问题补充：
Brian told you that there wasn’t anyone in the room at that time,
?
A. was there
B. wasn’t there
C. didn’t he
D. did he
答案：
A. was there
B. wasn’t there
(答案→)C. didn’t he
D. did he
解析：考查反义疑问句。根据题意可知反义疑问部分根据主句的主语决定，故用didn’t +主语。句意：Brian告诉你那时候在房间里没有任何人，是吗？
