用in front of、in back of、in the front of和in the back of分别造四个句子.要中文!

用in front of、in back of、in the front of和in the back of分别造四个句子.要中文! in front of和in the front of的区别.有没有at back of? in front of与at the back of的区别 at the back of ,in the front of 与at back of ,in front of的区别 at the back of 和 at back of的不同点 in the front of 和 in front of的不同点 Tom sits () the classroom while John sits () the roomA in front of;at back ofB in the front of;at the back ofC in front of;at the back ofD in the front;at back of in the back和at the back of；in the front和at the front of的区别是什么?急 in/at the back of 的区别,他们分别对应哪个?in front of 与in the front of 请问:at the back of,behind,in front of ,in the front of这些个词的区别是什么? in front 与in front of 区别 in front of 造句 in front of bedroom in the front of 的反义词是什么是in the back of 还是at the back of 请用' in front of造句 in the front of 用在哪里 On a bus,I like sitting ____itAin the front of B in front of Cbehind Don the back There are many tree and flowers______our classroomAin front of Bat the back of Cat back of D in the front of 用in,on,near,between,next to,behind,in front of,用in,on,near,between,next to,behind,in front of,in the front of,above,under