1. Is he talking to the phone? – Yes, he is. / No, he isn’t.
2. Do you wash your car every Sundays?
Yes, I do .-No, I don't.
3. Is she reading a book?
Yes, he is. - No, he isn't.
4. Do they often go dancing?
Yes, they do. - No , they don't.
5. Are you going to the restaurant tonight?
Yes, I am . -No, I am not .
6. Does he always do his homework?
Yes, he does.- No, he doesn't.