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1、Unit2Topic2SectionB一、话题导学：（学习目标）1.Learnsomenewwordsandphrases:article,smoke,even,necessary,active,giveup,it’snecessaryforsb.todosth.,2.Talkaboutsmokingandsomeotherlivinghabits.二、预习导纲：1、单词互译与记忆1)article2)smoke3)active4)even5)necessary_________2、短语互译与记忆1)giveup2)it’snecessaryforsb.todosth.3）hadbet
2、ternotdosth.4）让某人保持活力5）让某人放松3、句子理解与熟读1)Youhadbetternotreadinthesun.2)Hethinkssmokingcanhelphimrelax.3)Itcanevencausecancer.4)Howterrible!Imustaskhimtogiveupsmoking.5)It’snecessaryforyourhealth.6)MayIborrowyournewspaperandshowittomyfather?7)Itwillkeepyouactiveduringtheday.三、课堂导练：1.选词填空。smoke,arti
3、cle,active,relax,enough1)Thedoctoriswritingan_________aboutcancer.2）Listeningtomusiccanhelpus________.3)Weshoulddrink___________watereveryday.4)Lucyisan___________girl.5)___________isbadforourlungs.2.单项选择()1.Imustaskmyfathertogiveup_______.A.smokeB.smokerC.smokingD.tosmoke()2.Weshouldkeepourfing
4、ernails______.A.cleanB.dirtyC.longD.active()3.It’s____forustohavebreakfastbeforewegoschool.A.anecessaryB.necessaryC.badD.need()4.MissLiasksus_______totheteachers’officeatonce,wehadbetter______here.A.go,tostayB.togo,stayC.togo,notstayD.go,stay()5.—Thearticlesayssmokingcanevencausecancer.—________
5、______A.Cool!B.Wow！C.Yes!D.Howterrible!四、复习自测：情景配对。给下列各人从方框中选择适当的建议。()1.Kangkang:Ioftenstudylateinthenight.()2.Lucy:Ilikeeatingcandyalot.()3.Tom:Ioftenwalkinthemorning.()4.Jane:Mybedroomisalwaysdirty.()5.John:Ismokealot.A.Youmustgiveupsmoking.B.It’sgoodforyourhealthC.Youshouldn’tthrowlitteraroun
6、d.D.It’sbadforyourteeth..Youshouldn’teattoomuch.E.Stayingupisbadforyourhealth.Youshouldgotobedearly.五、课文解读：1)Youhadbetternotreadinthesun.你最好不要在阳光下看书。2)Hethinkssmokingcanhelphimrelax.他认为吸烟可以帮他放松。3)Itcanevencausecancer.它甚至可以导致癌症。4)Howterrible!Imustaskhimtogiveupsmoking.真可怕！我必须叫他戒烟。asksb.todosth.，意
7、为“要求某人做某事”，否定形式是asksb.notodosth.用法类似的动词还有want,tell,get等。giveup意为“放弃”，后接名词或动名词。如：Youshouldgiveupdrinking.5)It’snecessaryforyourhealth.这对你的健康是有必要的。It’snecessaryforsb./sth.意为“对某人或某事是有必要的。”It’snecessaryforsb.todosth.意为“对某人来说，做某事
