How many (f )are there in your builing and which one do you live on?

问题描述:

How many (f )are there in your builing and which one do you live on?
f开头 快
打错了 是building

How many (floors)are there in your building and which one do you live on?
你的那栋楼有多少层你住在几层?
I live on (first……tenth)