高考情態(tài)動(dòng)詞和虛擬語(yǔ)氣詳解.doc

考點(diǎn)一 情態(tài)動(dòng)詞的基本用法1.can 和could的用法 (1)表示“能力，能夠”。No one can be compared with Yao Ming in playing basketball.Oh, you are really his big fan.(2011湖南高考)在打籃球方面，無(wú)人能與姚明相媲美。你真是姚明的鐵桿粉絲。(2)表示“許可”，此時(shí)can可以和may換用。You can (may) go home now.你現(xiàn)在可以回家了。(3)表示驚訝，常用在否定句和疑問(wèn)句中。How could you do such a silly thing?你怎么能做那樣的蠢事呢？2may和might的用法(1)may和might表示“許可”。May I take the book out?Im afraid not.(2010四川高考)我能將書帶出去嗎？恐怕不行。(3)“may/might as well動(dòng)詞原形”意為“最好；不妨”。If you think the price of beef is too high, you may as well buy some pork. It depends on you.(2013江蘇省蘇中三市調(diào)研)如果你認(rèn)為牛肉太貴的話，你不妨買些豬肉。你自己決定。3must的用法(1)表示必要性，意為“必須”。Shall I inform him of the change of the schedule right now?I am afraid you must, in case he comes late for the meeting.(2011福建高考)我現(xiàn)在通知他日程表的變動(dòng)嗎？恐怕你必須通知他，以免他開(kāi)會(huì)遲到。(2)表示禁止(用于否定句)。此時(shí)沒(méi)有猜測(cè)功能。The new law states that people mustnt drive after drinking alcohol.(2012上海高考)新頒布的法律禁止人們酒后駕車。(3)表示“偏偏，偏要”。If you must go, at least wait until the storm is over.(2011遼寧高考)如果你非要走的話，至少等到暴風(fēng)雨結(jié)束。4need的用法(1)need作情態(tài)動(dòng)詞時(shí)，主要用于否定句和疑問(wèn)句中。He neednt worry about us now.他現(xiàn)在不必為我們擔(dān)心。(2)need也可作實(shí)義動(dòng)詞，用于肯定句、否定句和疑問(wèn)句中，其后可接名詞、代詞、動(dòng)名詞或帶to的動(dòng)詞不定式作賓語(yǔ)。You need to practice reading aloud every day.你有必要每天都大聲朗讀。5shall和should的用法(1)shall的用法用于第一、第三人稱疑問(wèn)句中，表示說(shuō)話人征求對(duì)方的意見(jiàn)或向?qū)Ψ秸?qǐng)示。What time shall I pick you up at your house tomorrow, sir?I havent decided on the time. But I will call you.先生，我明天什么時(shí)候到你家接你呢？我還沒(méi)有決定時(shí)間，但是我會(huì)給你打電話的。Shall he come in?要他進(jìn)來(lái)嗎？用于第二、第三人稱陳述句中，表示說(shuō)話人給對(duì)方的命令、警告、允諾或威脅。Will you read me a story, Mummy?OK. You shall have one if you go to bed as soon as possible.(2011陜西高考)媽媽，給我講個(gè)故事好嗎？好的，如果你盡快上床睡覺(jué)我就給你講一個(gè)。Excuse me. But I want to use your computer to type a report.You _have my computer if you dont take care of it . A. shant B. might not C. neednt D. shouldnt【解析】shall此處表示“警告”?！敬鸢浮緼No one shall smoke here.用于第三人稱作主語(yǔ)的陳述句中，在條約、規(guī)定、法令等文件中表示義務(wù)或規(guī)定。The National Party congress shall be held every five years.國(guó)家黨員代表大會(huì)每五年舉行一次。What does the sign over there read? “No person _ smoke or carry a lighted cigarette，cigar or pipe in this area.” A. will B. may C. shall D. must【解析】禁止吸煙是此處的規(guī)定?！敬鸢浮緾 (2)should的用法表示義務(wù)、職責(zé)等，意為“應(yīng)該”。The children should be taken good care of.這些孩子應(yīng)該受到好的照顧。表示說(shuō)話人的驚奇、憤怒、失望等特殊情感。How should I know where youve left your bag?我怎么知道你把包丟在哪里了？6will和would的用法(1)表示意志、意愿和決心，would用于過(guò)去的情況。Goodbye, John. Come back again sometime.Sure. I will.(2012四川高考)再見(jiàn)，約翰。歡迎再來(lái)。好的，我會(huì)的。