find the mistake

this is the first time i saw a lion

i have never drive a car yet

It is impossible to enter that program unless you lack experience as a teacher

I felt unwell therefore I had stayed up late last night

this is the first time I have seen a lion

i have never driven a car yet
i haven't driven a car yet

It is impossible to enter that program if you lack experience as a teacher

I felt unwell because / since / as I had stayed up late last night

الاولى was