我在教室里应该听老师讲课。

I should listen to my teacher in the classroom.

youdao

在教室里听老师讲课三个小时是很累人的。

Three hours in the room listening to the teacher is tiring.

youdao

在教室里听老师讲课三个小时是很累人的。

Three hours in the room listening to the teacher is tiring.

youdao