--Which computer do you like best,Sir? --Sorry, I can't decide ________ now.

A. to buy which one B. buy which one

C. which one to buy D. which I should buy it

C 【解析】句意：——你最喜歡哪個(gè)電腦，先生？——對不起，我現(xiàn)在不能決定買哪一個(gè)。 which I should buy it，which在這里是形式賓語，不需要再加it；疑問詞后面接不定式做賓語；故選C

—Where is the Big Ben? —In ______.

A. China B. the UK C. France D. Canada

B 【解析】句意：——大本鐘在哪里？——在倫敦。A. China 中國； B. the UK 英國； C. France 法國； D. Canada加拿大；根據(jù)地理知識(shí)可知選B

Is there wrong with your new computer?

A. no B. nothing C. anything D. something

C 【解析】句意：這個(gè)新電腦有毛病嗎？句子是疑問句，something一般用于肯定句，故排除D；no不能做句子的主語，這里缺少的句子的主語，故排除A；anything用于否定句和疑問句。根據(jù)句意故選C。

Would you like to help me my Chinese?

A. on B. with C. for D. to

B 【解析】句意：你愿意幫我學(xué)中文嗎？短語help sb with sth在某方面幫助某人。故選B。

That _____ a good idea!

A. listens to B. hears C. sounds D. listens

C 【解析】句意：那聽起來是個(gè)好主意。A. listens to 聽---； B. hears 聽見； C. sounds 聽起來； D. listens聽；根據(jù)句意故選C

The girl is afraid ________.

A. at fly B. at flying C. of fly D. of flying

D 【解析】句意：這個(gè)女孩害怕飛。be afraid of doing sth害怕做某事；故選D

When and where _______ we meet tomorrow?

A. will B. are C. did D. shall

A 【解析】句意：我們明天在哪里什么時(shí)候見面？根據(jù) tomorrow可知是將來時(shí)態(tài)， shall 用于第一人稱疑問句表示請求，許可；故選A

There ________ a meeting next week.

A.hasn’t B. isn’t going to have

C. isn’t going to be D. won’t have

C 【解析】 試題分析：句意：下周有一個(gè)班會(huì)。你準(zhǔn)備好了嗎？there be句型表示某地有某物，have表示某人有某物，結(jié)合語境可知本句描述的是將來的動(dòng)作，故用一般將來時(shí)態(tài)，選C。

If I have enough money, I ______ a school bus to help the poor children go to school.

A. buy B. bought C. will buy

C 【解析】句意：如果我有足夠的錢，我就買一個(gè)校車幫助貧窮的孩子上學(xué)。根據(jù)If I have enough money；可知主句用一般將來時(shí)態(tài)；故選C

-Excuse me.Could you wake me up when my friend ______here?

-Of course.But we still don’t know when your friend ____ here.

A. comes;will come B. comes;comes

C. will come;comes D. will come;will come

A 【解析】試題分析：句意：麻煩你，當(dāng)我的朋友來到這兒時(shí)，你能叫醒我嗎？-當(dāng)然。但是我們還不知道你的朋友什么時(shí)間來這兒。when,何時(shí)，什么時(shí)間，引導(dǎo)賓語從句；當(dāng)……，引導(dǎo)時(shí)間狀語從句，當(dāng)主從句的動(dòng)作都沒有發(fā)生時(shí)，主句用將來時(shí)，從句用一般現(xiàn)在時(shí)，即主將從現(xiàn)。根據(jù)句子結(jié)構(gòu)，第一個(gè)句子是時(shí)間狀語從句，第二個(gè)句子是賓語從句，故選A。