情态动词-初中语法点(共12页).docx

精选优质文档-倾情为你奉上_情态动词_情态动词三用法：情态动词无三单变化 He can fly. 情态动词否定直接加NOT He can not fly. 情态动词后跟动词原形 He can fly.1.义务军团 must/have to:1.Must Have to表面意思上的区别必须（主观）不得不（客观）试用时态的区别现在时态将来时态现在时态:have/has to将来时态: will have to过去时态:had to否定形式的区别Needntdont /doesnt have toWont have todidnt have to 2.猜测军团 :2.肯定猜测否定猜测把握度mustcant 不是mustnt /neednt非常确信,句中通常有证据maymay not半