精选优质文档-倾情为你奉上高中情态动词用法归纳1、情态动词 + v 表示对现在或将来动作的猜测。 情态动词 + have + p.p表示对过去动作的猜测2、情态动词的过去式与原形相比，多点礼貌，少点冒昧，语气更为委婉。3. 情态动词在一般疑问句中的回答： Can you sing? Yes, I can./No, I cant. May I come in? Yes, you may./No, you mustnt. Must I handin the book now? Yes, you must./No, neednt /dont have to. Need I finish it now? Yes, you must./No, you neednt.1. Can 1.表示能力 The parrot can speak three languages.2.表示允许 Can I borrow t
