情态动词常见情态动词有:can could may might must have to will would shall should ought to need dare used to be able to had to would rather. 一助记忆表情态V词义用法注意事项特殊用法can could1.表具备某种能力
情态动词与助动词I. 要点 助动词本身无意义在句中帮助主要动词构成一定的时态语态语气或是帮助构成否定句和疑问句常用的助动词有be do have shall(should) will(would). 情态动词表一定的词义本身并不表示动作或状态而仅仅表达说话人的态度它在句中须和主要动词一起构成谓语主要的情态动词有can(could) may (might) must have to ought
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高中语法复习专题五助动词与情态动词(一)助动词 有be have do will shall它们本身没有词义只和实义动词的一定形式构成复合谓语用来表示时态和语态构成否定疑问及加强语气等1be (am is are were been) (l)be -ing构成进行时态(2)be 过去分词构成被动语态(3)be 动词不定式构成复合谓语:①表示按计划安排要发生的事The prime m
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助动词和情态动词 加强陈述句和祈使句的语气 I do work hard Do be careful 用于避免主要动词的重复出现 Do you smoke Yes, I do I went to the concert yesterday So did he 构成倒装句 Never did he go there again Only then did I understand what she
情态意义表示法英语动词按其在构成动词词组所起的作用分为主动词和助动词两大类助动词又分为基本助动词情态助动词和半助动词情态助动词有十四个:may might can could will would shall should must need daredared used to ought to.情态助动词都表示情态意义而且太多一词多义在意义和用法上有不少交叉的地方本节首先从语义角度对情态助动词的
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专题十:助动词与情态动词(一)助动词有be have do will shall它们本身没有词义只和实义动词的一定形式构成复合谓语用来表示时态和语态构成否定疑问及加强语气等1be (am is are were been) (l)be -ing构成进行时态(2)be 过去分词构成被动语态(3)be 动词不定式构成复合谓语:①表示按计划安排要发生的事The prime minist
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