mustn't是情态动词,不能单独作谓语,必须后面跟动词原形才能构成谓语.
you mustn't be so impatient.mustn't 后面为什么要加 be
1个回答
相关问题
-
mayn't be ,can't be,mustn't be,shouldn't be的区别
-
may be. can't be. mustn't be的用法
-
You mustn't believe the news,it can't be true.
-
can‘t be 和mustn’t be的用法
-
need't be,can't be,may not be和mustn't有什么区别
-
You mustn't____(be)late tomorrow,or you may ____(miss)the tr
-
I mustn't be+人名对不对
-
She _______be her grandma.She looks so young A,can't B,mustn
-
You mustn’t drive _____ you have drunk. A．although B．if C．be
-
there----(be)a little milk in the bottle.you mustn't------(w