阅读短文，回答下列问题。
Nick has five pets, a rabbit, a dog, a cat, a fox and a rooster. The rabbit is white. The dog is yellow. The
fox is red. The rooster is brown. The cat is blue.
His rabbit can jump. His dog can swim. His cat and fox can run. His rooster can sing, but it can't fly.
Nick's fox wants to eat the rooster very much. The fox is strong and cunning (狡猾的). Nick is sad, and
he doesn't like his fox.
1. How many pets does Nick have?
2. Which pet is red?
3. What colour is the cat?
4. Which pet can swim?