高三英語(yǔ)二輪復(fù)習(xí) 第一篇 語(yǔ)法運(yùn)用攻略 專題一 單項(xiàng)填空 第7講 情態(tài)動(dòng)詞和虛擬語(yǔ)氣課件.ppt

第7講 情態(tài)動(dòng)詞和虛擬語(yǔ)氣,考點(diǎn)1 情態(tài)動(dòng)詞表示推測(cè) 【典例】1. (2015·陜西高考)You_feel all the training a waste of time, but Im a hundred percent sure later youll be grateful you did it. A. should B. need C. shall D. may 【解析】選D。句意: 你或許覺(jué)得所有的訓(xùn)練都是浪費(fèi)時(shí)間, 但是我有100%的把握你以后會(huì)感激自己做過(guò)的一切。may(不確定)可能。,2. (2015·重慶高考)You_be Carol. You havent changed a bit after all these years. A. must B. can C. will D. shall 【解析】選A。句意: 你一定是卡蘿爾。這么多年你幾乎沒(méi)什么變化。根據(jù)語(yǔ)境可知, 此處表示肯定的推測(cè), 故用must“一定”。,3. (2014·大綱版全國(guó)卷)Although you_find bargains in London, its not generally a cheap place to shop. A. should B. need C. must D. can 【解析】選D。句意: 雖然在倫敦你有時(shí)能買(mǎi)到便宜的東西, 但是總體上說(shuō)倫敦是一個(gè)購(gòu)物很貴的地方。can除了表示“能”, 還可以表示“有時(shí)會(huì)”, 強(qiáng)調(diào)理論上的客觀可能性。,4. (2013·安徽高考)It_be the vocabulary that caused you the problem in the exercise because you know a lot of words. A. may B. couldnt C. should D. neednt 【解析】選B。句意: 根本不可能是詞匯造成了你練習(xí)中的問(wèn)題, 因?yàn)槟阏莆樟嗽S多單詞。根據(jù)句意可知本題考查的是對(duì)現(xiàn)在的否定推測(cè), 故選B。,5. (2013·天津高考)No one_be more generous, he has a heart of gold. A. could B. must C. dare D. need 【解析】選A。句意: 沒(méi)有人能比他更慷慨大方, 他擁有一顆金子般高尚的心靈。could可能; must必須, 一定(表示非?？隙ǖ牟聹y(cè), 不用于否定句)。,【解題技巧】 1. 掌握情態(tài)動(dòng)詞表示推測(cè)的基本用法。 (1),注意: could, should, might不一定和過(guò)去時(shí)間有關(guān), 而是表示可能性弱于與其相應(yīng)的現(xiàn)在時(shí)形式。 mustnt不表示推測(cè), 而表示“禁止, 不允許”。 (2)should/ought to表示“應(yīng)當(dāng), 應(yīng)該(表義務(wù)、責(zé)任)”。 ought to與should意思大體相同, 但ought to語(yǔ)氣比should重, 往往表示從法律或道義上“應(yīng)該”。,2. 確定被猜測(cè)時(shí)間, 正確判斷動(dòng)詞時(shí)態(tài)形式。 對(duì)現(xiàn)在或?qū)?lái)的情況進(jìn)行猜測(cè), 用“情態(tài)動(dòng)詞+do”的形式; 對(duì)現(xiàn)在或?qū)?lái)正在進(jìn)行的情況進(jìn)行猜測(cè), 用“情態(tài)動(dòng)詞+be doing”的形式。例如: He may/might come tomorrow. (將來(lái)) He may/might know it. (現(xiàn)在) He may/might be waiting for you now. (現(xiàn)在進(jìn)行) He may/might be waiting for you when you get there tomorrow. (將來(lái)進(jìn)行),考點(diǎn)2 情態(tài)動(dòng)詞表示請(qǐng)求、允諾、允許、要求或能力 【典例】1. (2015·浙江高考)It was so noisy that we_hear ourselves speak. A. couldnt B. shouldnt C. mustnt D. neednt 【解析】選A。