Why didnt you come to Simons party last night?I wanted to, but my mom simply would not let me out so late at night.(2011重慶高考)你昨晚為什么沒(méi)有參加Simon的聚會(huì)？我想去，但是媽媽不愿意讓我自己在這么晚的時(shí)間出去。(2)will可以表示一種習(xí)慣性的動(dòng)作，有“總是”或“總要”之意。Every morning he will have a walk along this river.每天早晨，他總是沿著小河散步。(3)would可以表示過(guò)去的習(xí)慣性動(dòng)作，比used to正式，但沒(méi)有“現(xiàn)已無(wú)此習(xí)慣”的含義。When we worked in the same firm several years ago, we would often go to the cinema together.當(dāng)幾年前我們?cè)谕患夜竟ぷ鲿r(shí)，我們常常一起去電影院。1(2012全國(guó)卷)Im going to Europe on vacation together with John if I_ find the money.AcanBmight Cwould Dneed解析：考查情態(tài)動(dòng)詞。句意：如果我能找到錢，我就和John一起去歐洲度假。結(jié)合前后部分的內(nèi)容可知，此處表示的是能力。故用can“能，會(huì)”。 A2(2012遼寧高考)One of our rules is that every student _ wear school uniform while at school. Amight Bcould Cshall Dwill解析：考查情態(tài)動(dòng)詞。句意：我們的一條規(guī)則就是，每個(gè)學(xué)生在校期間都必須穿校服。shall用于第三人稱，在條約、規(guī)定、法令等文件中表示命令或規(guī)定，故選C。3(2012重慶高考)_ you interrupt now? Cant you see Im on the phone?Sorry Sir, but its urgent.ACan BShouldCMust DWould解析：考查情態(tài)動(dòng)詞的用法。句意：“你偏要現(xiàn)在打擾我嗎？難道你沒(méi)有看到我正在打電話嗎？”“對(duì)不起，先生，但是情況太緊急了。”must表示“偏要，硬要”，故選C項(xiàng)。4(2012江蘇高考)Days later, my brother called to say he was all right, but_ say where he was.Amustnt BshouldntCwouldnt Dmightnt解析：考查情態(tài)動(dòng)詞。句意：幾天后，我哥哥打電話說(shuō)他一切都好，但不愿意說(shuō)他在哪兒。mustnt意為“禁止”；shouldnt意為“不應(yīng)該”；wouldnt在此意為“不愿意”；mightnt意為“或許不”。C考點(diǎn)二 情態(tài)動(dòng)詞表推測(cè)1.(1)can表示推測(cè)時(shí)常用于否定句和疑問(wèn)句，語(yǔ)氣很強(qiáng)烈。Mr.Bush is on time for everything. How can it be that he was late for the meeting?布什先生做什么事情都很準(zhǔn)時(shí)，他怎么可能開(kāi)會(huì)遲到呢？(2)can用于肯定句中，常表示客觀的可能性。It is usually warm in my hometown in March, but it can be rather cold sometimes.我的家鄉(xiāng)在三月份通常很暖和，但有時(shí)候也會(huì)相當(dāng)冷。2may用于肯定句中可以用來(lái)表示推測(cè)，意為“可能”；用于否定句中也可以表示推測(cè)，may not意為“可能不”，表示一種不太確定的語(yǔ)氣。The traffic is heavy these days. I might arrive a bit late, so could you save me a place？(2009遼寧高考)這些天交通很繁忙，我可能會(huì)來(lái)晚一點(diǎn)，請(qǐng)你幫我保留個(gè)位置好嗎？Some people who dont like to talk much are not necessarily shy; they may just be quiet people.(2009安徽高考)言語(yǔ)不多的人未必就是害羞。他們或許就是安靜的人。3must 表示推測(cè)時(shí)只能用于肯定句中，意為“一定，必定”，表示十分肯定的語(yǔ)氣(在疑問(wèn)句或否定句中要用can)。Its the office！So you must know eating is not allowed here.Oh, sorry.(2009湖南高考)這是辦公室！所以你一定知道這里不許吃東西。噢，對(duì)不起。4should 用來(lái)表示推測(cè)時(shí)意為“應(yīng)該”，即含有“按道理來(lái)說(shuō)應(yīng)當(dāng)如此”的意思。There shouldnt be any difficulty passing the road test since you have practiced a lot in the driving school.因?yàn)槟阍隈{校訓(xùn)練了那么多，通過(guò)路考應(yīng)該沒(méi)什么困難。(2012濰坊市模擬)Dont worry. Ive just sent an ambulance to you. They_ be there any second.Acould Bmight Cwould Dshould解析：考查情態(tài)動(dòng)詞。既然已經(jīng)派去了救護(hù)車，那么他們“應(yīng)該”隨時(shí)會(huì)趕到。