—______ I see your ID card， sir?

—No problem. Here you are．

A. Can B. May

C. Need D. Must

B 【解析】試題分析：句意：-先生，我能看看你的身份證嗎？-沒問題。給你。may 情態(tài)動(dòng)詞，可以，表示委婉的請(qǐng)求, 比can委婉。所以選B。

—What beautiful flowers! I can’t decide ________ for my mom.

—For Mother’s Day， it can’t be better to buy some carnations.

A. when to choose B. which to choose

C. how to choose D. to choose what

B 【解析】試題分析：句意：-多么美麗的花朵啊! 我不能決定為媽媽選擇哪些�！獙�(duì)于母親節(jié), 買康乃馨最好不過。which特殊疑問詞，哪個(gè)或哪些; 固定用法：特殊疑問詞+to do。所以選B。

The ________ you work, the more trust and praise you will get from your workmates.

A. more careful B. more carefully

C. most carefully D. most careful

B 【解析】試題分析：句意：你工作越細(xì)心, 你將會(huì)從你的同事那里得到更多的信任和贊美。work動(dòng)詞，工作，由副詞修飾；句型“The +比較級(jí)+句子，the +比較級(jí)+句子”表示“越……, 越……”。more carefully是carefully的比較級(jí)。所以選B。

Don't touch the instruments in the laboratory ________ the teacher allows you to do that.

A. unless B. when

C. though D. because

A 【解析】試題分析：句意：在實(shí)驗(yàn)室不要碰儀器, 除非老師允許你這樣做。unless連詞，除非，引導(dǎo)條件狀語從句。所以選A。

— Why is Sandy absent from school today?

—He is in hospital．He hurt ______ when doing DIY at home yesterday．

A. his B. he

C. himself D. him

C 【解析】試題分析：句意：-為什么桑迪今天沒來上學(xué)？-他住院了。他昨天在家自己做東西時(shí)弄傷了自己。hurt oneself傷者某人自己。所以選C。

My American friend Sam is quite interested in Nanjing. He wonders _______.

A. when was the Confucius Temple built

B. How high is the Purple Mountain

C. that Nanjing was very rich in ancient times

D. who built Dr. Sun Yat-sen's Mausoleum

D 【解析】試題分析：句意：我的美國(guó)朋友山姆對(duì)南京很感興趣。他想知道是誰建造了中山陵。本句是賓語從句，用陳述句的語序。所以選D。

—________! I left my camera in the cafe and it’s still here.

—Lucky you! You should take good care of your things during the trip.

A. Well done B. Thank goodness

C. Forget it D. My pleasure

B 【解析】試題分析：句意：-謝天謝地！我把相機(jī)忘在咖啡館了，它還在這里。-你真幸運(yùn)！你要在旅途中照顧好你的東西。Thank goodness常用于表感覺幸運(yùn)的心情。所以選B。

We must work hard to go over our lessons now because time is __________.

A. coming out B. giving out C. cutting out D. running out

D 【解析】現(xiàn)在我們必須努力復(fù)習(xí)我們的課程因?yàn)闀r(shí)間即將用完。come out出來，出版；give out分發(fā)；cut out刪去；run out，用光，用完，耗盡。結(jié)合句意，故選D。

—The surgeon hasn’t come back, has he?

—_______, for he _______ Australia since last week and will be back in a week.

A. No; has been in B. No; has gone to C. Yes; has gone to D. Yes; has been in

A 【解析】試題分析：句意：--外科醫(yī)生還沒回來，是嗎？--不，因?yàn)樽詮纳现芩�就待在澳大利亞，一周之后將�?huì)回來。 根據(jù)下文的回答，可知應(yīng)該做否定回答，根據(jù)since引導(dǎo)的從句可知用現(xiàn)在完成時(shí)，其結(jié)構(gòu)是has done的形式，have been in表示待在某地；have gone to表示去了某地；have been to表示去過某地。根據(jù)句意，故選A。

—Could you tell us _______？

—Sometimes, if I have time.

A. how long you play computer games B. how often you go to the park

C. how soon will you see a film D. how much time you spend on homework

B 【解析】--你能告訴我你多久去一次公園嗎？--偶爾，如果我有時(shí)間的話。How long多長(zhǎng)時(shí)間；How soon多久以后；How often多久一次；How much多少錢。根據(jù)回答sometimes可知問頻率，故選B。