阅读理解：阅读下列短文，从所给的四个选项中，选出最佳答案

　　 　Today, most horses are used for riding and racing. But long ago, when I was a boy, most horses were used for pulling.

　They were big horses, for big work.They pulled plows and heavy loads. Such horses are called draft horses.

　　　Draft horses often worked in teams of two, four or six horses. What a beautiful sight a fine matched team was! The horses were all of the same size and color. Their coats were brushed and shining. The big animals moved together as though(仿佛) they were dancing.

　　　My father drove and trained teams of draft horses. I learned from him how to handle them. He showed me that such horse is different. To work well with horses, I needed to know each one.

　“But some things are true for all horses,” he said,“ Before you walk behind a horse, always let him know you are there. Before you go into a horse's stall(畜舍的栏), give him time to make room for you. When a horse is suddenly afraid, get to his head fast, hold him at the bit. That is the only place you can hold a frightened horse, John.”

1．Draft horses were horses used ________.

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A．for racing

B．for riding

C．for heavy work

D．for show

2．A fine matched team of draft horses should be .　　　

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A．more than ten different horses 

B．hundreds of the same horses

C．three or five horses with beautiful and shining hair

D．four or six horses of the same size and color

3．If you want draft horses to work well, you must .　　　

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A．give them something good to eat

B．try to know each of them well

C．be very hard on all of them

D．get something shining for them to wear

4．Which is the right way to get into a horse's stall?　　　

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A．Walk quickly into the stall without any hesitation.(犹豫)

B．Stand outside the stall shouting for a while.

C．Wait for some time till the horses to make room for you.

D．Rush into the stall with a whip(鞭子)in hand.

5．When a horse is suddenly afraid .　　　

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A．get to his head fast, hold him at the bit

B．walk quietly behind him and hold his tail

C．run away as quickly as possible and never come back again

D．go and fetch a whip and beat him till he is calm(镇静)

If you are ill，you must________.

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A．watch the doctor

B．see the doctor

C．see the hospital

D．watched the doctor

How dirty your room is! You must ________.

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