题目内容
Both his parents look sad. Maybe they ________ what happened to him.
A. will know B. knew
C. have known D. had known
C
【解析】
试题分析:句意:他的父母看起来很伤心。也许他们知道他发生了什么事。根据语境可知该用现在完成时,所以选C。
考点:考查动词时态。
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题目内容
Both his parents look sad. Maybe they ________ what happened to him.
A. will know B. knew
C. have known D. had known
C
【解析】
试题分析:句意:他的父母看起来很伤心。也许他们知道他发生了什么事。根据语境可知该用现在完成时,所以选C。
考点:考查动词时态。