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课件网) Modal Verbs of possibility 情态动词表推测 Watch and think. Lead -in Learning objectives 1. what modal verbs of possibility are and what their differences are. 表推测的情态动词有哪些以及它们之间的区别是什么。 01 02 2. how the modal verbs are used to make a guess. 情态动词如何用于推测。 Look and think Anyone could be anything. 谁都能成就无限可能。 He can't be fast. 他不可能很快。 情态动词 Modal Verbs Presentation 你还记得学过哪些情态动词呢 1. can/could; may/might; shall/should; will/would; must 2. need/dare Presentation review：情态动词的概念和特点 You should stay at home,instead of going to crowded areas. If we follow the instructions strictly,we will/can be safe. These instructions can help you protect yourself from the disease. In short, we should be careful and not be over-panicked. Think: 情态动词能不能单独作谓语？有没有人称的变化？ Review：情态动词的概念和特点 1.情态动词不能单独使用，必须和动词原形连用构成谓语； 2.无人称和数的变化 （have to例外，用于第三人称单数时用has to） modal verb+verb I can dance. You should finish your homework. You may have a try. You must be tired. You can come in now. ability能力， obligation义务， advice建议， possibility可能性 permission许可 Presentation modal verbs of possibility must may could might can mustn’t may not couldn’t might not can’t Presentation may not modal verbs of possibility will must should may could might can won’t mustn’t shouldn’t may not couldn’t might not can’t Presentation It's getting dark outside. It must be very late. Example: Presentation Model Verbs of possibility can’t/ couldn’t may/might/ can/could must 100% possible 可能 0% 不可能 100% sure 一定 impossible =50% Which modal verds should we choose when making a guess Questions: Presentation must 我们使用 must来表明我们确信某件事是真的，并且有理由作为支持 . He must be Lily’s father. I saw their family photos last night. You mustn’t open that box. Mustn’t means something is not allowed. “禁止” Presentation can may might could 我们使用can/may/might/ could 来表示某事有可能发生，但并不特别确定。 He can/may/might/could be Lily’s boyfriend. He is holding a bunch of roses at the gate of her company . Presentation can’t/ couldn’t 我们使用 can’t / couldn’t 来表达不可能发生的情况，或者表达一种你百分之百确定其并不属实的观点。 He can’t/couldn’t be Lily’s boyfriend. I know she hates him. impossible can’t/ couldn’t mustn’t 100% sure must Presentation Model Verbs of possibility can’t/ couldn’t may/might/ can/could must 100% possible 可能 0% 不可能 100% sure 一定 impossible =50% Which modal verds should we choose when making a guess Questions: Presentation 1. —The paper cutting is pretty lively. Who made it —It _____ be Mary. None of us except her is able to do it. A．can B．must C．need D．can’t 2.—Look! That is Nancy. —That _____ be her. She has already gone to Yunnan. A．might B．can’t C．must D．could B B 云 南 6 年 真 题 Presentation 3. —I wonder w ... ...
