问题描述:
- I haven't seen Mr.white for weeks.
- What __to him?
A.must have happened B .can have happened
C .may have happened 说A、C两项表推测不可用于疑问句中,
- What __to him?
A.must have happened B .can have happened
C .may have happened 说A、C两项表推测不可用于疑问句中,
问题解答:
我来补答展开全文阅读