The study of science helps us to understand the natural world better.Scientists are learning to pr
题目
The study of science helps us to understand the natural world better.Scientists are learning to pr
答案
学习科学帮助我们更好的了解这个世界.
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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