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1、Smoking is harmful to the smoker's heathy. Smoke may result in a dark teeth and may cause bronchitis and lung deases. When the smokes spead into the air, it will make the air dirty and not good to other people, specially for the kids and old peoples. Smoking in public will disturb others and is not polite as well. Of course, to the ordinary familly，smoking will cost a big money and is a heavy burden for the life.

2、譯文：吸煙危害健康。吸煙可讓人的牙齒變黑、引起支氣管炎和肺病。當(dāng)煙霧在空氣中擴散時，它會污染空氣并危害他人，尤其是孩子和老人。在公共場合吸煙會打擾他人而且也不禮貌。當(dāng)然，對一個普通的家庭來說，吸煙將花費一大筆錢并造成沉重的生活負(fù)擔(dān)。