英语四级的词汇笔记和练习题（9）

　　1. Walter offered us a lift when he was leaving the office, but our work _A_, we declined the offer.

　　A not being finished B not having finished

　　C had not been finished D was not finished

　　2. A survey was carrie3d out on the death rate of new-born babies in that region, _D_ were surprising.

　　A as results B which results C the results of it D the results of which

　　3. All flights _D_ because of the snowstorm, many passengers could no nothing but take the train.

　　A had been canceled B have been canceled

　　C were canceled D having been canceled

　　4. _A_ the calculation is right scientists can never be sure that they have included all variables and modeled them accurately.

　　A Even if B As far as C If only D So long as

　　even if 即使，即便； so long as （后面加句子时）只要。

　　5. My train arrives in New York at eight oclock tonight. The plane I would like to take from there _B_ by then.

　　A would leave B will have left C has left D had left

　　将来完成时：will have + 动词过去分词。

　　6. Harry was _A_ by a bee when he was collecting the honey.

　　A stung B stuck C bitten D scratched

　　sting v. （蜜蜂）叮，蛰； bite v. （蚊子等）咬； scratch vt. 抓伤，划破（通常指猫抓人）。

　　once bitten, twice shy. 一朝被蛇咬，十年怕井绳。

　　7 The thief tried to open the locked door but _B_.

　　A in no way B in vain C without effect D at a loss

　　in vain 徒劳，白费工夫； But很少与介词without联用； at a loss 不知所措。

　　8. _B_ seeing the damage he had done, the child felt ashamed.

　　A By B On C At D For

　　on后面加动词ing形式表示 在 之后 这个时间概念。

　　9. Research findings show we spend about two hours dreaming every night, no matter what we _C_ during the day.

　　A should have done B would have done C may have done D must have done

　　should have + 动词过去分词，表示本应该做； may have + 动词过去分词，表示可能做过；

　　与过去事实相反的虚拟语气主句谓语动词的表达形式可能用到：would have + 动词过去分词。

　　must have + 动词过去分词，表示对过去行为进行肯定推测。表示一定做过；

　　cant have + 动词过去分词，表示对过去行为进行否定推测，表示不可能做过。