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让小朋友通过吹气球的游戏,感受空气的存在,知道空气流动起来会形成风。了解空气的作用和重要性,知道动植物生存离不开空气。
Let children through the balloon game, feel the presence of air, air flow will form a wind. Know the role and importance of the air, knowing that animals and plants can not live without air.