读短文，选择正确的答案。

    There are four seasons in a year. Spring begins first. Summer is the second. Then it's fall. Winter is the last season in a year. In China, the weather is not the same in winter. In Beijing, it's very cold. It often snows. People can play with snow and they must put on the coat. But in Hainan it's not cold. It's very warm. People there can go swimming in the sea.