综合填空。用方框中所给的单词的正确形式填空,使短文正确通顺,每词限用一次(每小题1分,共10分)
when, need, die, important, how, if, become, without, tired, hot
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Of all the things we eat and drink, water is the most__
____. Not many people understand this, but it is quite true. The man’s body can go__
____ food for a long time, but two or three days without water usually makes people___
_____.
Many people don’t understand how much water the man’s body __
_____ and they don’t drink enough, especially (特别) in ___
____ weather. Most people drink when they feel thirsty. They often need more water especially ___
_____ they have sports.
____
__ we don’t have enough water, we may feel ___
____ and may ___
____ ill. Now you can see__
_____ important the water is.