In Canada you can find dogs. cats. horses etc, in almost every family. These are their pets. People love these pets and pets are their good friends. Before they keep them at their houses, they take them to animal hospitals to give them needles（针） so that they won't carry disease（疾病）. They have special animal food stores, though they can get animal food in almost every store. Some people spend about two hundred Canadian dollars a month on animal food.
When you visit people's homes. they would be very glad to show you their pets .You will also find almost every family has a bird feeder (喂食器) in their garden. All kinds of birds are welcomed to come and have a good meal. They are free to come and go and nobody is allowed (允许) to kill any animals in Canada. They have a law against killing wild(野生的) animals. If you killed an animal, you would be punished(处罚). If an animal happened to get run over by a car. people would be very sad about it.
People in Canada have many reasons to like animals. One of them is: When children grow up, they leave their parents and start their own work and life. Then their parents will feel lonely, but pets can help them. They can be good friends and never leave them alone.
This passage shows that Canadians_______.

A．hate animals

B．often kill animals

C．love animals

D．don't keep their pets inside their houses

Children leave their parents when they grow up because_______.

A．they start their own work and life

B．their parents' houses are too small

C．they can only find jobs far from their parents

D．they don't like to live together with their parents any more

They give their pets needles before keeping them at their houses because _______

A．the pets are sick

B．the pets are wild

C．the pets are hungry

D．they want to stop them from carrying disease

Which is right according to the passage?

A．People buy animal food for their pets only at special animal food stores.

B．Any bird can come to the bird feeders to eat.

C．Almost every family has a bird cage at his house.

D．Pets eat more than people.

The passage mainly（主要） talks about_______.

A．how to stop pets from carrying disease

B．birds are welcomed in Canada

C．pets in Canada

D．parents feel lonely when their children grow up