句意: (環(huán)境)這么嘈雜, 以至于我們都聽(tīng)不到自己說(shuō)話。couldnt不能, 不會(huì); shouldnt不應(yīng)該; mustnt不許, 不可以; neednt不需要。根據(jù)句意可知A正確。,2. (2014·北京高考)_I have a word with you? It wont take long. A. Can B. Must C. Shall D. Should 【解析】選A。句意: 我能和你說(shuō)句話嗎? 不會(huì)花費(fèi)太長(zhǎng)時(shí)間。此處can相當(dāng)于may, 在疑問(wèn)句中表示征求對(duì)方的同意。,【易錯(cuò)誤區(qū)】用can, may還是用shall (1)誤導(dǎo)原因: shall也可以用在疑問(wèn)句中, 表示征求對(duì)方的意見(jiàn)。 (2)去偽存真: can/may表示“征求對(duì)方的同意”, 意為“行不行, 可以不可以”; shall只表示愿意按對(duì)方的指示去做。因此本題應(yīng)選A。,3. (2013·江西高考)When I was a child, I _ watch TV whenever I wanted to. A. should B. could C. must D. need 【解析】選B。句意: 當(dāng)我是一個(gè)孩子的時(shí)候, 無(wú)論什么時(shí)候想看電視都可以。could在此表示“可以”。,【解題技巧】 1. can/could表示禮貌地請(qǐng)求別人做某事或征求意見(jiàn), 意為“能, 可以”。can在肯定回答could的提問(wèn)時(shí)也可以表示允許或許可。could比can的語(yǔ)氣要委婉禮貌一些。 2. will/would表示請(qǐng)求、建議, 用在問(wèn)句中時(shí)would語(yǔ)氣比較委婉。 3. shall用于一、三人稱之后, 疑問(wèn)句中, 表示征求對(duì)方意見(jiàn); 用于二、三人稱之后, 陳述句中, 表示給對(duì)方以許諾、命令、警告、威脅或在法律、條約、協(xié)定等文件中可以表示義務(wù)、規(guī)定等。,4. can和be able to都可以表示能力。can泛指一般的能力, 而且只有can和could兩種形式; be able to則主要指具體做到了某件事的能力, 即經(jīng)過(guò)努力成功地做成了某事, 其形式主要是靠be發(fā)生變化。 5. 在回答有could, might和would的疑問(wèn)句時(shí), 要用can, may和will。,考點(diǎn)3 情態(tài)動(dòng)詞的其他含義 【典例】1. (2015·北京高考)Cant you stay a little longer? Its getting late. I really_go now. My daughter is home alone. A. may B. can C. must D. dare 【解析】選C。句意: 你不能再多待會(huì)兒?jiǎn)? 很晚了, 我現(xiàn)在必須得走了。我女兒一個(gè)人在家。must必須, 必然要, 必定會(huì)。,2. (2015·四川高考)You_be careful with the camera. It costs! A. must B. may C. can D. will 【解析】選A。根據(jù)下文的It costs可知, 照相機(jī)很昂貴, 故選擇A, 意為“你一定要小心使用這臺(tái)照相機(jī), 它很昂貴”。,3. (2014·江蘇高考)It was sad to me that they, so poor themselves, _bring me food. A. might B. would C. should D. could 【解析】選C。句意: 讓我覺(jué)得難過(guò)的是他們本身就很窮, 竟然還給我?guī)?lái)食物。should表示驚訝, 意為“竟然”, 符合句意。,4. (2014·四川高考)I still remember my happy childhood when my mother _ take me to Disneyland at weekends. A. might B. must C. would D. should 【解析】選C。句意: 我仍然記得我的快樂(lè)童年, 那時(shí)母親在周末常常帶我去迪斯尼樂(lè)園。根據(jù)at weekends可知是過(guò)去經(jīng)常性的行為, would表示“過(guò)去常?！薄?5. (2014·重慶高考)Ive ordered some pizza, so we_worry about cooking when we get home tired. A. cant B. dare not C. neednt D. may not 【解析】選C。