She sits the classroom这句话中间的空填in front of,in the front of,next to还是at the back ofin front of,in the front 的区别

in the front of教室的前面

She sits in the front of the classroom.

He sits in the classroom.
She sits in the front row during the School basketball game.
She sits in front of me at a movie.
She sits next to me on the motorboat.
She doesn't like to sit at the back of the bus.

in the front of
in front of表示在东西的前面
in the front of表示在东西里面的前面

应填in the front ofin front of 在..前面（外部）in the front of 在..前面（内部）如：Are we permitted to sit in the front of the hall?允许我们坐在大厅的前部吗?There is a rose bush in front of the office...

in the front of 指的是在空间或物体的内部的前方，而in front of 指在物体外部的前方。next to 指的是紧挨着的。at the back of 指的在物体的后面！希望对你有帮助！