阅读理解Ofallthethingsweeatanddrink,wat

阅读理解 Of all the things we eat and drink, water is the most important. Not all people realize this, but it is quite true. The human body can live without food for a long time, but two or three days without water usually result in death. Many people do not understand how much water the human body needs, but many people do not drink enough, especially in the hot weather. Most people drink when they are thirsty but often need more water after exercises. 65 to 70 percent of the human body is water. Water is important in several different ways. Most people need five to seven liters（升） of water every day, but we needn’t drink this amount(量) because a lot comes from the food we have. If we don’t have enough water, however, we will feel tired and many become ill. Do you know what the best drink is? Yes, you are right. Cool water!1.When do we need more water?________A.In cold weather or after exercises.B.In hot weather or after exercises.C.Before breakfast, lunch and supper.D.When we feel tired or become ill.2.How much water are there in the human body?_________A.About three fourths of the human body is water.B.Nearly a half of the human body is water.C.Less than a half of the human body is water.D.Almost one fourth of the human body is water.3.Must most people drink five liters（升）of water every day?_______A.Yes, because water is the most importantB.No, because what we eat contains（包含）waterC.Yes, because we can’t live without waterD.No, because we are not thirsty4.Which of the following is not right?_________A.Cool water is the best drink.B.Few people understand how much water the human body needs.C.All the people don’t realize water is the most important.D.When we feel tired or become ill, we never need any water.

BABD解析文章讲述了水的重要性，在任何情况下人都不能没有水。1.B 细节题。根据第二段2,3行Most people drink when they are thirsty but often need more water after exercises.说明B正确。2.A 细节题。根据第三段第一行65 to 70 percent of the human body is water说明大约4分之3的人体是由水组成的。故A正确。3.B 细节题。根据第三段2,3行but we needn’t drink this amount(量) because a lot comes from the food we have.说明不需要喝那么多的水，因为在食物里也含有很多水。4.D 文章讲述了水对人体是非常重要的，任何情况下，人都不能没有水。故D正确说法错误。

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