Ihavetwofriends,BillandJohn.TheyareinClassSixwithme.BillcomesfromEnglandandJohnisfromAmerica.Theyliveinthesamebuilding.
"Iliveonthefirstfloor."Billsays.
"Iliveonthefirstflooi."Johnsays.
OnedayImeetthemandask,"Doyouliveonthesamefloor?"
Billanswers,"No,Johnlivesonthegroundfloor."
Doyouknowwhy?