（winter, make a snowman ,snowball, happy ,fall down ,ski)

参考:
We have summer, fall, winter, and spring in a year. People can plant trees and go hiking in spring. It’s warm. In summer, people often swim in the sea or lake. They like to work in cool place. When it's fall, the leaves fall down. We can pick apples. It usually snows in the north in China. Children like winter. They can make a snowball and roll a snowball , ski and skate. They feel happy in winter.