sci-techandlife

2个回答默认排序

默认排序

按时间排序

馋佬胚祖宗

已采纳

《water and life》为题目的：《water and life 》：As human,we should know the important that the water's need for About 70% composition of a person's body is We can leave off food to live for a long time(at least 7 days) ,but not more than 72 hours，because we will die if we leave off the water for a long The reality nowdays is the resources of water is lacked day by day This require us to save How should we do? In public bathroom,we shouldn't keep the clean water running without In family we should save water too,the water after washing fruit and vegetables can be used in cleaning floor and the next use of water after washing faces also can be used in washing toilets,and so 作为人类，我们应该知道水对于我们来说是如此重要。一个人的身体大约70％的成分是水。我们可以离开食物生活很长一段时间（至少7天），但离开水不能超过72小时，因为如果我们长时间离开了水就会死。现今的现实是水资源一天一天的缺乏，这要求我们要节约用水。我们应该怎么办？在公共浴室，我们不应该让干净的水保持不停止的流走。在家里，我们应该节约用水。洗涤过水果和蔬菜的水可以用来清洁地板，洗脸后的水也可再次用于冲洗厕所，等等 _6omw8vyjtDaOmRKG1TkJyRTZwyH6BwbyqB8Kex5OMppDf4wiw-KrAZ25P9YujeBqcHEuihnF1sApa-html

348 评论 1小时前发布

张小电1301

254 评论 7小时前发布

sci-techandlife

2个回答 默认排序 默认排序 按时间排序

相关问答

论文问答

向你推荐

热门问题

最新内容

2个回答默认排序

默认排序

按时间排序