100字作文：Clouds
There are many kinds of clouds in the sky. They are white and black. They look very lovely and beautiful. Clouds always change. Sometimes they look like lions, horses and sheep. Clouds can tell us a lot about weather. When the weather is sunny, clouds are white. When the weather is rainy, clouds are thick and black. There is some water in the clouds. When there is lots of water in the clouds, it is heavily. So it will fall down. It is rain. clouds are useful to us. I like them very much.
