_____ people invented paper.
A. English B. Chinese C. American
找出错误的一项并改正。(10分)
（1）
________
（2）
________
（3）
________
（4）
________
（5）
________
We are singing a song ________ English.
A．at B．in C．for
How many ________ are there in your class?
A．boy B．girls C．book
What do you have ________ breakfast?
A．at B．for C．with
It's twelve ________．
A．oclockB．a clock C．o'clock