There are some students in the classroom的反意疑问文句

答案：There are some students in the classroom,aren't there?

解读：
there be 是“有”的意思，一般指“某地有什么东西”，表示“存在的有”。有各种时态的变化， 如：
There is a book on the desk, isn't there?
There isn't a book on the desk, is there?
There used to be a temple here, didn't there?
There will be NO class this afternoon, will there?
There has been an accident, hasn't there?

There are some students in the classroom, aren't they?

Are there any students in the classroom?