【编者按】大家知道，现在的英语试题总体不难，只要不放弃的学生都可以考及格以上，但欲考接近满分却并非易事。因为为了适当拉开学生距离，命题老师往往也会出一两个所谓的压轴题，以把那些真正的英语尖子生选拔出来。有时候我们学生与重点失之交臂，就是失分在下面我精选的难题上。为你带来难题汇总及解析。

( ) 21.Japan is ________ the east of China, Taiwan is ____ the southeast of China..

解析：选B. 日本位于中国东部(外面)用to, 台湾位于中国东部(内部)用in.

A. in; in B. to; in C. on ; to D. in; to

( ) 22.The postman shouted, “ Mr Green, here is a letter ________ you.”

A. to B. from C. for D. of

解析： 选C. 介词的考查。句意：Mr Green, 这是你的信。学生容易误选A.

( ) 23.He hasn’t heard from his friend __________ last month.

A. since B. by the end of C. for D. until

解析： A. 此题学生容易受思维定势not… until…的影响误选D。since用于现在完成时，如果此题是一般过去时就选择D.

( ) 24.. ---Jimmy lost his key yesterday.

---________? It’s his third time in just one month.

A. Has he B. Did he C. Was he D. Does he

解析：B. 根据上一句一般过去时可以判断。

( ) 25.You’ve passed the exam. I’m happy ______ you.

A. on B. at C. in D. for

解析：选D. 句意：你考试及格了，我为你高兴。

( ) 26. I wonder ________ they finished so many different jobs in such a short time.

A. why B. how C. when D. where

解析：选B. 句意：我想知道他在如此短的时间内是怎样完成这么多不同工作的。

( ) 27. --Ought I to go right now? ---_________.

A. That’s very bad. B. Yes, you go ought to C. Yes, you ought D. No, you ought not to

解析： 选D. 句子的肯定回答为：Yes, you ought to. 否定回答为：No, you ought not to

( ) 28. I don’t know when he ________. When he _______ here, I’ll call you in a minute.

A. will come; will arrive B. comes; arrices C. will come; arrives D. comes; will arrive

解析：选C. 第一句是宾语从句根据语境用一般将来时，第二句是时间状语从句，由于主句是一般将来时，那么从句要用一般现在时来代替

( ) 29. He turned ________ the radio a little because his father was asleep.

A. on B. down C. up 初中化学 D. off

解析： 选B. 此题学生会误选D. 但后面有个副词短语a little, 故选择B, 意为：把收音机调小一点，父亲在睡觉。如果去掉a little则选择D.

( ) 30. I don’t know the homework _______ today.

A. on B. in C. of D. for

解析： 选D. 句意： 我不知道今天的家庭作业。

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