完形填空

Today, I have a sale with my sister. We have1books, clothes, balls and some other old things to sell. Some kids in our city have no money to go to school. So we can get some money to2them.

At about 3：00 pm, a 3comes. He looks around and4a teddy bear.

"5 is that teddy bear？" he asks.

"Five yuan，" I 6.

The boy looks sad. "I want to buy it 7 my sister. But I only 83 yuan. Can I have it?" he asks.

"Why not？" my sister answers. "You can take 9for only 3 yuan. " The boy is very happy. After thanking us, he runs 10with the teddy bear.