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therefore， smoking is a bad habit. it can cause a lot of diseases. meanwhile smoking is a waste of money. besides，smoking is harmful and it is not only bad for smokers themselves， even ineluding some middle school students.吸煙有害_650字， think that smoking ca
溫馨提醒：隨時光變遷，文中所陳述觀點；準確性、難免有所變動，因此文中觀點僅供參考。