should在本句中表示預(yù)期“應(yīng)該會(huì)，可能”。D3(2011江西高考)It_ be the postman at the door.Its only six oclock.Amustnt BcantCwont Dneednt解析：考查情態(tài)動(dòng)詞。句意：門口不可能是郵遞員，(現(xiàn)在)才六點(diǎn)鐘。 對(duì)現(xiàn)在的否定推測(cè)，由Its only six oclock.分析可知應(yīng)用cant“不可能”。mustnt“禁止”； wont“不會(huì)”； neednt“不必”，均不合句意。 B考點(diǎn)三 情態(tài)動(dòng)詞+have done的用法1.can/could have done表示“本來(lái)可以做，而實(shí)際上未做”或者“過(guò)去可能做過(guò)”，疑問(wèn)或否定形式表示對(duì)過(guò)去發(fā)生的行為表示懷疑或不肯定，其中cant have done多用于語(yǔ)氣強(qiáng)烈的否定，意為“不可能做過(guò)”。Sorry, Cathy, I didnt know that you were badly short of money then. But you could have asked me for help.(2013甘肅高三聯(lián)合測(cè)試)對(duì)不起，Cathy，我不知道你當(dāng)時(shí)急需用錢，但是你本可以向我求助。2may/might have done表示對(duì)過(guò)去行為的推測(cè)，意為“可能做過(guò)”。might所表示的可能性比較弱，語(yǔ)氣較委婉。此外might have done可表示“本可能做而實(shí)際上未做”。Sorry, Im late.I might have turned off the alarm clock and gone back to sleep again.對(duì)不起，我遲到了。我可能把鬧鐘關(guān)掉后又睡著了。3must have done表示對(duì)過(guò)去行為的推測(cè)，意為“一定，想必”，語(yǔ)氣十分肯定。Ye Shiwen was lucky to win two gold medals in London Olympic Games.She must have gone through tough training.真幸運(yùn)，葉詩(shī)文在倫敦奧運(yùn)會(huì)上獲得兩枚金牌。她肯定受過(guò)嚴(yán)格的訓(xùn)練。4should/ought to have done表示過(guò)去本來(lái)應(yīng)該做某事而實(shí)際上卻沒(méi)有做；shouldnt/ought not to have done表示過(guò)去本來(lái)不應(yīng)該做某事而實(shí)際上卻做了。這一用法往往含有責(zé)備的意味。I shouldnt have watched that movie itll give me horrible dreams.(2010山東高考)我本不應(yīng)該看那部電影它會(huì)令我做噩夢(mèng)。5neednt have done表示本來(lái)不必做某事而實(shí)際上卻做了。Mark neednt have hurried. After driving at top speed, he arrived half an hour early.(2010天津高考)馬克本沒(méi)必要那么匆忙。他以最快速度開(kāi)車，結(jié)果早到了半個(gè)小時(shí)。1(2012江西高考)We_ have bought so much food now that Suzie wont be with us for dinner.Amay not BneedntCcant Dmustnt 解析：考查情態(tài)動(dòng)詞。句意：既然Suzie不和我們一起吃晚飯，那我們就沒(méi)有必要買這么多食物。根據(jù)“now that Suzie wont be with us for dinner”可知選B，neednt have done表示“本沒(méi)有必要做某事而實(shí)際上卻做了”。B2(2012北京高考)We_ the difficulty together, but why didnt you tell me?Ashould face Bmight face Ccould have faced Dmust have faced解析：考查情態(tài)動(dòng)詞。句意：我們本可以共同面對(duì)困難，可你為什么不告訴我呢？后半句用的是一般過(guò)去時(shí)，由此可知前半句是對(duì)過(guò)去情況的推測(cè)，所以用“情態(tài)動(dòng)詞have done”形式。could have done表示過(guò)去本可以做某事，而實(shí)際上卻沒(méi)有做，符合句意。C3(2011江蘇高考)I left my handbag on the train, but luckily someone gave it to a railway official.How unbelievable to get it back! I mean, someone_it. Awill have stolen Bmight have stolenCshould have stolen Dmust have stolen解析：考查情態(tài)動(dòng)詞。從對(duì)話情景可知他們?cè)谡務(wù)撨^(guò)去的可能性：有人可能把手提包偷走了，因此選擇might have stolen。B考點(diǎn)四 虛擬語(yǔ)氣在條件句中的用法1.if條件句中虛擬語(yǔ)氣的用法if條件從句 從句的謂語(yǔ)形式 主句的謂語(yǔ)形式表示現(xiàn)在情況 動(dòng)詞過(guò)去式(be的過(guò)去式用were) should/would/could/might動(dòng)詞原形表示過(guò)去情況had過(guò)去分詞 should/would/could/mighthave過(guò)去分詞表示未來(lái)情況should動(dòng)詞原形 should/would/could/might動(dòng)詞原形 動(dòng)詞過(guò)去式 were to動(dòng)詞原形(1)與現(xiàn)在事實(shí)相反We would go with you if we had time.