Question

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

     A. where               B. whether         C. that                 D. why     

 

Answer 1

【答案】

 答案D

考點：考查名詞性從句。

解析：該空引導賓語從句，根據句意“辦公室中沒人知道她為什么如此生氣”可判斷選D項。