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1、ModuleFourSandstormsinAsia单元目标：1．词汇Sandstorm,frightening,inland,mass,campaign,dune,desertification,process,citizen,Dues,forecast,strength,cycle,mask,atmosphere,carbon,dioxide,chemical,environment,garbage,melt,pollution,recycle,coastal,concerned,evidence,major,urgent,pollute,compl
2、ain,nutshell,scary,absolutely,protection.2．词组Digup,describe…as…,cutdown,becaughtin,asaresultof,wakeupto,oneafteranother,Smallbitsof,inaweek’stime,takein,giveout,haveabadeffecton，lookthrough.3．重点句子1)Desertsalsocreatedbecausepeoplecutdowntreesanddigupgrass.2)Tohavebeencaughtinasand
3、stormwasaterribleexperience.3)Icouldn’tagreewithyoumore.4)It’sabsolutelyhopeless.5)Youareabsolutelyright.6)Therearelawsthatdonotallowpeopletoburntoomuchcoal.4．语法Differenttypesofinfinitive:Do,todo,tobedoing,tohavedone,tohavebeendone.Forexample:Thewindisstrongenoughtomovesanddunes.
4、Wewereadvisednottogooutside.It’sfrighteningtobecyclingtoworkinasandstorm.Tohavebeencaughtinasandstormwasaterribleexperience.Expressionswithbut+infinitive:Ican’thelpbutagree.Wedonothingbuttalkaboutit.5．功能句式Practiceexpressingstrongopinions:Itotallyagreewithyou.Icouldn’tagreewithyou
5、more.Ithinkyouareabsolutelyright.It’sextremelyserious.Absolutely!Practicetalkingabouthowtoimprovetheenvironment:Weneedto….Wemust…Weshould….能力目标：TalkaboutsandstormsinAsia.11Practiceexpressingstrongopinions.Practicetalkingabouthowtoimprovetheenvironment.Learntousedifferenttypesofin
6、finitiveandexpressionswithbut+infinitiveLearntodesignaposterthatencouragepeopletolookaftertheenvironment.情感目标：了解世界环保情况，培养环保意识。readingandvocabularyStep1Pre-readinga.Lookatthephotoandanswerthefollowingquestions.1.GetSstocomeupwithasmanywordsaspossiblewhilelookingatthepicture.2.What
7、ishappening?3.Whatisthecyclistwearingandwhy?4.Whatdoyouthinkhappenedtotrafficinthissituation?Why?5.Whatdoyouthinkexpertsadvisepeopletodointhissituation?b.PredicationIfyouaretowritethearticlenamed“SandstormsinAsia”,howmanypartswillyouincludeinit?Whatwillyouwriteineachpart?Step2Whi
8、le-readinga.SkimmingandscanningReadthepa
