(0) Have you done your homework today?
Yes, I have done my homework today,
1.  Have you visited your grandma this week?
No 1 haven't I haven't visited my grandma this week,
2.  Has your mother cooked a meal today?
Yes, she has. My mother has cooked a meal today,
3.  Have you had a fair at school this year?
Yes, we have. We have had a fair at school this year.
4.  Has your friend helped vou this week?
No, he hasn't. He hasn't helped me this week.
5.  Have you read a new book this month?
Yes, I have. I have read a new book this month.