Past Perfect. Change the following sentences to negative.

1. He had walked the dog.

2. I had put on my clothes.

3. He had thrown away the leftover.

4. You had done the homework.

5. I had seen my cousin

6. He had left.

7. He had gotten sick.

8. They had taken out the garbage.

9. She had bought the ticket.

10. The doctor had released me from the hospital.