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Of allthe things we eat and drink,water is the most importan

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Of allthe things we eat and drink,water is the most important(重要).Some people know this,but some don't know.We can go without(没有) food for a long time,but two or three days without water usually make people dead(死).
  Many people don't know how much water we need,and they don't like to drink water,Most people drink when they are thirsty.We need eight cups of water every day.
  A man's body is 65 to 70 % water.If we don't have enough(足够的) water,we may be tired and may become ill.
Now you'll see how important the water is.
  根据短文内容回答问题:
1.Do all the people know that water is the most important thing for human body?
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2.How many days can make people dead without water?
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3.How much water do we need every day?
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4.What is 65 to 70% in man's body?
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5.How may we feel if we don't have enough water?
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1.Some people know this, but some don't know.
2.two or three days
3.We need eight cups of water every day
4.water
5.we may be tired and may become ill.