句意: 我已經(jīng)訂了一些比薩餅, 所以當(dāng)我們到家疲憊時(shí)就不必?fù)?dān)心做飯的事了。根據(jù)Ive ordered some pizza可知, 做飯就沒(méi)有必要了。,【解題技巧】 掌握情態(tài)動(dòng)詞的特殊用法: 1. can和could可以表示某人或某物一時(shí)的特點(diǎn), 可以翻譯為“有可能, 有時(shí)會(huì)”。 It can be very warm in this area. 2. cannot/cant與too/enough等詞連用, 意思是“越越”“無(wú)論怎樣也不為過(guò)”“決不會(huì)夠(過(guò))”。 You cant praise him too much.,3. must有一種含義: “偏要”“硬要”。表示說(shuō)話人對(duì)句子主語(yǔ)所發(fā)出的動(dòng)作或行為是不希望的、不滿的甚至是生氣的。通常指令人不愉快的事情。must用于第二人稱時(shí), 常常含有諷刺挖苦的意思。 Why must you be so late? 4. will表示意愿或固執(zhí)堅(jiān)持, 用于非人主語(yǔ)時(shí), 表示固有性質(zhì)、傾向等; will還可以用在if從句中表示各種“愿望”, 包括“請(qǐng)求, 意愿, 拒絕, 同意, 允許, 能夠, 堅(jiān)持, 選擇, 計(jì)劃”等。 The door wont shut. If you will make another try, I shall do everything possible to help you.,5. may/might as well表示“最好, 還是的好, 不妨”。 It may be as well to stop that child crying.,考點(diǎn)4 情態(tài)動(dòng)詞+have done的用法 【典例】1. (2015·福建高考)Sorry, Mum! I failed the job interview again. Oh, its too bad. You_have made full preparations. A. must B. can C. would D. should 【解析】選D。答語(yǔ)后句句意: 你本該做好充分準(zhǔn)備的(實(shí)際上未準(zhǔn)備好)。should have done本應(yīng)該做而事實(shí)上沒(méi)做; must have done一定做過(guò)某事; can have done可能做過(guò)某事; would have done表示對(duì)過(guò)去情況的虛擬。,2. (2015·天津高考)I_have worried before I came to the new school, for my classmates here are very friendly to me. A. mightnt B. mustnt C. neednt D. couldnt 【解析】選C。句意: 來(lái)新校前我本沒(méi)有必要擔(dān)心的, 因?yàn)檫@里的同學(xué)都對(duì)我很友好。neednt have done本沒(méi)有必要做某事。,3. (2014·陜西高考)My book, The House of Hades, is missing. Who _ have taken it? A. need B. must C. should D. could 【解析】選D。句意: 我的書(shū)哈迪斯之屋不見(jiàn)了, 誰(shuí)有可能拿走了呢? need需要; must必須, 表猜測(cè)時(shí)翻譯為“一定”, 只能用于肯定句中; should應(yīng)該; could表示推測(cè)時(shí), 常用于否定句或疑問(wèn)句中, 翻譯為“有可能”。,4. (2013·浙江高考)I _ myself moreit was a perfect day. A. shouldnt have enjoyed B. neednt have enjoyed C. wouldnt have enjoyed D. couldnt have enjoyed 【解析】選D。句意: 我玩得再開(kāi)心不過(guò)了這是完美的一天。D項(xiàng)表示不可能做過(guò), 這里是用比較級(jí)的否定形式表示最高級(jí)的意思, 故選D。,5. (2013·陜西高考)The children_lost in the woods; otherwise, they would have been at the lakeside camp as scheduled. A. must have got B. must get C. should have got D. should get 【解析】選A。