We should keep the classroom clean and tidy

教室───classroom;整洁───neat

Every pupil is supposed to be in his classroom at 9 a.m.───上午9点时每个学生都应当在教室里.

corner of the classroom was damp where the roof had leaked.───教室漏雨的一角是湿的。

The students took turns to clean up their classroom.───学生们轮流打扫教室.

The students trooped into the classroom.───学生们列队走进教室.

The teacher herded the children into the classroom.───老师把孩子们领进教室.

The naughty boy left the classroom on the plea of a headache.───那淘气的男孩借口头疼,离开了教室.

He insists on discipline in the classroom.───他一贯强调课堂纪律.

Furniture in the classroom should not be changed around without warning the blind child.───教室中的桌椅如需要挪动，应事先告诉这个盲童。

There are forty people in the classroom.

There are twenty desks in the classroom.

Interviews can be simulated in the classroom.

The students swarmed out of the classroom.

Each classroom has a flip chart to write on.