32. You cannot be _B_ careful when you drive a car.

　　A very B too C so D enough

　　cannot too 在…也不为过，越…越好。

　　34. Every man in this country has the right to live where he wants to _A_ the color of his skin. [regardless of 不管，不顾]

　　A regardless of B in the light of C by virtue of D with the exception of

　　35. Housewives who do not go out to work feel they are not working to their full _B_.

　　A strength B capacity C length D possibility

　　strength n. 力量，体力，实力; capacity n. 才能，才智(能力方面)。

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

　　A adapt B bring C adopt D receive

　　39. The government is trying to do something to _D_ better understanding between the two countries.

　　A raise B increase C heighten D promote

　　promote better understanding 增进理解。

　　40. The newspaper did not mention the _A_ of the damage caused by the fire.

　　A extent B level C range D quantity

　　extent作核心名词，表示到…程度了，介词用to。

　　41. The soldier was _A_ of running away when the enemy attacked.

　　A accused B charged C scolded D punished

　　be accused of 被指控，被职责; be charged with 被指控。

　　42. Had he worked harder， he _D_ the exams.

　　A must have got through B could get through

　　C would get through D would have got through

　　had he worked harder (虚拟语气) = if he had worked harder …

　　与过去事实相反用：情态动词 + have + 动词的过去分词。

　　45. It seems oil _B_ from this pipe for some time. We‘ll have to take the machine apart to put it right.

　　A had leaked B has been leaking C leaked D is leaking

　　for + 一段时间，做时间状语，谓语动词用完成时态。过去完成时要与一般过去时搭配。