问题
Sometimes____turns off the lights in the classroom, because everybody thinks somebody will do it.
A:anybody
B:somebody
C:nobody
D:everybody;
B:somebody
C:nobody
D:everybody;
正确答案是：
同类题型
It is not always easy for the public to see _______ use a new invention can be of to human life
One of the ________ in our class ________ from America.
They traveled all night to the village and got there________ Sunday morning.
These wild flowers are so special that I would do ____ I can to save them.[ ]