The students were having their chemistry (化学)class. Miss Li was telling the children what water is like. After that, she asked her students, “What's water?” No one spoke for a few minutes. Miss Li asked again,“Why don't you answer my question? Didn't I tell you what water is like? ”

    Just then a boy put up his hand and said, “Miss Li, you told us that water has no colour and no smell. But where to find such kind of water? The water in the river behind my house is always black and it has abad smell.” Most of the children agreed with him.

“I'm sorry, children,” said the teacher, “our water is getting dirtier. That's a problem.”

A: Good afternoon, class.

B: Good afternoon, Miss Li

A: Are you Su Hai?

B: No, I'm not. I'm Yang Ling

A: Are you Wang Bing?

C: Yes, I am

A: Who are you?

D: I'm Liu Tao.

A: Hello, Liu Tao.

D: Hello, Miss Li.

    It's a fine day. Sam and his dog are in the garden. Sam can ride his bicycle. He can fly the kite，too. The kite is yellow and blue. It's big, too. His dog is brown. It can jump and run. They're happy.

    Once a great boxer (拳击手), Tom Brown, goes to a restaurant for dinner. He takes off his coat and puts it at the door. But he is afraid that somebody will take it, so he takes a piece of paper and writes on it: "The great boxer, Tom Brown, put his coat here. He will come back in a few minutes (几分钟后). "He puts the paper on his coat and goes to have his dinner. When he returns(返回), his coat is not there. But he finds a piece of paper in its place. "A great runner takes away your coat, and he will not come back."

    People sometimes change homes. Animals do too! Some fish change homes. They swim from rivers to the sea. They swim back to the rivers when（当……的时候） they grow up. Many birds change homes too. They fly south in autumn to find food. In spring, they fly north. It is called "bird migration".

    Some bears change homes. They move to warm places in winter and come back in spring. But some bears do not change homes. They sleep in caves（洞）all winter. In spring, they come out to find food.

    There are lots of beautiful places in China. And many foreigners want to visit China. The most famous place is the Great Wall. And there are many other famous places, such as(例如) the Changjiang River, Tian'anmen Square, the West Lake and the Huangshan Mountain. Chinese food is also very famous. I think when foreigners visit China, they will love different kinds of Chinese food and China.