1.We haven’t worn uniform before -> It is ………………………………………………………………… 2.I have never cleaned the floor before -> This is ………………………………………………………..… 3.It is the first time he has ever spoken English -> He …………………………………………………….. 4.This is the first time she has driven a car -> She ………………………………………………………… 5.My sister has never taught Maths before -> It is ………………………………………………………….