英语初中 Unit 2 Topic 2 Section B

Unit2KeepingHealthy,Topic2Imustaskhimtogiveupsmoking.,1.washhandsbeforemeals2.throwlitteraround3.domorningexercise4.brushyouteethtwiceaday5playsportsrightaftermeals,-Whatshedoing?-Heis_.,-Whatdoyouthinkofsmoking?Isitgoodorbadforourhealth?-Itsbadforourhealth.,smoking,Smokingisbadforourhealth.,Smokingisbadforourlungs.Itcanevencausecancer.,Soeveryoneshouldgiveupsmoking.,放弃,giveup(doing)sth.放弃(做)某事1)我不会放弃我的计划。Iwontgiveupmyplan.2)她去年戒酒了。Shegaveupdrinkinglastyear.,吸烟被世界卫生组织（WHO）称为人类“第五种威胁”（前四种是战争、饥荒、瘟疫、污染）。据报道，目前全国每天有2000余人死于吸烟，预计到2050年将增至8000人。在与吸烟有关的死亡病例中，慢性肺部疾患占45%，肺癌占15%，食道癌、胃癌、肝癌、中风、心脏病以及肺结核共占40%。如果现有的吸烟模式持续下去的话，目前的年轻人将有三分之一死于烟草，其中一半以上的人将过早死亡，其死亡就发生在35至69岁期间。医学证实，每支烟燃烧时释放出4000多种化学物质，几十亿个颗粒，其中含有尼古丁、一氧化碳、焦油、氨、苯等69种致癌物。这些有害物质吸入人体，黏附在气管壁和肺泡上，易导致气管炎、肺气肿乃至肺癌；解剖学证实：十年烟龄以上的吸烟者，肺部明显呈黑色！医学家做过这样一个实验：10年以上烟龄吸烟者，连续抽完20支烟，实验者感到胸闷头痛、四肢无力；连续抽完60支烟，实验者呼吸困难，进入中毒昏迷状态！,AnArticleaboutsmoking,Thearticlesays,WhatisWangJunfengdoing?WhydoesMariasfatherlikesmoking?WhydoesMariawanttoaskherfathertogiveupsmoking?,Heisreadinganarticleaboutsmokinginthenewspaper.,Becausehethinkssmokingcanhelphimrelax.,Becausesmokingisbadforourlungsanditcanevencausecancer.,Listento1aandanswerthefollowingquestions.,P371b,Watchtheflashandfillintheblanks.,WangJunfengisreadingan_aboutsmokinginthenewspaper.Mariasfather_becausehethinkssmokingcanhelphim_.Butthearticlesayssmokingis_forourlungsanditcaneven_cancer.Mariasgoingtoaskherfatherto_smoking.,article,smokes,relax,cause,giveup,bad,P371c,Maria:Hi,WangJunfeng!Whatareyoureading?Youdbetternotreadinthesun.Itsbadforyoureyes.WangJunfeng:Oh,thankyou.Imreadinganarticleaboutsmokinginthenewspaper.Doesyourfathersmoke,Maria?Maria:Yes,hethinkssmokingcanhelphimrelax.WangJunfeng:Butyouknow,smokingisbadforhishealth.Maria:Yes,histeethareyellowandheoftencoughs.WangJunfeng:Thatstoobad.Look,thearticlesayssmokingisbadforourlungsanditcanevencausecancer.Maria:Oh!Howterrible!Imustaskhimtogiveupsmoking.MayIborrowyournewspaperandshowittomyfather?WangJunfeng:Sure.,Maria:Hi,.Whatreading?readinthesun.ItsWangJunfeng:anarticleaboutsmokinginthenewspaper.Doessmoke?Maria:Yessmokinghelprelax.WangJunfeng:smokingbadforMaria:teethyellowandcoughs.WangJunfeng:toobadthearticlesayssmokingourlungscausecancer.Maria:How!Iaskgiveupsmoking.MayIborrowshowfather?WangJunfeng:Sure.,Retell1a,Findoutthefollowingphrasesandtranslate:,hadbetter(not)doasksb.todogiveupdoingsth.borrowsb.sth.showsth.tosb./hesunanarticleaboutsmokingcausecancer,最好(不要)做要求某人做某事放弃做某事借用某人某物向某人展示某物在太阳下关于吸烟的文章引起癌症,(1)youdbetternotreadinthesun(2)Smokingcanhelphimrelax.(3)Smokingisbadforhishealth.(4)Itcanevencausecancer.(5)Imustaskhimtogiveupsmoking.