Надо вставьте на место точек the или а

1. He has got a car. The car is expensive.
2. I see books in your hand. These books are interesting.
3. My friend has got a cat and a dog. The dog never bites the cat.
4. I have not handbag.
5. This car is not very expensive.
6. I can see a pencil on your table.
7. My brother is an engineer.