吸烟和癌症(Smoking and Cancer)
Smoking is harmful to the health of people . It not oilly pollutes air,brings about sufferings of other people such as children and nonsmokers,but also causes diseases of
bronchitis,lung cancer,chest cancer and throat catcer.
Smoking is associated with cancers.Smoke is a mixture of gases,vaporized chemicals,minlute particles of ash,and other solids.There are also tar and nicotine,which are
powerful poisons.As the smoke is breathed in,all these components from deposits the
membranes of the lungs.One point Of concentration where air tube,or bronchus divides.Most lung Cancer begins at this point.
World governments should conduct Seriou campaigns against smoking.First,legislative step must be introduced.Second,restrictions on cigarette advertisements must be imposed.Third,public smoking in certain places such as theatres,cinemas,waiting roms at airports and railway stations should be banned.In this way,we may make the smokers feel increasingly uncomfortable about their bad habits.finally,cigarette price should be booste
雅思阅读完成图表、示意图题型解题方法指导
雅思阅读必备词汇表-Q
雅思阅读摘要、填空题型解题方法指导
模拟练习:雅思阅读练习题-24
模拟练习:雅思阅读练习题-11
雅思阅读全方位提升攻略
雅思阅读必备词汇表-O
雅思阅读必备词汇表-R
雅思阅读必备词汇表-T
详细解析雅思阅读考试要点(答题时间)
辨别雅思阅读正误题型解题技巧
雅思阅读完成句子题型解题方法指导
详细解析雅思阅读考试要点(猜题方法)
雅思阅读必备词汇表-M
雅思阅读段落标题题型解题方法指导
剑桥雅思真题集5阅读部分分析
详细解析雅思阅读考试要点(查看例句)
攻克雅思阅读考试的五大心法
模拟练习:雅思阅读练习题-17
雅思阅读:剑桥雅思5阅读Summary题型分析
如何理解雅思阅读词汇?
雅思阅读备考方法指导
详细解析雅思阅读考试要点(阅读速度)
雅思阅读必备词汇表-G
雅思阅读必备词汇表-H
雅思阅读判断题Not Given考点分析(下)
提高雅思阅读速度的三大方法
雅思阅读:十二条秘诀提升工作快乐程度
雅思阅读必备词汇表-U
雅思阅读必备词汇表-D
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