Water is the most important of all the1 we eat and drink. Not many people understand this but it's 2 .The human body can go 3 water 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 live without water.
A lot of people don't understand 6 water the human body needs to work well, and many people, especially young people, do not drink enough 7 in very hot weather. Our body has mostly water, about 65% to 75%. That is to say about two 8 of our body is water, we won't have enough water. When we do sports, some of the water will get away from9 body. If we don't drink some water, we won't have enough water. And10 we don't have enough water, we'll feel tired and many of us will get ill. So you know how important water is to us.
