He was caught in the rain last night.That his cold.A.ought to bring aboutB.may have brought about

问题描述:

He was caught in the rain last night.That his cold.
A.ought to bring about
B.may have brought about

B
也许是生病的原因。表示一种推测。

选B,may have + 过去分词,表示对过去事情的推测.这句话的意思是 昨天晚上他被雨浇了,那可能是他感冒的原因.