句意: 孩子們一定是在樹(shù)林里迷路了; 否則他們會(huì)按照預(yù)定時(shí)間來(lái)到湖邊營(yíng)地的。根據(jù)后半句“would have been”可知是對(duì)過(guò)去事情的虛擬, must have done表示對(duì)過(guò)去發(fā)生的事情的肯定推測(cè), 根據(jù)句意, 應(yīng)選A。,【解題技巧】 1. 掌握情態(tài)動(dòng)詞+have done的基本用法。,2. 注意事項(xiàng)。 (1)“情態(tài)動(dòng)詞+have done”有兩層含義: 一是表示對(duì)過(guò)去情況的推測(cè)或說(shuō)明, 二是表示虛擬語(yǔ)氣。 (2)must/may/might+have+done表示推測(cè)“可能”, 表示的可能性依次遞減。,考點(diǎn)5 條件句及名詞性從句中的虛擬語(yǔ)氣 【典例】1. (2015·江蘇高考)It might have saved me some trouble _ the schedule. A. did I know B. have I known C. do I know D. had I known 【解析】選D。從主句中的might have saved可知, 這是與過(guò)去相反的虛擬語(yǔ)氣, 因此從句謂語(yǔ)動(dòng)詞用had done的形式, 又因助動(dòng)詞為had時(shí), 可將if省掉, had提前, 故D項(xiàng)正確。,2. (2015·陜西高考)Ellen is a fantastic dancer. I wish I_as well as her. A. dance B. will dance C. had danced D. danced 【解析】選D。句意: 艾倫是個(gè)了不起的舞蹈家。我多希望也能和她跳得一樣好。wish后面跟從句時(shí), 從句謂語(yǔ)動(dòng)詞要用虛擬語(yǔ)氣。如果是與現(xiàn)在的事實(shí)相反, 從句謂語(yǔ)動(dòng)詞要用一般過(guò)去時(shí); 與過(guò)去的事實(shí)相反, 從句謂語(yǔ)動(dòng)詞用過(guò)去完成時(shí)。分析句子可知此處談?wù)摰氖乾F(xiàn)在的情況, 故謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí), 選D。,3. (2015·北京高考)If I_it with my own eyes, I wouldnt have believed it. A. didnt see B. werent seeing C. wouldnt see D. hadnt seen 【解析】選D。句意: 如果不是我親眼看到, 我是不會(huì)相信的。根據(jù)主句的謂語(yǔ)動(dòng)詞wouldnt have believed可以判斷, 事情發(fā)生在過(guò)去, 所以條件狀語(yǔ)從句應(yīng)該使用過(guò)去完成時(shí), 故選D項(xiàng)。,4. (2014·天津高考)_the morning train, he would not have been late. A. Did he catch B. Should he catch C. Has he caught D. Had he caught 【解析】選D。句意: 要是他趕上早班火車(chē)的話, 就不會(huì)遲到了。if引導(dǎo)的虛擬語(yǔ)氣中, 如果謂語(yǔ)動(dòng)詞含有had, should或者were時(shí), 可以省略if, 把這三個(gè)詞提前。根據(jù)后半句可知此處是對(duì)過(guò)去的虛擬, 從句用過(guò)去完成時(shí)。,5. (2014·湖南高考)If Mr Dewey_present, he would have offered any possible assistance to the people there. A. were B. had been C. should be D. was 【解析】選B。句意: 如果Dewey先生在場(chǎng), 他會(huì)給那里的人們提供任何可能的幫助。根據(jù)語(yǔ)境及主句中的謂語(yǔ)動(dòng)詞would have offered可知, 主句為與過(guò)去事實(shí)相反的虛擬語(yǔ)氣, 故if從句中的謂語(yǔ)動(dòng)詞應(yīng)用had been。,6. (2013·浙江高考)Eye doctors recommend that a childs first eye exam _at the age of six months old. A. was B. be C. were D. is 【解析】選B。