如果我們有時(shí)間，就和你一起去。(2)與過(guò)去事實(shí)相反We would have called a taxi yesterday if Harold hadnt offered us a ride home.(2012天津高考)如果昨天Harold沒(méi)送我們回家，我們會(huì)打出租車回家的。(3)與將來(lái)事實(shí)相反If it should rain this afternoon, the basketball match would be put off.要是今天下午下雨，籃球比賽就延期舉行。虛擬語(yǔ)氣中的倒裝：如果條件句中有were,had,should 等助動(dòng)詞，可將if省略，而把were,had或should置于句首,來(lái)表達(dá)以if引導(dǎo)的條件句的相同意思1) If you had taken my advice, youd have passed the exam.=Had you taken my advice, youd have passed the exam.2) If it were to rain tomorrow, we would put off the sports meeting.=Were it to rain tomorrow, we would put off the sports meeting.3) If he should not come tomorrow, we would put off the meeting till next week=Should he not come tomorrow, we would put off the sports meeting till next week.2混合虛擬語(yǔ)氣/錯(cuò)綜虛擬語(yǔ)氣即條件從句中的動(dòng)作和主句中的動(dòng)作發(fā)生的時(shí)間不一致，多見(jiàn)從句用過(guò)去完成時(shí)（表示與過(guò)去相反），主句用would/ could / should/ might+ do(表示與現(xiàn)在相反)，如：1）If he had followed the doctors advice, he would be quite all right now. 2）He would pass the test if he had taken my advice. 3）If we had driven in turns yesterday, you would feel better now. I actually believe that we would be in Xian now if you hadnt been caught drunk driving last month.(2012北京海淀二模)事實(shí)上，我認(rèn)為如果上個(gè)月你沒(méi)因酒駕被逮住的話，我們現(xiàn)在就在西安呢。3含蓄條件句中的虛擬語(yǔ)氣 即用without(but for) “要不是”, or(else) “否則”, otherwise, if it were not for/ if it had not been for(=without/ but for),but代替if從句。1）Without/But for his help, we wouldnt have made such great progress.If there hadnt been/we hadnt got his help, we wouldnt have made such great progress.2）She would have come here, but she was too busy with her homework. She would have come here, if she had not been too busy with her homework.I would have come sooner but I didnt know that they were waiting for me.(2011天津高考)我本該早一些到，但我不知道他們?cè)诘任?。I couldnt have gone through that bitter period without your generous help.(2011陜西高考)假如當(dāng)時(shí)沒(méi)有您慷慨相助，我就不會(huì)度過(guò)那段艱難的時(shí)期。1(2012陜西高考)If my car_ more reliable, I would have driven to Lhasa instead of flying last summer.Awas Bhad been Cshould be Dwould be解析：考查虛擬語(yǔ)氣。句意：如果我的車更可靠的話，我去年夏天會(huì)開(kāi)車去拉薩而不是坐飛機(jī)去。此處是對(duì)過(guò)去事情的假設(shè)，故條件句用過(guò)去完成時(shí)，主句用should/could/mighthave done。B2(2012安徽高考)Grace doesnt want to move to New York because she thinks if she_ there, she wouldnt be able to see her parents very often.Alives Bwould liveChas lived Dwere to live解析：考查虛擬語(yǔ)氣。句意：Grace不想搬到紐約，因?yàn)樗J(rèn)為，如果她住到那里去，她就不能經(jīng)?？