Sometimes turns off the lights in the classroom because every body thinks somebody will do it.
A. anybody
B. somebody
C. nobody
D. everybody
网友回答
A. anybody
B. somebody
(答案→)C. nobody
D. everybody
解析：四个选项含义分别是任何人、一些人、没有人和每个人。根据下文因为每个人都认为是有些人会做，C选项最符合题意。