in front of
在...(范围外)的前面
There is a tree in front of the classroom.
in the front of
在...(范围内)的前面
There is a blackboard in the front of the classroom.
The Bus Stop is in front of the Bookshop.
这个词组是表示地方
He is in front of me.
他在我前面.
her seat is in front of mine.