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We live in the earth, there is water around the surface of the earth, we can’t live without water. We drink water everyday, even in the food, it is said that there is a lot of water in it, even though we can’t see. People will die if they don’t drink water in the long term. Water is so important, we need to protect it from pollution.
我們住在地球上，地球表面有很多水，我們不能離開水而活著。我們每天都喝水，即使在食物里，據(jù)說有很多水分在里面，雖然我們看不到。人們?nèi)绻陂L時間內(nèi)不喝水的話就會死。水很重要，我們需要保護(hù)水不受污染。