（1） From the first paragraph, what do we know about cats?

A . They're social. B . They're independent. C . They're stupid. D . They're lovely.

（2） About the memory of animals, which one of the following is TRUE?

A . Dogs>Cats>Monkeys. B . Cats>Dogs>Monkeys. C . Monkeys>Cats>Dogs. D . Cats>Monkeys>Dogs.

（3） What makes training a cat so easy?

A . That the cat doesn't want love. B . That the cat has a better social IQ. C . That the cat has better memory than the dog. D . That the cat can observe and learn more quickly.

（4） How is the passage mainly developed?

A . By inferring. B . By listing examples. C . By comparing. D . By giving explanations.