问题
问答题 简答题
水对人体的作用是什么？
答案
参考答案：
人是由蛋白质、脂肪、碳水化合物、矿物质、维生素和水六大营养物质构成，其中，水在人体的比重占65%左右。生命的新陈代谢、系统平衡、消化吸收、血液循环、营养输送、废物排泄、关节润滑、体温调节等，每一个生理活动都离不开水，生命的每一个细胞都靠水来支撑。
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水对人体的作用是什么？
参考答案：
人是由蛋白质、脂肪、碳水化合物、矿物质、维生素和水六大营养物质构成，其中，水在人体的比重占65%左右。生命的新陈代谢、系统平衡、消化吸收、血液循环、营养输送、废物排泄、关节润滑、体温调节等，每一个生理活动都离不开水，生命的每一个细胞都靠水来支撑。
请阅读下面短文，掌握其意思，然后从方框中所给方的词中选出最恰当的10个，用适当形式填空。（每小题1分，共10分）
Our English class is very different from___小题4:__ in China, more like Chinese class I think! We read lots of books and talked about them, ___小题5:_ we could understand what we read better. We learned how to know what information is important when we read and what ___小题6:_ so important. In my class we all gave six ___小题7:_ to the class during the year. We had to talk in front of the class for six __小题8:ten minutes! We also have health classes. In this class, we learned about our bodies and how to take care of ___小题9:__ by doing things like eating healthy foods, and not doing ___小题10:__ things like smoking or drugs (毒品). We cooked a little bit, but I was not very good at it! |