on the first floor 中为什么要用“first”序数词呢

on the first floor是什么意思 at the first floor还是on the first floor on the first floor 中为什么要用“first”序数词呢 4.The music room is on the first floor.(对on the first floor提问? it‘s on the first floor对on the first floor提问 I like living on the first floor.对on the first floor提问 Is your classroom on（）floor?one first the first The floor above the ground floor is the first floor.为什么不用on 用above “住在第一层”是live on the first floor还是live on first floor The canteen is on the first floor.The canteen is on the first floor.(划线部分提问,划线部分是:The canteen)______ ________ on the first floor? in the first floor和on the first floor有什么区别如题 the,on,is,the,canteen,first,floor连词成句 the is canteen first floor on the (.)组成一句话 The supermarket is on the first floor.对“on the first floor”部分提问.只能写两个英语单词 floor it's the first on .(连词成句） your office is on the first floor的翻译RT there aren't any t（） on the first floor There are a( )some restaurants on the first floor