I really don't know what____him last night.A.happened with B.happened to C.has happened to D.has happened with

I really don't know what____him last night.A.happened with B.happened to C.has happened to D.has happened with
I really don't know what____him last night.
A.happened with B.happened to C.has happened to D.has happened with

I really don't know what____him last night.A.happened with B.happened to C.has happened to D.has happened with
B.happened to

B.happened to

b 可是c 怎么错了呢

B
首先，happen to sb这是一个固定短语，由此派出A D
其次，因为句中出现了明显的时间标志——last night所以用一般过去时
由此选B