6. -I’m thinking of losing weight these days.

-Oh, you 　　　　be out of your mind. You’re 50 kilograms at the most!

A. will　　 B. should　　 C. may　　 D. must

选D。本题考查情态动词的用法。由下句 “you’re 50 kilograms at the most”可以推断出来，由此可知，“你还减肥，你肯定是(must be)疯了。”

5. If you don’t study hard, you’ll regret, _____ you?

A. won’t　　 B. don’t　　 C. will　　 D. do

选A。由主句you’ll regret确定。

4. I thought _____ no use talking with him. _____ was a waste of time.

A. there…There　　　　 　B. it…It

C. there…It　　　　　　 D. it…There

选B。前空it作形式宾语，后空it指“与他交谈”这回事。

3. Every boy and every girl ________ pleased when they saw Shenzhou VI was sent up to space.

A. is　 B. was　 C. are　 D. were

选B。由and连接的并列单数主语前如果分别有each, every, no等修饰，谓语动词用单数形式。

2. -How long have you been in this office?

-Just a few minutes. My cousins 　　　　here together with me.

A. have walked　　　 B. had walked

C. walked　　　　　　 D. have been walking

选C。本题主要考查动词时态交际中的应用。根据here together with me 可知，是表弟来里的行为发生在过去某一时间，因此本题的正确答案选C。

1. In America, _____ car is _____ popular means of transportation.

A. the; a　 B. a; the　　 C. the; the　　 D. the; /

选A。本题考查冠词用法。 可数名词car 前加定冠词表示类指；means意思是“方式；方法”单复数同形。

20. They asked me to have a dinner in an excellent restaurant with the, I said that it was at least five years since I _______ a good meal.

　A. had enjoyed　 B. was enjoying　 C. enjoyed　 D. had been enjoying

选A。该题考查学生的目标是直接引语变成间接引语。该句的直接引语为It is at least five years since I enjoyed a good meal.因此，It is变It was；since I enjoyed a good meal变成since I had enjoyed a good meal.

19. _____, I think, and the problems could be settled.

A. If you double your efforts

B. So long as you keep up your spirits

C. Making greater efforts

D. A bit more efforts

选D。句首省略了make，完整的句型是“祈使句 + and + 陈述句”。

18. I think I was at school, 　　　　I was staying with a friend during the vacation when I heard the news.

A. even so　　　　 　B. and then

C. so that　　　　 D. or else

选D。or else 用作连词，意为“否则；不然”，其余各项与语境相悖。

17. He is 　　　　as a leader but he hasn’t 　　　in teaching.

　 A. success; many experiences

　 B. a success; much experience

　 C. great success; an experience

　 D. a great success; a lot of experiences

选B。抽象名词具体化，表示具有某种特征的人或事物，可用作可数名词。如：She is a success in business but a failure in marriage (她在事业上是个成功者，但在婚姻上是个失败者)；experience作为“经验”解，为不可数名词。