ответь полным ответом на вопросы: a: were you at school yesterday? b: 2) a: was your mother at home on sunday? b : 3) a: were you with your friend last night? b: 4) a: were you in bed early on sunday b:

Yes, I was at school yesterday
Yes, my mother was at home on Sunday
No, I was not with my friend last night
No, I was not in bed early on Sunday