in the school和 at school的区别是什么？

in the school 强调在学校，如: My grandfather is in the school.
at school 强调在上学，如： The boy is at school.

同意楼上的，同样的还有go to bed 去睡觉go to the bed去床那儿

同意 ！！！！！！！！！！！！！！！

tong yi lou shang de guan dain