2.may 1) 表允许.might可以指过去时间.也可指现在时间.语气更委婉.例如: ① You may take whatever you like.你喜欢什么就拿什么. ② May I ask for a photo of your baby? 我可以要一张你宝宝的照片吗? 在回答以may引起的问句时.多避免用这个词.而用其它方式.如Yes, please. / Certainly. / Please don’t. / You’d better not. / No, you mustn’t.等.以免显得太严峻或不客气. 2) 表可能.可以指过去时间.也可以指现在时间.但语气更加不肯定.例如: ① He may be at home. 他可能在家.\ ② She may not know about it. 她可能不知道这件事. must 1) 表示义务.意为“必须 .例如: ① We must do everything step by step. 我们一切都必须循序渐进地做. ② --Must we hand in our exercise books now?我们现在就要交练习本吗? --No, you needn’t. / No, you don’t have to. 不必. 4) 表示揣测.意为“想必.准是.一定 等.只用于肯定句.例如: ① He must be ill. He looks so pale. 他准是病了.他的脸色苍白. ② She’s wearing a diamond necklace. She must have a lot of money. 她戴着钻石项链.一定很有钱.: 查看更多

 

题目列表(包括答案和解析)

“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”

A. must; could       B. may; might  C. need; must    D. could; need

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—___John come here tonight?

   —I’m not sure, but he ______ stay at home.

   A. May, might    B. Can, must     C. Must, might     D. Can, migh

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—Look at these tracks. It __________ be a wolf.

—It needn't be. It _______be a fox.

A. must ; could              B. may ; might    

C. need ; must               D. could ; need

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 —___John come here tonight?

   —I’m not sure, but he ______ stay at home.

   A. May, might    B. Can, must     C. Must, might     D. Can, migh

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“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”

A. must; could       B. may; might

C. need; must  D. could; need

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