单项选择：The teaching building has five floors.My classroom is _____the third floor.A.on B.inC.at D.to

分类: 作业答案 • 2022-03-02 21:05:16

问题描述：

单项选择：The teaching building has five floors.My classroom is _____the third floor.A.on B.in
C.at D.to

答

A
on the .floor（在……楼）固定搭配
请指出,希望能和你一起探讨~
如果认为我的回答好的话,请及时采纳,