吹礁改噶恕Ｖ骶洹癎race doesnt want to move to New York”說(shuō)明Grace尚未搬到紐約，故此處表示的是對(duì)將來(lái)的虛擬，if引導(dǎo)的虛擬條件從句中可使用過(guò)去式或should動(dòng)詞原形或were to動(dòng)詞原形，D項(xiàng)當(dāng)選。 D3(2012福建高考)We lost our way in that small village, otherwise we_ more places of interest yesterday.A.visited Bhad visitedCwould visit Dwould have visited解析：考查虛擬語(yǔ)氣。句意：我們?cè)谀莻€(gè)小村莊里迷了路，否則我們昨天會(huì)看到更多的名勝。本題是由otherwise引出的含蓄條件句。由時(shí)間狀語(yǔ)yesterday可知，此處是與過(guò)去事實(shí)相反的虛擬語(yǔ)氣，故選D。4(2012浙江高考)Had they known what was coming next, they_ second thoughts.Amay have Bcould haveCmust have had Dmight have had解析：考查虛擬語(yǔ)氣。根據(jù)“Had they known .”可知，此處是省略了if的條件句，表示與過(guò)去事實(shí)相反的假設(shè)，所以主句用should/would/could/mighthave done結(jié)構(gòu)，故D項(xiàng)正確。考點(diǎn)五 虛擬語(yǔ)氣在名詞性從句中的用法1. 用于主語(yǔ)從句中:(1) It is suggested / requested / demanded/ordered/desired/proposed/advised/insisted + that 從句中, 從句用 (should) + 動(dòng)詞原形: eg: Its suggested that the meeting (should)be put off till next week. It was ordered that the wounded soldiers be sent to the field hospital at once.注意：“堅(jiān)決要命”類動(dòng)詞所接的四種名詞性從句（主從、賓從、表從、同位語(yǔ)從句）中用法都如此。“堅(jiān)決要命”:insist, advise, suggest, propose; require, request, desire, demand; order, command(2)用在 It is necessary / important / strange / natural / surprising / essential / vital/ a pity+從句中, 從句用(should) + 動(dòng) 詞原形 : eg: It is necessary that the customs of all national minorities be respected. It is strange that he should have said so. It is not surprising that Alfred should have married Amy.2. 用于賓語(yǔ)從句中:1)wish后跟賓語(yǔ)從句時(shí)用虛擬語(yǔ)氣。對(duì)現(xiàn)在情況的假設(shè)： wish主語(yǔ)動(dòng)詞過(guò)去式(be用were)對(duì)過(guò)去情況的假設(shè)： wish主語(yǔ)had過(guò)去分詞對(duì)將來(lái)情況的假設(shè)： wish主語(yǔ)would動(dòng)詞原形How I wish _ a bird and could fly freely in the sky!（be）I wish I _ so many mistakes in the last exam.( make )How I wish it _ raining now!(be)were had not made werentI wish that I hadnt agreed to go to Jims party, for I have to do some extra work tonight.(2012北京東城二模)我要是當(dāng)時(shí)沒(méi)有答應(yīng)參加吉姆的聚會(huì)就好了，因?yàn)榻裢砦冶仨氉鲆恍╊~外的工作。2)would rather后的賓語(yǔ)從句中，表示愿望，意為“寧愿；但愿”。用一般過(guò)去時(shí)表示與現(xiàn)在或?qū)?lái)事實(shí)相反；用過(guò)去完成時(shí)表示與過(guò)去事實(shí)相反。George is going to talk about the geography of his country, but Id rather he focused more on its culture.(2010江蘇高考)喬治將要談?wù)撽P(guān)于他的國(guó)家的地理情況，但是我寧愿他更多地談它的文化(方面的情況)。Id rather you hadnt told him the news.(3)在advise, demand, insist, order, propose, request, require, suggest后用should + 動(dòng)詞原形, should可以省略:eg. He suggested we (should) start off early the next day. We insisted they not be present at such gathering. He ordered that all (should) take part in the work. They requested that we (should) have lunch with them.