【正文】 ere able to : “設(shè)法做成某事” 相當于 managed to do sth. succeeded in doing sth.。 Keys： ， ， ， C C can, could 和 be able to的用法 She can/be able to sing the song in English. This machine can make you feel fortable. , be able to都可 表示“能力” Can的主語是人或物 ,be able to的主語是人 We’ll be able to finish the work soon. I haven’t been able to see the film. (could)。t，表示 禁止 時，疑問部分就可以用 must或 may， You mustn’t stop your car here, must you? (may we?)你不能把車停在這地方，知道嗎？ 16． He must be helping the old man to water the flowers,_______?[2020陜西卷 ] A． is he B． isn’t he C． must he D． mustn’t he B 32.—Hi, Tom . Any idea where Jane is? — She _____in the classroom . I saw her there just now.[2020重慶卷 ] A. shall be B. should have been C. must be D. might have been 30. It’s the office! So you ____ know eating is not allowed here.[2020湖南卷 ] Oh, sorry. A. must B. will C. may D. need C A 1. Guess what! I have got A for my term paper. [2020 上海卷 ] Great! You ______ read widely and put a lot of work into it. A. must B. should C. must have D. should have 2. The teacher _______have thought Johnson was worth it or she wouldn39。 A． must表示“ 應(yīng)該 ”，其疑問部分用 mustn39。t you? 你一定知道這項練習的答案，是不是？ That must be your bed, isn39。 must著重說明主觀看法， have to 強調(diào)客觀需要。 They are playing basketball, they must have finished their homework. 路是濕的。 There must be something wrong with the puter You have worked hard all day. You must be tired。2020— 06— 26楊菡（河南鄧州六高中） .1 She looks very happy. She ______ have passed the exam. [2020 江蘇卷 ] I guess so. It39。情態(tài)動詞一直是高考的重點和難點，本文試就 202020202020年全國各省市高考試題中的情態(tài)動詞考例作一歸納 情態(tài)動詞有一定的意義，但沒有人稱和數(shù)的變化，不能獨立使用，它和后面的動詞構(gòu)成謂語． 只作情態(tài)動詞的 can/could, may/might, ought to， must 可情態(tài)可實義的 need, dare/dared 可情態(tài)可助動詞的 shall/should, will/would 相當于情態(tài)動詞的 have to, used to 表示推測時， 只能用于 肯定句。 他們一定很有錢 They have bought a new car. They must have a lot of money. +have done 表示對 過去發(fā)生的事情 作出的肯定判斷 他們在玩籃球， 他們一定完成了作業(yè)。t. You mustn’t get down while the car is still moving. I don’t like this TV set. We must buy a new one. There was no more bus. They had to walk home. “必須”這個意思時， must 和have to 稍有區(qū)別。 ① 對 現(xiàn)在 動作或存在的情況的 推測 ： You must know the answer to the exercise, don39。（ didn’t + 主語） She must have read the novel last week, didn’t she? 她上星期一定讀了這本小說了，是嗎？ 3疑問部分根據(jù)實際情況而定。t（不必），如： They must finish the work today, needn’t they? 他們今天必須要完成這項工作，是嗎？ C．陳述部分含情態(tài)動詞 mustn39。 (2) 第 4題 must 表示義務(wù)、命令或必要。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。 It can’t be Mary. She has fallen ill. 她不可能在說謊。 The door was locked. She couldn’t have been at home. ?could(不用 can)+have done,在肯定句中表示“本來能夠 … 而沒能 …” ，具有婉轉(zhuǎn)的批評和責備之意 , 1. I could have passed my exam easily, but I made too many stupid mistakes. 我本來能夠輕易通過考試，但我犯了太多不該 犯的錯誤。 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