He is always kind ____ others. It is very kind ____him.

下列各组加横线词意义和用法相同的一项是（ ）。

Could you write me your new e-mail address—________

What _______ the number of the students in your school —About two thousand. A number of them _______ from the countryside.

It was the boy _____ had been in prison_____ stole the money