句意: 眼科醫(yī)生建議, 孩子的第一次眼睛檢查應(yīng)該在6個(gè)月大時(shí)進(jìn)行。recommend建議, 其賓語(yǔ)從句中用should do表虛擬語(yǔ)氣, 且should可以省略。故選B。,【解題技巧】 1. 非真實(shí)條件句表示的是假設(shè)或?qū)嶋H可能性不大的情況。,2. 賓語(yǔ)從句中的虛擬語(yǔ)氣。 (1)在“一想要(desire)一寧愿(prefer)一堅(jiān)持(insist)二命令(order, command)三建議(advise, suggest, propose/recommend)四要求(demand, require, request, ask)”后加的賓語(yǔ)從句中, 無(wú)論主句謂語(yǔ)動(dòng)詞為何種時(shí)態(tài), 從句的謂語(yǔ)動(dòng)詞都用“should + do”。should可以省略。 (2)動(dòng)詞wish后接賓語(yǔ)從句時(shí), 從句謂語(yǔ)要用虛擬語(yǔ)氣。若要表示與現(xiàn)在事實(shí)相反的愿望, 從句謂語(yǔ)用一般過(guò)去時(shí)或過(guò)去進(jìn)行時(shí)(同樣be動(dòng)詞換成were); 若表示與過(guò)去相反的愿望, 從句謂語(yǔ)用過(guò)去完成時(shí); 若表示將來(lái)沒(méi)有把握或不太可能實(shí)現(xiàn)的愿望, 用would(could)+動(dòng)詞原形。,(3)在urge, arrange, direct, desire, intend后的賓語(yǔ)從句中, 從句謂語(yǔ)由“should+動(dòng)詞原形”構(gòu)成, 其中的should可以省略。,3. 主語(yǔ)從句中的虛擬語(yǔ)氣。 (1)表情緒、觀點(diǎn)的形容詞或名詞, 如necessary, important, impossible, natural, strange等用于句型: It is. . . that +主語(yǔ)從句時(shí), 從句的謂語(yǔ)動(dòng)詞常用(should+)動(dòng)詞原形。 (2)在suggestion, proposal, order, plan, idea, request, advice等名詞后的表語(yǔ)從句和同位語(yǔ)從句中要用虛擬語(yǔ)氣, 謂語(yǔ)動(dòng)詞用(should+)動(dòng)詞原形。,4. 表語(yǔ)從句和同位語(yǔ)從句中的虛擬語(yǔ)氣。 在表示建議、命令、要求的名詞后的表語(yǔ)從句或同位語(yǔ)從句中的謂語(yǔ)動(dòng)詞要用(should+)動(dòng)詞原形。常見(jiàn)名詞有: advice, desire, request, demand, proposal, suggestion, preference, requirement, order。,考點(diǎn)6 特殊句式中的虛擬語(yǔ)氣 【典例】1. (2015·安徽高考)It is lucky we booked a room, or we _ nowhere to stay now. A. had B. had had C. would have D. would have had 【解析】選C。句意: 我們很幸運(yùn)地訂到了房間, 否則的話, 我們現(xiàn)在就會(huì)無(wú)處可去了。or引導(dǎo)含蓄虛擬條件句, or后面是主句, 相當(dāng)于if we hadnt booked a room, we would have nowhere to stay now. 根據(jù)“now”可知, 是對(duì)現(xiàn)在進(jìn)行虛擬, 因此用would+動(dòng)詞原形, 故選C。,2. (2015·重慶高考)Without his wartime experiences, Hemingway _ his famous novel A Farewell to Arms. A. didnt write B. hadnt written C. wouldnt write D. wouldnt have written 【解析】選D。句意: 沒(méi)有他戰(zhàn)時(shí)的經(jīng)歷, 海明威就不可能寫(xiě)出著名的小說(shuō)永別了, 武器。根據(jù)Without his wartime experiences可知從句表示對(duì)過(guò)去的否定猜測(cè), 故主句謂語(yǔ)用would/should/could/ might+have+過(guò)去分詞。,3. (2014·浙江高考)They were abroad during the months when we were carrying out the investigation, or they_to our help. A. would have come B. could come C. have come D. had come 【解析】選A。