After seemed an endless wait it was her turn to enter the interview room.A. whatB. whyC

问题补充：

After seemed an endless wait, it was her turn to enter the interview room.

A. what

B. why

C. that

D. how

答案：

(答案→)A. what

B. why

C. that

D. how

解析：A句意：经过似乎是无止境的等待之后，终于轮到她进入面试室了。介词After后的宾语从句缺少主语，而四个选项中只有what能作主语。