阅读下面短文，用括号内所给动词的适当形式填空(必要时可加情态动词或助动词)

A farmer had some dogs to sell. He painted a sign advertising the dogs. A little boy came up to him and said, “Sir, I want to buy a dog.”

“Well,” the farmer said, “but they1._____________________ (be) very expensive.” The boy 2. _____________________ (take) some changes out of his pocket, “I’ve got thirty-nine cents. Is that enough to take a dog?”

“Sure. I have six dogs. You3. ________________________ (choose) any of them.” Then the farmer whistled, “Dolly!” At once, Dolly ran out of the doghouse followed by four little dogs. Then the little boy’s eyes4.____________________________ (dance) with happiness.

But the boy saw another little dog5.___________________________ (move) out slowly. This one was the smallest. She was trying her best 6. _________________________ (catch) up with the others…

“I went that one,” the boy said, 7. ____________________________ (point) to the last one. The farmer was surprised. “She 8. _________________________ (not run) and play with you like other dogs. Will you still want to buy her?” he said kindly.

Hearing that, the little boy rolled(卷起) up one leg of his trousers. A steel brace(支架) 9. _____________________ (tie) on both sides of his leg. Looking up at the farmer, he said, “So you see, Sir. I can’t walk very well myself, I 10. ____________________________ (understand) her. So we will be good friends.”

A：Hi，Ann．

B：Hi，Jim．

A：How are you  1  now，Ann? I was quite  2  about you when Tom told me you hurt yourself yesterday.

B：Not too  3  yet．I have a headache and my right hand can hardly take a cup．I'm still weak now．

A：What about your legs?   

B：Much better．I feel  4  in my knees although I can’t walk．Just now the doctor and the nurse told me to stay in bed for at  5  two weeks．It is a long time．

A：That’s OK．But how did it  6  ?

B：Yesterday morning I stood on a window．The glass was very  7  so I wanted to clean it．Suddenly I  8  down to the ground．When 1 woke up，I found myself  9  in bed in hospital．

A：Oh，that was too dangerous．You’d better be more  10  next time．I hope you will get well soon．

A：Hi，Ann．

B：Hi，Jim．

A：How are you  1  now，Ann? I was quite  2  about you when Tom told me you hurt yourself yesterday.

B：Not too  3  yet．I have a headache and my right hand can hardly take a cup．I'm still weak now．

A：What about your legs?   

B：Much better．I feel  4  in my knees although I can’t walk．Just now the doctor and the nurse told me to stay in bed for at  5  two weeks．It is a long time．

A：That’s OK．But how did it  6  ?

B：Yesterday morning I stood on a window．The glass was very  7  so I wanted to clean it．Suddenly I  8  down to the ground．When 1 woke up，I found myself  9  in bed in hospital．

A：Oh，that was too dangerous．You’d better be more  10  next time．I hope you will get well soon．

A：Hi，Ann．
B：Hi，Jim．
A：How are you  1 now，Ann? I was quite  2 about you when Tom told me you hurt yourself yesterday.
B：Not too  3 yet．I have a headache and my right hand can hardly take a cup．I’m still weak now．
A：What about your legs?   
B：Much better．I feel  4 in my knees although I can’t walk．Just now the doctor and the nurse told me to stay in bed for at  5 two weeks．It is a long time．
A：That’s OK．But how did it  6 ?
B：Yesterday morning I stood on a window．The glass was very  7 so I wanted to clean it．Suddenly I  8 down to the ground．When 1 woke up，I found myself  9 in bed in hospital．
A：Oh，that was too dangerous．You’d better be more  10 next time．I hope you will get well soon．