at the back of和in the back of还有on the back of的意思和区别是什么?具体用法,还有反义词是什么?

at the back of 和 at back of的不同点 in the front of 和 in front of的不同点 in the back和at the back of；in the front和at the front of的区别是什么?急 in the back of和at the back of的区别 in the early part of the 19th century 和 at the beginning of the 19th century 的区别. at the back of 和at back of的区别 in front of和in the front of的区别.有没有at back of? 英语 宾补 We found ourselves back in a village at the foot of the mountain.这句话中的宾补是 back还是 back in a village at the foot of the mountain?如果是back,那 in a village at the foot of the mountain又是什么?in a village at th at the back of和in the back of还有on the back of的意思和区别是什么?具体用法,还有反义词是什么? at the back of和in the back有区别吗,in back of呢?再问一下反义词组我没有问意思啊，问区别啊 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 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 sit at the back of the back sit at the back of the back in the front of 的反义词是什么是in the back of 还是at the back of at back of 意思和at the back of 有什么区别? Tom's father came back()the afternoon of March 12th.用in还是on? the story takes place at the turn of the 19th century in the rural English