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完形填空
Water is the most important of all the
things we eat and drink. Not 1people understand this but 2 quite true. The human body can work without3 for a long time. We've got many examples for
this. Yet two 4 three days without water can usually make
people 5. Man can't live6water.
A lot of people don't know how 7 water the human body needs to work well, and
many people, especially the young, do not drink enough water, 8in very hot weather. About 70% of the
human body is water. That is to say about two thirds of our body9 water. When we do sports, some of the water
will get away from our body. 10 we don't drink enough water, we may feel tired
and many of us will get ill. So you know how important water is to us.