分析一下can may must could might could have
分析一下can may must could might could have
can,might,may,could,must的用法
should,would,could,must,might,may,can
can,must,have to,should,may,could,might有语态上有什么区别,怎么区别
can、could、may 、might、must、ought 的区别和用法
MAY CAN MUST COULD MIGHT表示推测时的用法
must can may could might语气强弱顺序是什么
could/might/may/would/must/should have+过去分词
should/must/would/could/might/may have done的问题!
急需知道”情态动词+have”用法即”may/might/must/can/could等+have"的意义及区别
在表推测时must may could might的区别和can not、could not、may not、might
1.can 2.could 3.may 4.might 5.should 6.need 7.must 8.have to