6. The boy was sitting _____ his mother, _____ his back _____ the door.

A. next to…with…to　 B. nearly…of…against

C. close to…with…on　 D. near…in…towards

选A。 with his back to the door是with的复合结构，意为“背向着门”。

5.We can never forget the days _______ the two astronauts in spaceship worked together and the days ________ we spent together.

　A. when; which　 B. which; when　 C. what; that　 D. on which; when

选A。选择定语从句的关系词关键在于区别关系词在从句中作什么成分。第一个先行词the days在从句中作状语，故用when或on which； 而第二个the days在从句中作spent的宾语必须用which或that。综合两个空，只能选A。

4. _____ teachers are looked down upon.

A. Went away are the days when

B. Away went the days which

C. Gone are the days when

D. Went are the days that

选C。自然语序是The days are gone. when引导定语从句修饰the days。倒装的目的是为了平衡主从句。

3. This is the second time Nie Haisheng ________ to be the astronaut who took the glorious task.

　A. has been chosen　 B. had been chosen　

C. was chosen　　　　 D. chose

　选A。This/ It is the first/second ,etc. time 后面的从句应该接现在完成时。

2. - Will you go to the party?

- Of course I will _____.

A. if invited　 　　　　　B. if having invited

C. if I was invited　 　　D. if I will be invited

选A。 本句完整的句子为Of course I will go if I am invited.

1. - I should have gone to the wonderful concert with you yesterday.

- _____. If possible, I wish I would have another such chance.

A. Yes, you should　　　 B. Take it easy

C. What a shame　　 　　　D. Don’t worry

选C。表示遗憾，并希望下次有机会去。

20. Philippine president Gloria Macapagal Arroyo _____ another term in office, _____ her closest rival(对手), film star Fernando Poe Junior.

　 A. won; beating　　　 B. got; winning　　　

C. got; won　　　 　　D. won; beat

　选A。win后面经常接a victory/prize/ award, etc.本题中指赢得下一轮执政权。用beat表示击败对手。用doing作状语。

19. - I hope you enjoyed the film last night.

　 - How on earth do you know I went to a film? I _____ you.

　 A. won’t tell　　　　 B. didn’t tell　　　　

C. haven’t told　　　 D. hadn’t told

　 选B。从问句中可以知道是发生在昨天晚上的事情，所以我不知道的动作也应该是在当时发生。做这类试题可以在句子的相关部分填加一定的时间状语。本题可以加上at that time。

18. - You must obey every word of mine!

- _____ I don’t?

A. How if　　　　　　 B. What if

C. Such as　　　　 　　D. Only if

选B。What if…？如果……怎么办？要是……会怎样呢？

17. - He hasn’t finished the work yet.

- Well, he _____.

A. ought　　　　　 　　　B. ought to

C. ought to have　 　　D. ought to have finished

选C。 to后不定式的动词be，have或have been通常不省略。