题目内容
根据句意选择括号中适当的单词填空,使各句语法正确
She has four classes ________ (at, in) the morning.
I'm ________ (at, in) Class One, Grade Two.
We love________ (our, we) school.
How many ________ (classes, class) does she have in the morning?
________ (When, What) does his first class begin?
He has his ________ (lessons, lesson) in the classroom building.