Cindy shut the door heavily and burst into tears. No one in the office knew _____ she was so angry.A

题目简介

Cindy shut the door heavily and burst into tears. No one in the office knew _____ she was so angry.A

题目详情

Cindy shut the door heavily and burst into tears. No one in the office knew _____ she was so angry.
A.whereB.whetherC.thatD.why
题型:单选题难度:中档来源:不详

答案

D

试题分析:考查宾语从句。knew后面是宾语从句,从句是主系表结构,不缺成分,句意:辛迪重重的关上了门大哭起来,没有人知道她为什么如此生气。根据句意可知,从句缺少“为什么”这个意思,故用why引导。故选D。

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