16. It is hot and dry; the flowers need_________.

　　A being watered

　　B be watered

　　C to water

　　D to be watered

　　答案:D

　　这里是固定用法，need to be done前面的被修饰词与be done的动词是被动关系。

　　17. From her conversation, I_________ that she had a large family.

　　A deduced

　　B decided

　　C declared

　　D deceived

　　答案:A

　　本题考查的是词义辨析。Deduce：推论;deceive：欺骗;declare：宣称，宣布。

　　18. The children lined up and walked out_________.

　　A in place

　　B in condition

　　C in order

　　D in private

　　答案:C

　　本题考查的是in的有关短语。本句的意思是孩子们排起队按顺序走出来。因此选in order。，有秩序地。in place：在适当的位置;in condition在…情况下;in private：私下，秘密的。

　　19. _________, he felt tired out after the long journey for eight hours.

　　A Strong as he is

　　B The stronger he is

　　C Strong man that he is

　　D For he is strong

　　答案:A

　　本题考查as引导让步状语从句时的特殊用法，即部分倒装—adj.as sb is，表示转折关系，下面的句子的意思一般和形容词的词义相反。所以选A。

　　20. The doctor’’s advice was that the patient_________ at once.

　　A to be operated

　　B being operated

　　C be operated

　　D operated

　　答案:C

　　本题考查虚拟语气，advise，insist等动词后是接that sb.(should)do sth.不用加to或变为动名词，其名词形式advice，insistence后面动词形式也一样。此题又是被动形式。所以直接为be operated。

　　21. A solid is different from a liquid_________ the solid has its definite shape.

　　A in that

　　B in which

　　C in what

　　D because of which

　　答案:A

　　本题考查in的用法。与某某的不同之处在于是different in sth.因此从前三项中选择。这是表真理性的从句，所以选择A.in that。

　　22. There was nobody________ when we came round the corner.

　　A out of sight

　　B at sight

　　C by sight

　　D in sight

　　答案:D

　　短语辨析。out of sight看不见，在视野之外，如：Don’t let the children out of your sight.别让孩子们走出你的视野。at sight一看见就，如：She identified me at the first sight.她一眼就认出了我。by sight并无此搭配。in sight看得见，在望，在即，如：There is nobody in sight in the building.楼里见不到一个人。根据句意，应该选D。[译文]我们经过那个角落时没看见一个人。

　　23. Mr. Smith, together with his wife and children,_________ going to the party this weekend.

　　A am

　　B is

　　C are

　　D will

　　答案:B

　　此题考查主谓一致的用法。当主语后跟有with，along with，together with，besides，except，including，as well as，rather than等词时，谓语动词不受词组的影响，仅和第一个主语保持一致。本句的意思是：“史密斯先生和他的妻子和孩子周末去参加宴会。”因此B最符合题意。

　　24. The doctor will not perform the operation_________ it is absolutely necessary.

　　A so

　　B if

　　C for

　　D unless

　　答案:D

　　本题考查的是连词辨析。Unless是除非的意思，符合题目，即医生不会实施手术，除非有绝对的必要。

　　25. I can’’t find the recorder in the room. It________ by somebody.

　　A must have taken

　　B may have taken

　　C may have been taken

　　D should have been taken

　　答案:A

　　must+have+过去分词表对过去事情的猜测，如：It must have rained yesterday，for the road is all wet.昨天肯定下雨了，因为路面全湿了。[译文]我没有在房间里找到录音机，肯定是有人拿走了。

　　26. ________ the advice of his friends, he would not have suffered such a heavy loss in his business.

　　A If he took

　　B If he should take

　　C Were he to take

　　D Had he taken

　　答案:D

　　虚拟语气。表示与过去事实相反，用过去完成时;条件状语从句省略了if，助动词提前。如果他听了朋友们的建议的话，他就不会损失这么大了。

　　27. The company has to_________ the benefits against the costs in the last three months.

　　A boast

　　B blame

　　C block

　　D balance

　　答案:D

　　本题考查动词辨析。balance the benefits against the cost平衡收益和成本，这是一个固定的说法。Balance一词在财经中有广泛的应用。

　　28. I believe you have_________ your purse in the living—room.

　　A left alone

　　B left behind

　　C left off

　　D left out

　　答案:B

　　本题考查leave的有关短语。leave alone不管;leave behind，留下，遗留;leave off停止，不再穿;leave out遗漏，不考虑。结合题意，你把钱包留在起居室里了，所以选B。

　　29. The dish_________ terrible! I don’’t like it at all.

　　A tastes

　　B tasted

　　C will taste

　　D is tasted

　　答案:A

　　本题考查的是感官动词的系动词用法。诸如feel，taste，look，smell，sound等感官动词可以做系动词用。例如：She looks well today.(注意：此处well是形容词，表身体好)

　　30. It was not________ midnight that they discovered the children were not in their beds.

　　A before

　　B at

　　C after

　　D until

　　答案:D

　　短语搭配。四个答案均可与midnight连用，根据句意，本句是一个强调句，强调的是时间。能够与not连用的只有until。not until直到，如：It was not until 1972 that the war finally came to an end.这场战争直到1972年才结束。因此选D。[译文]直到午夜他们才发现孩子们不在床上。