вставте a,an,the там где потребуется

1) This is a car. The car is big.
2) This is a elephant. The elephant is nice.
3) Give me a doll.
4) This is a alligator. The alligator is evil.
 5) This is a dog. The dog is brave.
6) Give me a ball.
7) This is a horse. The horse is black.
8) Give me a book.