但是: 當(dāng)suggest表示“暗示,表明” insist表示“堅(jiān)持認(rèn)為”時(shí),不用虛擬語(yǔ)氣:eg. The smile on his face suggested that he was satisfied with our work. The man insisted that he had never stolen the money.3. 用于表語(yǔ)從句中:在advice, demand, order, proposal, request, suggestion 等后面的表語(yǔ)從句中:eg. My advice is that he wait till next week. Her suggestion is that we should learn all the texts by heart. The generals order was that all the soldiers reach the border in ten hours.4. 用于同位語(yǔ)從句中: 在advice, demand, order, proposal, request, suggestion 等后面的同位語(yǔ)從句中, 如:E.g. We all agree to his suggestion that we go to the Happy Valley for an outing. Order came that the soldiers be sent to the border. Here is the doctors advice that you should take the medicine 4 times a day.考點(diǎn)六：其他句型中的虛擬語(yǔ)氣1.在It is (high) time that 句型中, 定語(yǔ)從句的謂語(yǔ)動(dòng)詞用過(guò)去時(shí), 或should + 動(dòng)詞原形(should不能省略):eg. It is (high) time that you went to school. Its time you did something about it. It is (high) time that we should start out.Its high time that we devoted ourselves to environmental protection and ecological improvement.(2012浙江六校聯(lián)盟第一次聯(lián)考)是我們致力于環(huán)境保護(hù)和生態(tài)改善的時(shí)候了。2. 用于 if only(要是就好了) 引導(dǎo)的感嘆句中，用法同wish , 如:eg. If only I were a bird! If only I had known her telephone number / e-mail address! If only I hadnt lost it! If only the letter had arrived in time! 3 用于as if, as though 引導(dǎo)的從句時(shí):以as if 、as though（似乎，仿佛）引出的方式狀語(yǔ)從，如果表示真實(shí)情況應(yīng)該用陳述語(yǔ)氣；如果表示非真實(shí)情況則應(yīng)該用虛擬語(yǔ)氣, 與現(xiàn)在相反用過(guò)去時(shí)，與過(guò)去相反用過(guò)去完成時(shí)。如：點(diǎn)津如果表示的事情可能會(huì)發(fā)生，那么從句中的謂語(yǔ)動(dòng)詞可用陳述語(yǔ)氣。It looks as if its going to rain.天看上去似乎要下雨。（事情可能會(huì)發(fā)生）The little boy knows so many things as if he were an adult.He acted as usual as though nothing had happened.Better take an umbrella with you. It look as if a heven rain is around the corner.4. May + 動(dòng)詞原形，表示祝愿.如: May the friendship between our two peoples last forever! May you succeed! May the plan work!1(2013臨沂一模)I would rather he_ a hand to lift the heavy box upstairs. However, to my disappointment, he didnt.Awould give Bshould giveCgave Dhad given解析：考查虛擬語(yǔ)氣。would rather 引導(dǎo)的從句中，謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)表示對(duì)現(xiàn)在或?qū)?lái)的愿望，用過(guò)去完成時(shí)表示對(duì)過(guò)去的愿望。根據(jù)However后面的內(nèi)容可知，此處表示對(duì)過(guò)去的愿望，故選D。2(2012遼寧高考)Jack is a great talker. Its high time that he_ something instead of just talking. Awill do Bhas doneCdo Ddid 解析：考查虛擬語(yǔ)氣。句意：Jack總愛(ài)夸夸其談，他該做點(diǎn)事了，而不僅僅是空談。這里是 “Its (high/about) time that .”句型， 從句謂語(yǔ)應(yīng)用一般過(guò)去時(shí)或“should動(dòng)詞原形”。D3(2011北京高考)Where are the children? The dinners going to be completely ruined.I wish they_always late.Awerent Bhadnt beenCwouldnt be Dwouldnt have been解析：考查虛擬語(yǔ)氣。