11. You cannot be ________ careful when you drive a car.

A) very B) so C) too D) enough

12. In general， the amount that a student spends for housing should be held to one-fifth the total ________ for living expenses.

A) acceptable B) available C) advisable D) applicable

13. Every man in this country has the right to live where he wants to ______ the color of his skin.

A) with the exception of B) in the light of

C) by virtue of D) regardless of

14. Housewives who do not go out to work feel they are not working to their full ________.

A) capacity B) strength C) length D) possibility

15. I hate people who ________ the end of a film that you haven‘t seen before.

A) reveal B) rewrite C) revise D) reverse

16. He's watching TV? He’s ________ to be cleaning his room.

A) known B) supposed C) regarded D) considered

17. The old couple decided to ________ a boy and a girl though they had three of their own.

A) adapt B) bring C) receive D) adopt

18. The government is trying to do something to ________ better understanding between the two countries.

A) raise B) promote C) heighten D) increase

19. The newspaper did not mention the ________ of the damage caused by the fire.

A) range B) level C) extent D) quantity

20. The soldier was ________ of running away when the enemy attacked.

A) scolded B) charged C) accused D) punished

参考答案：11-15 CBDAA 16-20 BDBCC