They asked me___ last night ,but I was unable to tell them.A.What_英语解答

They asked me___ last night ,but I was unable to tell them.
A.What was happened B.what happened
C.was what happened
D.what it happened
请说明原因

人气：181 ℃　时间：2019-11-02 16:06:54

解答

B
happen 不及物动词,没有被动语态,排除A与C；而WHAT 作主语,不用IT ,再排除D
加油!不明白再问!