问题描述:
【非谓语选择题】( )to sunlight for too much time do harm to one's skin.
A.Exposed
B.Being exposed
C.Having exposed
D.After being exposed
答案选B,但我选A,为什么不能选A?为什么要选B?
being,是被动么?
A.Exposed
B.Being exposed
C.Having exposed
D.After being exposed
答案选B,但我选A,为什么不能选A?为什么要选B?
being,是被动么?
问题解答:
我来补答展开全文阅读