高三英語(yǔ)情態(tài)動(dòng)詞用法-在線(xiàn)瀏覽
2025-01-15 19:29本頁(yè)面
【正文】 must know the answer to the exercise, don39。t it? 那一定是你的床，是嗎？ ② 對(duì)過(guò)去發(fā)生的動(dòng)作或存在的情況的推測(cè)： （一）句中陳述部分沒(méi)有表示過(guò)去的時(shí)間狀語(yǔ)，這時(shí)疑問(wèn)部分中的動(dòng)詞就用 現(xiàn)在完成時(shí)。（ didn’t + 主語(yǔ)） She must have read the novel last week, didn’t she? 她上星期一定讀了這本小說(shuō)了，是嗎？ 3疑問(wèn)部分根據(jù)實(shí)際情況而定。t（不應(yīng)該），如： You must work hard next term, mustn39。t（不必），如： They must finish the work today, needn’t they? 他們今天必須要完成這項(xiàng)工作，是嗎？ C．陳述部分含情態(tài)動(dòng)詞 mustn39。t have wasted time on him, I suppose. [2020 安徽卷 ] A. should B. can C. would D. must C D 3. She looks very happy. She ______ have passed the exam. [2020 江蘇卷 ] I guess so. It39。 (2) 第 4題 must 表示義務(wù)、命令或必要。be able to可以用于各種時(shí)態(tài)。如： I could read when I was four. Although the soldier was badly wounded, he was able to tell what had happened. ，只能用 was/were able to， 不能用 could。 can/could 1. can /could 表示推測(cè)時(shí)，只能用在 否定句或疑問(wèn)句中 。 It can’t be Mary. She has fallen ill. 她不可能在說(shuō)謊。 Can you wait a moment please? Liz, can you do me a favor? Excuse me, could you tell me the way to the station? I wonder if you could help me. (請(qǐng)求 ) 2. can/could have done 在否定句對(duì) 過(guò)去發(fā)生 行為的可能性進(jìn)行推測(cè) : 剛才我還看見(jiàn)他了， 所以他不可能出國(guó)的。 The door was locked. She couldn’t have been at home. ?could(不用 can)+have done,在肯定句中表示“本來(lái)能夠 … 而沒(méi)能 …” ，具有婉轉(zhuǎn)的批評(píng)和責(zé)備之意 , 1. I could have passed my exam easily, but I made too many stupid mistakes. 我本來(lái)能夠輕易通過(guò)考試，但我犯了太多不該 犯的錯(cuò)誤。 表示對(duì)過(guò)去發(fā)生的事情做出的判斷 28. He did not regret saying what he did but felt that heC it differently.[2020江蘇卷 ] A. could express B. would express C. could have expressed D. must have expressed 2020遼寧卷 )22. Peter __C_be really difficult at times even though he’s a nice person in general。 A. mustn’t B. needn’t C. can’t D. won’t (2020浙江卷 )11. You ______ be hungry already — you had lunch only two hours ago! A. wouldn’t B. can’t C. mustn’t D. needn’t C B (2020天津卷 )6. She ______ have left school, for her bike is still here。 A. must B. can C. should D. would A B (2020湖南卷 )28. You don’t have to know the name of the author to find a book. You _____ find the book by the title。 A. can manage B. could have managed C. could manage D. can have managed C B 3. 考例： 1. The biggest problem for most plants, which ________ just get up and run away when threatened, is that animals like to eat them. [2020 湖南卷 ] A. shan39。t C. needn39。t 2. My MP4 player isn39。 (2) can/could have done 意思是“過(guò)去可能做過(guò)某事”常用于疑問(wèn)句。 她們明天可能會(huì)到這里來(lái)。 They may be still waiting for us. 可用于 指過(guò)去的行為或者表示可能性更小 。 He might be doing his homework now. 我問(wèn)他我是否可以離開(kāi)。不用于疑問(wèn)句。 The Jinsha Ruins may have been the political and cultural centre of the ancient Shu Kingdom. 金沙遺址可能是古代蜀國(guó)的政治和文化中心。另外，還可表示“本來(lái)應(yīng)該或可以做某事”之意，含有輕微的責(zé)備語(yǔ)氣。（事實(shí)上你告訴他了） 2. You might have e earlier. 你本可以早點(diǎn)來(lái)的。 May I open the door? We may keep the book for two weeks. 5） 用于祈使句 ， 表示祝愿 。 A. need have done B. must have done C. can have done D. might have done (2020重慶卷 )30.– I can’t find my purse anywhere。 A. may B. can C. should D. would D A (2020全國(guó) II)17. Liza ___ well no
研究報(bào)告相關(guān)推薦
鄂ICP備17016276號(hào)-1