656] _____ New York _______ London are two of the largest cities in the world.

[译文] 纽约和伦敦都是两个世界上最大的城市。

　 A. Either; or 　 B. Both; and

　 C. Neither; nor 　 D. Not only; but also

[答案及简析] B。 根据谓语动词判断，应该是both …and..结构。其它几个都是就近一致原则，该用单数。

655] ______ met, it won’t be easily forgotten.

[译文] 一旦遇上了，就不易忘记。

　 A. If you 　 B. when it

　 C. once 　 D. Once you were

[答案及简析] C。 once引导的条件状语从句，省略了it is。

654] -----They used to be good friends, but now they are like strangers. ----- How _____ this ______?

[译文] --他们过去一直是好朋友，但现在形同路人。　--怎么回事呀？

　 A. were; come about 　 B. did; come about

　 C. were; taken place 　 D. were; happened

[答案及简析] B。 come about, take place, happen都是发生的意思，均无被动语态。

653] We have spent _____ money on English books.

[译文] 我们花了许多钱在买英语书上。

　 A. a great deal of 　 B. a good many

　 C. a plenty of 　 D. a number of

[答案及简析] A。 money是不可数名词，只有a great deal of可以修饰它。

652] People in America speak the same language ______ the British do.

[译文] 美国人讲英国人一样的语言。

　 A. which 　 B. what

　 C. as 　 D. like

[答案及简析] C。 the same as 与….一样的。

651] Who has found out the answer _____ this question?

[译文] 谁找到了这个问题的答案？

　 A. of 　 B. for

　 C. to 　 D. about

[答案及简析] C。 什么什么的答案介词要to用，类似的还有：key, note, entrance。

650] We all write ______, even when there’s not much to say.

[译文] 我们都有时写写，即使我们没有什么要写的。

　 A. now and then 　 B. by and by

　 C. step and step 　 D. more or less

[答案及简析] A。 now and then = occasionally, from time to time, sometimes.

649] ----- how _____ are you driving now? -----A hundred miles an hour.

[译文] --你现在的车速是多少？　　--每小时一百英里。

　 A. fast 　 B. long

　 C. far 　 D. quickly

[答案及简析] A。 问速度，要用how fast提问。

648] -----Water! -----_________. ------ I can’t eat this. It’s too salty.

[译文] --水！　--哎，怎么啦？　--太咸了，我吃不下这东西。

　 A. Yes, sir? 　 B. What?

　 C. all right? 　 D. Pardon?

[答案及简析] A。 Yes, sir?是服务员响应别人的叫喊，并用疑问语气询问对方喊叫有什么事。

647] If you _____ finished, I’ll start clearing up.

[译文] 如果你大体上完成了，我就开始整理了。

　 A. more or less have 　 B. more and less have

　 C. have more or less 　 D. have more and less

[答案及简析] C。 more or less 或多或少，　大体上，在句中通常位于系动词，助动词，情态动词之后；行为动词之前。