根據(jù)問(wèn)句句意“孩子們現(xiàn)在在哪里？” 可知wish 后的賓語(yǔ)從句應(yīng)用動(dòng)詞的過(guò)去式，表示與現(xiàn)在事實(shí)相反的愿望，故答案為A。課后演練提升.語(yǔ)法與單選1(2013長(zhǎng)春高中畢業(yè)班第一次調(diào)研)Just as Jane is doing her homework，_ you bother her with playing the piano now?AmayBcanCmust Dshall解析：考查情態(tài)動(dòng)詞。句意：Jane正在寫作業(yè)，你偏要現(xiàn)在彈鋼琴打擾她嗎？這里must表示“偏要，非得”，其他選項(xiàng)都無(wú)此用法，故選C項(xiàng)。2(2013陜西咸陽(yáng)高三模擬)Where is Mr. Jack?He_ have gone far his mobile phone is still on the desk.Ashouldnt BmustCcouldnt Dmight解析：考查情態(tài)動(dòng)詞。答句句意：他不可能走遠(yuǎn)他的手機(jī)還在桌子上。couldnt have done sth.意為“不可能做過(guò)某事”，表示對(duì)過(guò)去的否定推測(cè)。C3(2013河北普通高中模擬)The boy_ be really annoying at times, but after a while, youll get used to him.Amust BshouldCshall Dcan解析：考查情態(tài)動(dòng)詞。根據(jù)句意“那個(gè)男孩有時(shí)候真的讓人惱火，但是過(guò)一會(huì)兒，你就會(huì)習(xí)慣的”可知，此處應(yīng)用can，表示“有時(shí)會(huì)”。故選D項(xiàng)。4(2013江西重點(diǎn)中學(xué)盟校高三第一次聯(lián)考)It is important to know about the cultural differences that_ cause problems.Amust BdareCmay Dshall解析：考查情態(tài)動(dòng)詞。句意：了解有可能會(huì)帶來(lái)麻煩的文化差異是重要的。此處may表示不確定的推測(cè)，意為“有可能”。C5(2013山西部分重點(diǎn)高中高三聯(lián)考測(cè)試)The constant rise of meat price requires that effective measures_ by the government.Amust be taken Bbe takenCwill be taken Dshould take解析：考查虛擬語(yǔ)氣。句意：肉價(jià)的持續(xù)上漲要求政府采取有效措施。require后的賓語(yǔ)從句要用虛擬語(yǔ)氣，be taken前省略了should。B6(2013湖南十二校二次聯(lián)考)If you dare to break the rules of the game, you_ be punished.Ashall BmightCcan Dwould解析：考查情態(tài)動(dòng)詞。句意：如果你敢違反比賽規(guī)則，你就會(huì)受到懲罰。shall用于第二、第三人稱，表示說(shuō)話人給對(duì)方的許諾、命令、警告、威脅等。A7(2012溫州二測(cè))It is beyond my understanding that many adults_ be so crazy about Harry Potter.Awill BcanCmay Dshould解析：考查情態(tài)動(dòng)詞。句意：我不理解的是竟然有那么多成年人迷戀哈利波特。should表示“竟然”，符合題意。D8(2013衡陽(yáng)一次聯(lián)考)According to the air traffic rules, you_ switch off your mobile phone before boarding.Amay Bcan Cwould Dshall解析：考查情態(tài)動(dòng)詞。句意：根據(jù)空中交通規(guī)則，在登機(jī)前，你必須關(guān)閉手機(jī)。shall用在條約、規(guī)章、法令等文件中表示義務(wù)或規(guī)定，意為“應(yīng)，必須”。D9(2012寶雞二檢)_ more effort into my training, that gold medal would have been mine.AHad I put BShould I putCIf I put DIf I should put解析：考查虛擬語(yǔ)氣。句意：如果我訓(xùn)練時(shí)再努力一些，那個(gè)金牌就會(huì)是我的了。本句是對(duì)過(guò)去情況的虛擬，所以從句用had過(guò)去分詞。另外，當(dāng)虛擬條件句中有had時(shí)，if可省略，從句主謂要倒裝。故答案選A。10(2013河北普通高中模擬)Did you go to the fashion show last week?I_， but I was fully occupied the whole week.Amust go Bmust have gone Cwould go Dwould have gone解析：考查虛擬語(yǔ)氣。根據(jù)答語(yǔ)中的“but I was fully occupied”可知，此處是對(duì)過(guò)去事實(shí)的虛擬，應(yīng)用would have done結(jié)構(gòu)，表示“過(guò)去應(yīng)該做而實(shí)際上未做”，據(jù)此選D項(xiàng)。11(2013哈爾濱?？?This lifeboat is for women and children only. You_ wait.Ashould BneedCcan D