句意: 我們?cè)谶M(jìn)行調(diào)查研究的幾個(gè)月期間他們?cè)趪?guó)外, 要不然他們就來(lái)幫助我們了。根據(jù)句中的謂語(yǔ)動(dòng)詞were abroad可知描述的是過(guò)去的事情, 對(duì)過(guò)去的假設(shè)主句部分用would/could/should/might +have done, 故A項(xiàng)正確。,4. (2014·重慶高考)It was John who broke the window. Why are you talking to me as if I_it? A. had done B. have done C. did D. am doing 【解析】選A。句意: 是約翰打破的窗戶, 你為什么說(shuō)我啊? 就好像是我做的一樣。根據(jù)It was John who broke the window. 可知, 打破窗戶已發(fā)生。as if從句表示與過(guò)去事實(shí)相反, 謂語(yǔ)動(dòng)詞用過(guò)去完成時(shí)。如果從句表示與現(xiàn)在事實(shí)相反, 謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)。,5. (2014·陜西高考)We would rather our daughter_at home with us, but it is her choice, and she is not a child any longer. A. would stay B. has stayed C. stayed D. stay 【解析】選C。句意: 我們寧愿女兒跟我們待在家里, 但是那是她的選擇, 她已經(jīng)不再是個(gè)孩子了。would rather后跟句子要用虛擬語(yǔ)氣, 如果是與現(xiàn)在或者將來(lái)的事實(shí)相反, 用would rather sb. did; 如果與過(guò)去的事實(shí)相反, 用would rather sb. had done。根據(jù)句意可推知是將來(lái)的情況, 故選C。,6. (2013·安徽高考)I_to my cousins birthday party last night, but I was not available. A. went B. had gone C. would go D. would have gone 【解析】選D。句意: 昨晚我本應(yīng)去參加堂兄的生日晚會(huì), 但是我沒(méi)空。根據(jù)句中l(wèi)ast night及but可知本題表示的是與過(guò)去事實(shí)相反的虛擬語(yǔ)氣。,【解題技巧】 1. 虛擬條件句中, 如果主句和條件從句的謂語(yǔ)動(dòng)作不是同時(shí)發(fā)生時(shí), 虛擬語(yǔ)氣的形式應(yīng)作相應(yīng)的調(diào)整。這種條件句叫錯(cuò)綜條件句。 (1)從句的動(dòng)作與過(guò)去事實(shí)相反, 而主句的動(dòng)作與正在發(fā)生的事實(shí)不符。 If they had informed us, we would not come here now. (2)從句的動(dòng)作與現(xiàn)在事實(shí)相反, 而主句的動(dòng)作與過(guò)去事實(shí)相反。 If I were you, I wouldnt have missed the film last night.,2. 非真實(shí)條件句中的條件有時(shí)不表達(dá)出來(lái), 只暗含在副詞、介詞短語(yǔ)、上下文或用其他方式表示出來(lái), 這種句子叫含蓄條件句。在多數(shù)情況下, 條件會(huì)暗含在短語(yǔ)中, 如without. . . , but for. . . (要不是因?yàn)?, or, otherwise, but等。 3. would rather所接的從句中的謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)(對(duì)現(xiàn)在虛擬)或者過(guò)去完成時(shí)(對(duì)過(guò)去虛擬)。 4. It is (high) time (that). . . 句型中謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)或should+動(dòng)詞原形, should不可省略。,5. if only后面的謂語(yǔ)動(dòng)詞常用一般過(guò)去時(shí)(對(duì)現(xiàn)在虛擬)、過(guò)去完成時(shí)(對(duì)過(guò)去虛擬)與過(guò)去將來(lái)時(shí)(對(duì)將來(lái)虛擬), 表示強(qiáng)烈的愿望。 