情态动词课件 黄淑萍.ppt

策划：《学生双语报》 3) 表示对具体事情的推测，意思是“一定，肯定”语气 较强，只用于肯定句中。 I’m so tired that I can’t help finish the project.He can’t help bursting out laughing . 1.Days later,my brother called to say he was all right,but______say where he was. A.must’t B.should’t C.would’t D.might’t 2.He____not pay unless he is punished to pay. A.shall B.will C.can D.would 注意：Should/shouldn’t have done Ought to have done/ought not to have done 1.Mum,could I play outside with my friends? If you finish your homework,you _______do it. A.shall B.should C. will D. would 2.One of our rules is that every student _____wear school uniforms while at school. A.might B.could C.shall D.will 7. need 和 dare These dishes need clean carefully. These dishes need to be cleaned carefully. These dishes need cleaning carefully. 5. I ________________ (不得不钦佩）your bravery. 6.I don’t know why you _____________(尽然认为）that I did it. 7.She _________(很有可能）refuse to talk to you 8.I raised objections at the meeting,but now I _______________________________(宁愿我没有那么做过。） 6. shall 1) Shall 与第一、三人称连用，且用在疑问句中时， 表说话人征求听话者的允诺。 1) Shall we begin our discussion? 2) Shall the driver wait? 2) shall的主语是第二、三人称的陈述句，表示说话人 的允诺、警告、命令等语气。 3)You shall get the book tomorrow. 4) He shall be punished. 5) You shall go with me. A C 情态动词 (+动词原形) 行为动词 need dare 1.无人称和数的变化; 2.尤其用于： *否定句及疑问句中; *在if/whether之后; *或与hardly, never, no one, nobody连用; 3.常以needn’t 和daren’t 的形式出现; 4.dare有其过去时dared. 多用于肯定句; (sb.) need to do dare to do (sth.) need to be done (sth.) need doing He daren’t speak English before such a crowd, dare he? 判断正误: He daren’t to speak English before such a crowd, did he? 情态动词 + have done 这是历年高考热点之一， 可表示“推测、责备、怀疑” 等多种意义。 一、表示对过去事情的推测或估计 1. must have done “想必或肯定已经做了某事” eg: The ground is rather wet, so it must have rained last night. 2. may/might ha