1.John agreed to the suggestion that his students ________ two weeks to prepare for the exam.

　　A.give B.should give

　　C.be given D.would be given

　　[解析]suggestion, advice 等后的同位語從句用虛擬語氣。should do 或 should be done, 其中 should 可以省略，his students 與 give 之間為被動關系，故C項正確。

　　[答案]C

　　2.You ________ pay too much attention to your reading skill, as it is so important.

　　A. can't B. should

　　C. must D. needn't

　　[解析]本題考查情態(tài)動詞的特殊用法。句意：你一定要特別注意你的閱讀技巧，因為它是如此重要。can't...too... 為固定句式，意為“再……也不為過;一定要……”，故A項正確。

　　[答案]A

　　3.________ everyone have a great Spring Festival!

　　A. Can B. Must

　　C. May D. Should

　　[解析]本題考查情態(tài)動詞的特殊用法。句意：愿大家春節(jié)快樂!情態(tài)動詞 may 可以表祝愿，用于倒裝句中，故C項正確。

　　[答案]C

　　4. Naturally, when I tell her what to do, my daughter ________ go and do the opposite!

　　A. may B. can

　　C. must D. should

　　[解析]此處主要考查情態(tài)動詞 must 的特殊意思“非要，非得，偏要，偏偏”，表示與說話人愿望相反。句意：通常，我告訴女兒做什么時，女兒非得做相反的事。

　　[答案]C

　　5.—May I smoke here?

　　—If you ________， choose a seat in the smoking section.

　　A. should B. could

　　C. must D. may

　　[解析]句意：—我可以在這兒吸煙嗎?—如果你一定要吸的話，請在吸煙區(qū)選個座位。由語境可知，此處考查 must 表示“非得，偏要”這種語氣的用法。

　　[答案]C

　　6.—Can I pay the bill by check?

　　—Sorry, sir. But it is the management rule of our hotel that payment ________ be made in cash.

　　A.shall B.need

　　C.will D.can

　　[解析]shall 與第二、三人稱連用，表示命令，警告，允諾等語氣。

　　[答案]A

　　7.Whenever we met, Lily ________ greet me first though I was younger than her.

　　A. must B. would

　　C. should D. could

　　[解析]句意：不管我什么時候遇見莉莉，雖然我比她年輕，她總是先向我打招呼。由語境可知，此處用 would 表示“過去常�！�，指過去動作的重復，B項正確。

　　[答案]B

　　8.—Mum, I am sorry, but I failed in the English exam.

　　—So you ________ get the MP4 you want. I am sorry, too.

　　A. shall not B. might not

　　C. needn't D. shouldn't

　　[解析]根據所學知識可知 shall 用于陳述句中的第二、第三人稱時，表示說話人的意圖、允諾、警告、命令、決心等。由此可知此題的答案應該選擇A。

　　[答案]A

　　9.According to the school rules, no student ________ go out of school without the permission of the teachers.

　　A. will B. must

　　C. may D. shall

　　[解析]主要測試 shall 的特殊用法：shall 用在條約、規(guī)章、法令等文件中表示義務或規(guī)定，一般用于第三人稱。

　　[答案]D

　　10.—What time ________ I pick you up at your house tomorrow, sir?

　　—I haven't decided on the time. But I will call you.

　　A. may B. can

　　C. will D. shall

　　[解析]句意：—先生，我明天什么時候到你家來接你?—我還沒有決定時間。但我會給你打電話。情態(tài)動詞 shall 用于第一、第三人稱的疑問句，表示請求或征求對方意見，此處為征求對方意見。

　　[答案]D

　　11.I can't imagine there ________ be a shortage of water in Yunnan, the southwest of China where there used to be adequate rain.

　　A. could B. must

　　C. might D. should

　　[解析]句意：我想像不出曾經雨水充沛的中國西南部的云南竟然缺水。should 可以表示一種語氣，意為“竟然”，符合語境。

　　[答案]D

　　12.—How's your tour around the North Lake? Is it beautiful?

　　—It ________ be, but it is now heavily polluted.

　　A. will B. should

　　C. would D. must

　　[解析]句意：—你的環(huán)北湖之旅怎么樣?那兒美嗎?—它應該很美，但現(xiàn)在已嚴重污染了。should，“按常理該，應該”，符合語境。

　　[答案]B

　　13.On some British streets, there ________ be as many as five different garbage cans—that's confusing!

　　A.can B.have to

　　C.must D.shall

　　[解析]can 表示推測，意為“可能會”。

　　[答案]A

　　14.—Margaret ________ stay at home all day long in front of the computer.

　　—That's right. She should go to the fitness center with us.

　　A. doesn't have to B. couldn't

　　C. oughtn't to D. may not

　　[解析]句意：—Margaret 不應該整天待在家里坐在電腦前�！獙ΑＫ龖�該跟我們到健身中心來。doesn't have to“不必”，相當于 needn't;couldn't“不能夠，不可能”;oughtn't to“不應該”，相當于 shouldn't;may not“或許不”;由語境可知C項正確。

　　[答案]C

　　15.Hurry up! They ________ for us at the crossing.

　　A. must wait B. must have waited

　　C. must be waiting D. may wait

　　[解析]本題考查情態(tài)動詞表推測。句意：快點!他們肯定在十字路口等我們。must 用于肯定的推測，意為“肯定會”;must be doing 強調某個動作現(xiàn)在肯定正在進行，符合語境。

　　[答案]C

　　16.Jackie, you ________ hang all your clothes in the room like this!

　　A.wouldn't B.needn't

　　C.mustn't D.oughtn't

　　[解析]mustn't 表示禁止，意為“千萬不要”。

　　[答案]C

　　17.Holiday shopping ________ be a tiring experience. There are so many places to visit and choices to make.

　　A. can B. may

　　C. shall D. will

　　[解析]句意：假期購物可能是一段累人的經歷。有許多地方要看，許多選擇要做。can“可能”，語氣較肯定;may“或許”，語氣較弱;由語境可知，A項正確。

　　[答案]A

　　18.—Listen ! There is a knock on the door. Who ________ it be?

　　—It must be Jack. Just now I sent for him.

　　A. shall B. can

　　C. must D. might

　　[解析]句意：聽!有敲門聲。會是誰呢?—肯定是杰克。剛才我派人去請他了。can 表推測時，往往用于疑問句和否定句;must 表推測時，只用于肯定的陳述句;might“或許”，語氣較弱;由語境可知，B項正確。

　　[答案]B

　　19.Hiking trips ________ sound exciting to most kids, but few realize they ________ be uncomfortable and even dangerous.

　　A. may; can B. must; should

　　C. would; should D. can; will

　　[解析]句意：遠足旅行對大多數(shù)孩子來說或許聽起來很令人興奮，但很少有孩子意識到這些旅行可能會不舒服，甚至是危險的。由語境可知，兩個空都表推測，指客觀上的可能性，故A項正確。can“可能”;may“或許”，可能性較 can 弱。

　　[答案]A

　　20.—Where will you start your work after graduation?

　　—Mmm, it's not been decided yet. I ________ continue my study for a higher degree.

　　A. need B. must

　　C. would D. might

　　[解析]句意：—你畢業(yè)后到哪里開始工作?—還沒決定呢。我可能會繼續(xù)我的學業(yè)，拿一個高一點的學位。need“需要”，作情態(tài)動詞用時只用于否定和疑問句中;must 表示肯定的推測;would“會;過去常常”;might“或許”;由前置語境 it's not decided yet 可知，應選 might。

　　[答案]D