1.It was________great shock to the world that two aero-planes crashed into ______World Trade Center in New York o September 11th, 2001.

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

　　选B。shock指代具体事情时为可数名词，a great shock意为“一次沉重的打击”;由普通名词构成的建筑类专有名词需加冠词，故答案为B。

　　　2. The TV programme has______on the children as______as the old.

　　A. a good effect; good

　　B. a positive effect; well

　　C. a good affect; well

　　D. affect; well

　　选B。have an effect on“对……有影响”;as well as “和……一样”。

　　3. ______, I think, and all the problems could be settled.

　　A. If you make more efforts

　　B. Making more efforts

　　C. A bit more effort

　　D. To have made more efforts

　　选C。句中有并列连词and，故应选择C项。其中名词短语相当于一个祈使句，完整的句子为：Make more efforts, I think, and all the problems could be settled.如选A , and要删去。

　　4  ______at in this way, the present situation about birds flue doesn’t seem so disappointing.

　　A. Looking B. Looked

　　C. Having looked D. To look

　　选B。根据“分词短语作状语，其逻辑主语须与主句的主语保持一致”的原则，因主语the present situation与look at 之间为被动关系，故答案为B。

　　　5.      you I owe a thousand apologies　　having doubted your ability.

　　A. For; to B. To; for

　　C. For; for D. To; to

　　选B。本句的结构是：owe sb. sth. for doing sth. 或owe sth. to do. for doing sth.。

　　6. He       the person referred to be put in prison.

　　A. said B. demanded

　　C. agreed D. thought

　　选B。referred to为过去分词作后置定;be put in prison前省去了should，在宾语从句中作谓语，在四个选项中，只有demand后跟虚拟语气，结构为：(should) + 动词原形。

　　　7. It is not enough only       the rules of grammar if you want to learn English well.

　　A. keeping in the mind

　　B. to keep in mind

　　C. to keep in your mind

　　D. keeping in your mind

　　选B。keep sth. in mind 为固定短语，意为“记住，记在心里。”only to keep sth. In mind为动词不定式作主语。

　　　8. —He       to the meeting. Have you informed him of it?

　　　　—Sorry. I       to.

　　A. hasn’t come; am going

　　B. didn’t come; have forgotten

　　C. hasn’t come; forgot

　　D. doesn’t come; will have

　　选C。第一句话Have you informed him of it?

　　暗示了时间状语so far;而第二句话暗含时间状语then，指当时发生的动作。

　　　9. Many people have been ill from a strange disease these days,       we’ve never heard of before.

　　A. one B. that C. it D. this

　　选A。one作同位语，指代前面的disease。

　　10. She stepped into the bedroom quietly       she might wake up her roommates.

　　A. for fear that B. so long as

　　C. on condition that D. in order that

　　选A。so long as 只要;on condition that…只要;in order that…为了;for fear that…唯恐，以防。

　　11. —Did you look up the time of trains to Shanghai?

　　　　—Yes, the earliest train is       to leave at 5:30 am.

　　A. likely B. about

　　C. possible D. due

　　选D。be due to do意为“应该…/预期的”;be about to do 不和时间状语连用;possible主语应为it;而likely与句意不合。

　　　　12. —Would you rather come on Friday or Saturday?

　　　　—      .

　　A. Yes, of course B. The other is better

　　C. What’s the matter D. Either would suit me

　　选D。句意为：两者中任何一个都合适。

　　　　13. —I want to go to the library but I am afraid I am not in the right      .

　　　　—      . Go ahead.

　　A. way; No B. distance; No

　　C. side; Yes D. direction; Yes

　　选D。in the right direction“向着正确的方向”。C项不能构成搭配，其他项与句意不符。

　　　14. The man we followed suddenly stopped ad looked as if     whether he was going I the right direction.

　　A. seeing B. having seen

　　C. to have see D. to see

　　选D。 as if 引导的状语从句是一个省略句，只剩下了目的状语to see。

　　15. Everyone was on time for the meeting　　Chris, who’s usually ten minutes late for everything.

　　A. but B. only

　　C. even D. yet

　　选C。本句话的意思是：每个人都准时来参加会议了，甚至经常干什么事都迟到十分钟的 Chris也准时来了。

　　　16. The politician has been warned that he would be getting into great trouble       stick to his standpoint.

　　A. were he to B. he will

　　C. he was to D. would he

　　选A。表示对将来情况的虚拟，条件从句的形式是：should + 动词原形;were to + 动词原形或一般过去时态。把if去掉，应使用倒装形式，故答案为A。

　　17. Jane was disappointed that most of the guests　　when she       at the party.

　　A. left; had arrived B. left; arrived

　　C. had left; had arrived D. had left; arrived

　　选D。客人在她arrived之前就已离开;过去的过去，用had left。

　　18. —Bruce was killed in a traffic accident.

　　　　—       I talked with him yesterday morning!

　　A. What a pity! B. I beg your pardon?

　　C. Sorry to hear that. D. Is that so?

　　选D。答语的后半部分是感叹句，说明惊讶的原因。D项 “Is that so?” 是用问句的语气表示惊讶;C项与后面的语气不一致，是干扰项。

　　19. It was quite a long time      I made it out what had happened.

　　A. after B. before C. when D. since

　　选B。“It + be + 时间名词+before / since”从句句型中，连词before 与since 混淆。用before引导时，句意是 “过了多久才……”，主句中的be动词为过去时或将来时态;用since引导时，其句间是“自从……以来已经多久了”，主句中的be动词多为现在时(或现在完成时)或一般过去时(此时since从句要用过去完成时)。

　　20. It was quite a serious accident,      caused by careless driving.

　　A. which I think was B. I think which was

　　C. which I think it was D. I think which it was

　　选A。本题考查由which引导的非限制性定语从句，which替代先行词accident 在定语从句中作主语。I think 是插入语，放在which后面。