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    Sanya is a beautiful city. The buildings are tall. The trees are tall too. Summer is the favourite season for many people in Hainan. It's hot and sunny. The boys and girls can wear their sunglasses and beautiful t-shirts. They can swim too. Their favourite drink in Hainan is coconut(椰子)juice. It's fresh and sweet. It's delicious. Spring is warm in Hainan. Autumn is cool. It seems(似乎)that there is no winter in Hainan. It's often warm and cool in winter there. It's not cold.