6. as if引導(dǎo)的狀語(yǔ)從句中謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)(對(duì)現(xiàn)在的虛擬)或過(guò)去完成時(shí)(對(duì)過(guò)去的虛擬), 或用would/could/might+動(dòng)詞原形(對(duì)將來(lái)的虛擬)。,7. 目的狀語(yǔ)從句中的虛擬語(yǔ)氣。 (1)在for fear that, in case, lest引導(dǎo)的從句中, 若用虛擬語(yǔ)氣時(shí), 從句謂語(yǔ)為: (should+)do, 并且should能省略。 She examined the door again for fear that a thief(should)come in. (2)在so that/in order that所引導(dǎo)的目的狀語(yǔ)從句中, 從句中的謂語(yǔ)為: can/could/may/might/will/would/should +do。 He goes closer to the speaker so that he can hear him clearer.,【誤區(qū)糾偏】 易錯(cuò)點(diǎn)1 情態(tài)動(dòng)詞+have done用法混用 We_so much food because Suzie was too busy to be with us for dinner last night. (變式)We_so much food now that Suzie is too busy to be with us for dinner. A. neednt have bought B. need have bought C. didnt need to buy D. need buy,【點(diǎn)撥】 (1)neednt have done sth. 表示“本不需要做某事, 而事實(shí)上卻做了?！?(2)didnt need to do sth. 表示不必要, 而事實(shí)上也沒(méi)有做某事。 (3)根據(jù)題句意可知因?yàn)镾uzie昨晚太忙不會(huì)來(lái)吃飯, 所以沒(méi)必要買(mǎi)這么多的食物, 故選C。而由題句意可知既然Suzie太忙不來(lái)吃飯, 本沒(méi)必要買(mǎi), 言外之意卻買(mǎi)了, 可知選A。,易錯(cuò)點(diǎn)2 虛擬語(yǔ)氣和陳述語(yǔ)氣混用 My son insisted that I_his letter after looking around his study. (變式)My son insisted that I_his letter after he received it from his teacher. A. was reading B. had read C. should read D. have read,【點(diǎn)撥】 (1)題句意: 環(huán)視書(shū)房后, 我兒子堅(jiān)持說(shuō)我看過(guò)他的信。insist“堅(jiān)持說(shuō)”, 后面用陳述語(yǔ)氣; read動(dòng)作發(fā)生在insisted之前, 表示“過(guò)去的過(guò)去”這一時(shí)間概念, 所以用過(guò)去完成時(shí), 選B。 (2)題句意: 收到老師的來(lái)信后, 我兒子堅(jiān)持要我看他的信。insist“堅(jiān)持認(rèn)為”, 其后的從句中要用(should+)動(dòng)詞原形, 故選C。,易錯(cuò)點(diǎn)3 虛擬語(yǔ)氣時(shí)間判斷錯(cuò)誤 I dont know what I_without the suitcase you lent me. Glad to have been of some help to you. (變式)I dont know what I_without the suitcase you will lend me. Thats not the key. A. would have done B. would do C. should have done D. should do,【點(diǎn)撥】 (1)題句意: 我不知道如果沒(méi)有你借給我的行李箱, 我該怎么辦。這里是假設(shè)過(guò)去的情況, 目前是我得到了別人借給的行李箱, 所以要用虛擬語(yǔ)氣, 選A項(xiàng)。 (2)題句意: 我不知道如果沒(méi)有你將要借給我的行李箱, 我該怎么辦。這里是假設(shè)將來(lái)的情況, 目前我還未得到別人借給的行李箱, 故選D。B項(xiàng)中would應(yīng)改為will。,