初中英語情態(tài)動詞專項講解(完整版)
【正文】 (1).must表示主觀看法，意為“必須、一定”?！纠}】—_______ I borrow your MP3?—Sure . Here you are. A. May B. Should C. Must D. Would【解析】在此處表示請求，意為“做……可以嗎”。（3）.表示推測，意為“可能”，常用于否定句和疑問句中，此時can’t譯為“不可能”。初中英語情態(tài)動詞用法詳解【情態(tài)動詞知識梳理】情態(tài)動詞有具體的詞義，但也同助動詞一樣，需要與其他詞語一起構(gòu)成句子的謂語，另外情態(tài)動詞沒有人稱和數(shù)的變化，情態(tài)動詞后必須跟動詞原形。Can the news be true ? 這個消息會是真的嗎？—Can it be our teacher ? 那個人有可能是我們老師嗎？—No, it can’t be our teacher. He is on a visit to the Great Wall.不可能。 答案：A (2) .表示推測，談論可能性，意為“可能，或許”，一般用于肯定句中。You must stay here until I e back. 在我回來之前你必須呆在這兒。用need提問時，肯定回答為must，否定回答為needn’t或don’t have to。Your car needs mending. = Your car needs to be 。s do...”來提出建議。Would you like a cup of tea? Would you like to go and see her?因此，如果我們說：“去游泳好嗎?”英語中可有這樣幾種表達法：Shall we go for a swim? Let39。注意：will在there be句型中的形式及其句式變換。Could you do me a favor ? 你能幫我個忙嗎？—Could I use your pen?我能用一下你的鋼筆嗎?—Yes, you 。can’t help doing禁不住，情不自禁can’t wait to do something迫不及待地要做…She can’t help 。4.（1）needn’t意為“不必”。You needn’t get up so early every 。The man may be the headmaster.—Where is Mr Li?—He might be working in his office. —May Mr Li e?—He might not e here.Could表示推測時，語氣can比要弱，說話者留有余地。I saw him just now. He can’t have gone to Japan.She said the man couldn’t have stolen her car.“could +have done/been”表示“過去本來能夠，可以做某事或成為某種狀態(tài)，而實際上沒有”，說話者有些遺憾。He has been able to 。易混點四：can’t和mustn’t1. can’t根據(jù)其基本用法可譯為：（1）不會?！ ∫谆禳c五：must和have to 。易混點六: used to do / be used to doing / be used to do…/ be used for doing sthused to do表示過去常常發(fā)生的動作，強調(diào)過去，只用于過去，注意用to do，不用doing形式；be used to doing意為“習慣做…”，be可有各種時態(tài)；be used to do意為“……被使用去做……,”為被動語態(tài)形式。She is used to eating 。如：I know I must study 。（2）不能。We were able to reach the top of the mountain at 。You could have stayed with the Smiths while you were in New York (but in fact you stayed in a nearby hotel .) Could Mr Li have helped this girl student?“may/might+完成式”表示“過去可能，本來可以于某事而實際上沒有干”，might的可能性較小，語氣較弱。It is already 10 o’clock now they should be there.二、情態(tài)動詞表示對過去可能發(fā)生的動作或存在過的動作的推測性用法。More and more trees must be planted in 。（2）needn’t + have+動詞的過去分詞，表不需要完成但已完成的動作，暗含時間或精力上的浪費。2. may的否定式為may not，譯
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