Here is a story about a clever dog. It was a seeing-eye dog. A seeing –eye dog can help blind(瞎的) people walk along the streets and do many other things.

One day a seeing-eye dog and a blind man 1 on a bus together. The bus was full of2   and there were   3    seats left. But one man soon stood up and left his seat. The dog   4   the blind man to the seat, but there was little space(空间) for two people. The dog began to push the people each side  5 his nose. He pushed and pushed until the people moved and     6    there was    7  space. The blind man then sat down and the dog got up on the seat at his side. The dog lay down and   8    his head on the leg of the  9  man. He was very comfortable and soon fell asleep(睡着的). Everyone on the bus   10  at the dog.