2. The food is burning. Have you turned off the oven?
No, I haven't.
3. The flowers are dry. Has Ann watered them?
Yes, she has.
4. The kitchen floor is dirty. Has Scott moped it?
No, he haven't.
5. The baby is crying. Has Carol fed her?
Yes, she has.
6. There isn't any milk. Have Tim and Chris done shopping?
No, they haven't.
7. Mary is on the phone. Have you told her any good news?
Yes, I have.
8. The fridge isn't working. Has Sam called the repairman?
No, she hasn't.
9. Our guests are here. Has Bill set up the table?
Yes, he has.