38] Last term our maths teacher set so difficult an examination problem _____ none of us worked out.

[译文] 上学期数学老师考试出题太难，没有一个人能解出来。

　 A. that 　 B. as

　 C. so that 　 D. which

[答案及简析] B。 as引导定语从句修饰"examination problem",在从句中作宾语,因其先行词前有限定词so。若看作"so…that…"结构,结果状语从句应加宾语,为"worked it out"。

37] -What did you think of ______ president?-I didn’t care for him at first，but after ____ time I get to like him.

[译文] --你认为这位总统如何？　--起初我一点也不喜欢他。但过了一段时间，我却逐渐喜欢他了。

　 A. the; a 　 B. /; the

　 C. the; the 　 D. /; a

[答案及简析] A。 the president特指"那个人",并非表"职衔"；"职务"。

36] It was five o’clock in the afternoon _____ they climbed up to the top of the mountain.

[译文] 他们爬上山顶的时候是下午5点钟。

　 A. since 　 B. when

　 C. That 　 D. until

[答案及简析] B。 此句为一主从复合句。"when"引导状语从句；若看作强调结构,应在five前加at。

35] How pleasant the picture is to _______！

[译文] 这幅画看起来很不错！

　 A. be looked 　 B. for looking at

　 C. looking at 　 D. look at

[答案及简析] D。 ＝It is peasant to look at the picture。故不定式用主动形式。

34] In the 16-19 age group，32 of women smoke ______ 28 of men.

[译文] 在16-19年龄组里，女性和男性抽烟的比例是32:28。

　 A. comparing to 　 B. comparing with

　 C. compared to 　 D. compare with

[答案及简析] C。 与。。。相比较。

33] I’ll give the prize to _______ finishes the work first.

[译文] 我将把奖品给最先完成工作的人。

　 A. whomever 　 B. whoever

　 C. who 　 D. anyone

[答案及简析] B。 名词性从句中的“救从不救主原则”和“首选原则”。

32] When he was a little boy，he ______ on the farm.

[译文] 但他是一个小孩时，常常在农场里劳动。

　 A. used to working 　 B. used to work

　 C. got used to work 　 D. was used to work

[答案及简析] B。 used to do sth.意为"过去经常做某事"。be used to do sth.意为"被用来做某事"。be/get used to doing sth."习惯于做某事"。

31] -We want someone to design the new art museum for us.-_____ the young fellow have a try?

[译文] --我们想找人为我们设计一个新的艺术博物馆。--是不是让这位年轻小伙子试一试？

　 A. May 　 B. Shall

　 C. Will 　 D. Need

[答案及简析] B。 shall作为情态动词,用于二三人称,表示"询问"，"警告"，"允诺"，"命令"，"决心"，"强制"等语气。will作为情态动词，用于主语是各种人称的陈述句中，表示"意愿"和"倾向"。用于第二人称的疑问句中，表"请求"。

30] -Are you pleased with what he has done?　-Not in the least. It couldn’t be ____.

[译文] --你对他所做的工作满意吗？　--一点也不满意。没有比这个更糟的了。

　 A. so bad 　 B. much better

　 C. any worse 　 D. the best

[答案及简析] C。 否定词与比较级连用表最高级含义。

29] _____ all the inventions have in common is ______ they have succeeded.

[译文] 所有发明共有的特点是他们成功了。

　 A. What; what 　 B. That; what

　 C. What; that 　 D. That; that

[答案及简析] C。 第一空既是主语从句的(谓语have)宾语,又是主句的主语,所以应该填what；第二空用that来引导表语从句。