— In which part of the play was your brother appeared?
— In the last ten minutes.
A. that where
B. this when
C. it that
D. it where
网友回答
A. that where
B. this when
(答案→)C. it that
D. it where
解析：本题的含义是你的兄弟出现在戏剧的哪一部分，本题含有一个主语从句，用it代替，主语从句用that连接，故本题选C。