情态动词是历年中考考查重点，该课件从情态动词的语境语气等方面入手，强化情态动词的意义用法等。
常见的情态动词有 can , could , may ,
might , must , need , have to , should 等. 所有的情态动词后面都接动词原形. Eg: I can swim . He has to go now . 1. can 能够,会,可以 Eg: I can speak English well . Can you tell me how to start the machine? 此外, can 用来表示否定推测和疑问推测 Eg: That can’t be our English teacher because she has gone to Shanghai . Can it be true ?