题目内容：
Cindy shut the door heavily and burst into tears. No one in the office knew__________ shewas so angry.
A.where B.whether C.that D.why
参考答案：
答案解析：
选择题：Cindy shut the door heavily and burst into tears. No one in the office knew__...
- 题目分类： 职业能力测验
- 题目类型：选择题
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