) set out D) set up

　　19. Pay increases will not always make _____ poor working conditions.

　　A) use of B) up of C) up to D) up for

　　20. He did everything in a leisurely _____

　　A) method B) manner C) mind D) mood

　　21. _____ship has been wrecked on those rocks.

　　A) Many B) Plenty of C) Many a D) Lots of

　　22. —I thought you wouldn’t mind.

　　—well, _______ I don’t. But you should have asked me first.

　　A) as a matter B) as a fact C) no matter the fact D) as a matter of fact

　　23. The ________ speed on this road is sixty miles per hour.

　　A) limited B) restricted C) maximum D) immense

　　24. Typescript looks best when at least an inch of _______ is left on all four sides of the page.

　　A) space B) room C) marking D) margin

　　25. If you think the medicine will do you any good. ________ try it.

　　A) by all means B) by means of C) by the way D) by no means

　　26. How do you want the beef— rare, _______, or well done?

　　A) minimum B) medium C) middle D) minor

　　27. A person with ________ disorders is one who is ill in mind.

　　A) manner B) spirit C) metal D) mental

　　28. —I’m sorry to have troubled you.

　　—Don’t _________ it.

　　A) bother B) apologize C) mention D) complain

　　29. _________ weather is warm and pleasant.

　　A) Mild B) Middle C) Gentle D) General

　　30. In judging his achievement we must _______ in mind that he has had no previous experience of this kind of work.

　　A) bring B) bear C) get D) put

　　参考答案;

　　1. B 2. B 3. A 4. A 5. B 6. D 7. B 8. A 9. C 10. C

　　11. B 12. C 13. C 14. A 15. C 16. C 17. B 18. B 19. D 20. B

　　21. C 22. D 23. C 24. D 25. A 26. B 27. D 28. C 29. A 30. B