There are some students ( )the playground.what are they doing?

问题描述:

There are some students ( )the playground.what are they doing?
There are some students ()the playground.what are they doing?
——Ther are playing a game.
A.on the right of
B.in front of
C.in the center of
D. at the back of
正确答案是C选项,为什么?A不行吗?

印象中A项在初中英语中一般都是后面加人,翻译成“在谁谁谁右手边”,B项是在前方,你也不能说成“在操场前方”吧,一般后面都加立体的事物,C项表示“在...中心”,正确,D项与B项一样,后面也必须加立体事物.