They ( ) make a decision about the election at the meeting.A.didn_英语解答

They ( ) make a decision about the election at the meeting.
A.didn't need B.needed not C.hadn't to D .didn't have to 这道题为何要选D呢?

人气：196 ℃　时间：2020-06-16 06:41:23

解答

a.need做行为动词须连不定式to
b.情态动词need无过去式
c、为d的错误形式