Where`s the floor?It`s___ the floor.是on 还是in?为什么?

Where`s the floor?It`s___ the floor.是on 还是in?为什么? where is the art room22.---is this the library?---it's on the second floor. Where,s the toy shop It,s on five floor.错在哪 where is the gym? it's in the second floor. 这句话拿错了 It's on the second floor. Where’s the baseball?Is it in the backpack?No,it isn't .it's （） the floor.A.Under B.isC.on Where is the art room?It‘s（ ）the second floor.（选序号） A.at B.in C.on where is the Art room?lt's( ) the second floor. Here is a ( ) pencil.It's( )the floor,( )the chair . Where is the manager's office?It's not( )this floor?A on B in C of D with选哪个 it‘s on the first floor对on the first floor提问 where is my schoolbag?it is（ ） the table,(where is my schoolbag?it is（ ） the table,( ) the floor 英语翻译A:Where is the living room?B:It’s on the first floor .A:Is there a study on the first floor?B:No,there isn’t .It’s on the second floor.A:Are there any books in the study?B:Yes ,there are . floor it's the first on .(连词成句） It's your t__ to sweep the floor. it's on _____ floor?the seventh 还是 seventh? It 's on the secohd floor的中文是什么 it's on the first floor的意思it's on the first floor的意思,快