题型：阅读判断 题类：常考题 难易度：困难
北京版小学英语四年级上册 Unit 7 单元测试（含听力音频）
Everything around us is nature: air, water, trees, lakes and hills. We cannot live without water. We cannot live without air. Animals also need water and air. We go out on weekends and holidays. We go to parks or to the zoo. There are four seasons in a year. It often rains in summer. Summer is hot, so snow becomes rain. Rain becomes snow in cold winter. We love nature. We feel happy to be close to nature.
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