情态动词（need）&实义动词(need to)的提问?
问题描述：
情态动词（need）&实义动词(need to)的提问?
__________ this letter ________ now?
A.Need ...typed
B.Does ...need to be typed
C.Need ...to be typed
D.Does ...need be typed
我选了A
A错在哪里?请亲就此题进行分析
答
letter的话应该用被动语态,所以A不对.
need 作行为动词的时候,疑问句要用助动词加原形.