牛津深圳版英語七下unit6electricitygrammarppt復(fù)習(xí)課件(參考版)
2024-12-12 08:57本頁面
【正文】 may not can’t / cannot mustn’t 。由 may 引起的一 般疑問句，其否定回答用 ______， ______ 或 ______ 。 may ( )2. The boy ____ run very fast. He wants to be a top runner as Liu Xiang in the future. A. can B. can’t C. may D. may not C A ( )3. — May I go to the cinema, Mum? — Certainly. But you ____ be back by 11 o’clock. A. can B. may C. must D. need ( )4. — Must I finish the work before five o’clock? — No, you ____. A. mustn’t B. needn’t C. may not D. can’t ( )5. You ____ talk here. It is against the rules. A. mustn’t B. must C. may not D. can C B A 情態(tài)動(dòng)詞 may 的用法：表示允許。 must C. Can。 ( )1. ____ you help me with this maths problem? I ____ not work it out. A. Can。但是你必須明天還給我?？隙ㄓ忻?。他不可能在家。 1. — Kate, you have won the English petition! — Oh, it ____ be true. I made a lot of mistakes in it. 2. You ________ talk to your grandparents like that. It’s impolite. 3. We ____ wash our hands before meals. It is good for our health. can’t mustn’t must 4. Excuse me, ____ you tell me the way to the nearest park? 5. You ________ go with us to the zoo if you want to. 6. I ____ speak Chinese very well, but I ____ speak French at all. can can / maycan can’t 翻譯下列句子。 can’t / couldn’t (can/could表推測用于 否定句 ) . He can’t be in the classroom. 他不可能在教室。 may 50% (may表推測，用于 肯定句 ) . He may be in the classroom. 他可能在 教 室。 must ﹥ 99% (must表推測，用于 肯定句 ) . He must be in the classroom. 他肯定在 教 室。 ◆ 拓展 （ can與 be able to 的區(qū)別） ① must be ——“肯定推測” . What is Tom? He must be a student. ② “否定推測” ——can’t be . Where is Tom? He can’t be in the library. ◆ 拓展 (推測 ,可能 ) I could do that 10 years ago. ③ 否定式： cannot = can’t can —用于一般現(xiàn)在（ can）、 一般過去時(shí)態(tài)（ could）。 例如： He may be in the room. / Maybe he is in the room. ◆ can/cannot are words to show our abilities can ① be able to 能，能力 . 我可以唱一首英語歌曲。 但
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