(6)MayIborrowyournewspaperandshowittomyfather?,策划：学生双语报,14,YoumustYoumustnt/Dont,stayuplateatnight.readinthesun.washyourhandsbeforemeals.domorningexercises.,throwlitterabout.,brushyourteethtwiceaday.,Fillintheblankswithmust/mustnt/dont,You_washyourhandsbeforemeals.You_takepetstoschoolwithyou.You_throwlitterabout.Putitintothedustbin.4._parkneartheschoolbuildings.,pet,dustbin,must,mustnt,mustnt,Dont,策划：学生双语报,16,Schoolregulations,Youmustkeepquietinthelibrary.Dont/Youmustntwalkonthelawn.,Lookatthepicturesandchoosethecorrectsentencetocompleteeachdescription.,Breakfastgivesyouenergyforthemorning._,_Itsnecessaryforyourhealth.,a.Goingtoschoolwithoutbreakfastisbadforyourhealth.,c.Walkingisgoodexercise.,P382a,benecessaryforsth./sb.对某物或某人必不可少Itsnecessaryforsb.todosth.做某事对某人来说是有必要的。,Waterisgoodforyourhealth._,_Itwillkeepyouactiveduringtheday.,d.Drinkenoughwatereveryday.,b.Gotobedearlyandgetupearly.,Lookatthepicturesandchoosethecorrectsentencetocompleteeachdescription.,P382a,Read2aandmarkH(Healthy)orU(Unhealthy).,LiHuaoftengoestoschoolwithoutbreakfast.()ZhangMingusuallytakesawalkafterthemeal.()WangPenggetsupat10oclockonweekends.()HuFeialwaysstudieslateintothenight.()Mr.Smithdrinksenoughwatereveryday.(),U,H,U,P382b,U,H,Lookatthepictures.Workinpairsandtalkaboutwhatweshoulddotokeephealthyhabits,usingmust,mustnt,should,shouldnt,hadbetter,hadbetternotordont.,eg:Dontwalkonthelawn(草坪).Youshouldtakecareofthelawn.,Practice,1.Imustaskmyfathertogiveup_.A.smokeB.smokeingC.smokesD.smoking2.Youmustnotread_thesun.A.underB.inC.atD.on3.MayIwatchTVafterdinner,mom?No,you_.You_finishyourhomeworkfirst.A.mustnt;canB.must;cantC.cant;mustD.cant;mustnt4.Youhadbetteraskyourbrother_playingcomputergames.Itsbadforhim.A.togiveupB.nottogiveupC.togiveitupD.notgiveitup5.You_walkacrosstheroad.Itsdangerous.A.maynotB.donthavetoC.mustnotD.neednt,D,B,C,A,C,请你帮每个情态动词复位。1.She_speakEnglish,butIcant.2.Helen_swimwhenshewassevenyearsold.3._Iborrowyourpen?4.We_finishourhomeworktoday.5.You_noteatbetweenmeals.Itwillmakeyoufat.,should,could,can,May,must,Howtousemustandmustnt.Newwordseven,active,article,necessary,cancer,smoke,energy3.Newphrasesreadinthesun,giveupdoingsth.showsth.tosb.,causecancer,benecessaryfor4.Goontalkingabouthowtocultivategoodhabitstokeephealthy.,summary,Discusswithyourpartnerandwritesomeclassregulations.Eg:Wemustkeeptheclassroomcleaneveryday.2.ReviewthewordsanddialogueinSectionB,Homework,Thanksforlistening!Goodbye!,NewPhrases,在阳光下看书放弃做某事把某物拿给某人看把垃圾放进垃圾箱随便扔垃圾对于来说必不可少,readinthesungiveupdoingsth.showsth.tosb.putlitterintothedustbinthrowlitteraroundbenecessaryfor,Youmust,Youmustnt/Dont/Youdbetternot/Youshouldnt,stayuplateatnight.readinthesun.