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　　If you are in a town in western country, you’ll often see people walking with their dogs. It is still true that a dog is the most useful animal in the world, but the reason why one keeps a dog. has changed. Once upon a time, a man met a dog and wanted it to help him in the fight against other animals, and he found that the dog listened to him and did what he told to. Later people used dogs for the hunting of other animals, and the dogs did not eat what they got until their master agreed. So dogs were used for driving sheep and guarding chickens. But now the people in towns and cities do not need dogs to fight against other animals. Of course they keep them to frighten thieves, but the most important reason is that people feel lonely in the city. For a child, a dog is his best friend when he has no friends to play with. For a young wife, a dog is her child when she doesn’t have her own. For old people. a dog is also a child when their real children have grown up and left. Now people do not have to use a dog. but they keep it as a friend, just like a member of the family.

1．________ are mote useful than a dog in the world.

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2．In the past people kept dogs because dogs ________.

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A．could fight

B．met the people

C．did not eat other animals

D．helped and listened to people

3．Now people keep dogs in the cities because dogs ________.

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A．fight against other animals

B．are lonely

C．are like their friends

D．are afraid of the thieves

4．A dog can be ________.

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A．a child’s friend only

B．a young woman’s son

C．old people’s real child

D．everybody’s friend

5．So a dog will ________ in a family.

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　　If you are in a town in western country, you will often see people walking with their dogs. It's still true that a dog is the most useful animal in the world, but the reason why one keeps a dog has changed. Once upon a time (以前) , a man met a dog and wanted it to help him in the fight against other animals and he found that the dog listened to him and did what he told to. Later people used dogs for the hunting of other animals, and the dogs did not eat what they got until their master agreed. So dogs were used for driving sheep and guarding chickens. But now the people in the towns and cities don't need dogs to fight against other animals. Of course they keep them to frighten thieves, but the most important reason is that people feel lonely in the city. For a child, a dog is the best friend when he has no friends to play with. For a young wife, a dog is her child when she doesn't have her own. For old people, a dog is also a child when their real children have grown up and left. Now people do not have to use a dog, but they keep it as a friend, just like a member of the family.

(1) ________ are more useful than a dog in the world.

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(2) In the past people kept dogs because dogs ________.

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A．could fight

B．met the people

C．did not eat other animals

D．helped and listened to people

(3) Now people keep dogs in the cities because dogs ________.

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A．fright against other animals

B．are lonely

C．are like their friends

D．are afraid if there are thieves

(4) A dog can be ________.

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(5) So a dog will ________ in a family.

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