高中英语模块5unit3 task 课件必修五.ppt

skillsbuilding1:changingorcorrectingatext,unit3task,letsfirstdoaninterestinggamecalled-“chinesewhisper”,thekey,2.weshoulddoeverythingwecantosaveourenvironment.,3.elizabethsbirthdayisonthethirdthursdayofthismonth.,1.annsentandytenhensandandysentanntenpens.,whenweareaskedtopassinformation,weusuallymakemistakes.weneedto:1.correctgrammaticalerrors(语法错误)andspellingmistakes2.makechangestotheinformationinthetext3.changethestyleorthetone(语调),1.readthequestionsorinstructionscarefully2.listencloselywhenspellingsaregiven3.payattentiontowordsorphrasesthatexpresscontradiction,suchas:no,idontthinkso.thatsnotright.areyousure?andithinkitshouldbe,tipsforlistening:,areyousatisfiedwithyourheight?,ifyouarenot,whatwouldyouliketodotoimproveyourheight?,youcantakesomemedicine;youcanhaveanoperation.regularexerciseandproperdietareimportanttoo.,height-increasingoperation,增高手术,inordertogrowtaller,thedoctors_andthenmakethemgrow.,breakthebonesofyourlegs,whentheoperationisfinished,patientscantdoanyexerciseforsomeyears.,2.26meter2262260,centimeter,millimeter,keywordsforpassageone:height-increasingoperationbreakyourbonesofyourlegsgrowbyaboutcentimetermillimeterasstrongastheoriginal,listentothetapeandcorrectthefollowingsentences.1.legscanbelengthenedbyupto8cm.2.legsaremadetogrow1mmperweek.3.thenewboneisnotasstrongastheoriginalbone.,18cm,everyday,passageone,4.a45-year-oldmandiedaftertryingtogrowby6cm.5.patientscantdoanyexerciseforthreeyears.6.ittakes14monthstoincreaseyourheightby12cm.7.ageofpatients:16to55.8.5%ofoperationsareunsuccessful.9.costsrmb185,000.,a35-year-old,two,18,60,8%,85000,passagetwo,whatdoesgmfoodstandfor?,geneticallymodifiedfood,转基因食品,keywordsforpassagetwo,cherrytomato,含乙肝疫苗的转基因土豆,gmfoodmeansthefoodproducedusinggenetechnology.peoplehavebeengeneticallymodifyingtheanimalsandplantsformanyyears.scientistshavebeentryingtouseselectivebreedingtechniquestocreatemanythings.byfar,themostcommongmorganismsarecrops.nowthistechnologyhasbeenappliedtoalmostallformsoflife,变更,选择育种技术,生物体,应用于,基因技术,mainlyinfoodandfarming.itislessexpensivethannaturalfood.,free-rangeanimals,free-rangefood,naturalfood,animalskeptinsheds,gmfood,growthhormones,growthhormones,theyareusedinmeat.farmersusethemtomakeanimalsgrow.,生长荷尔蒙,faster,keywordsforpassagetwo,growthhormonesfree-rangefood/animalsindarkshedsgmfood/naturalfoodatahigherprice,listenandcorrectthefollowingnotes1.growthhormonesareusedinmeat,eggsandvegetables.2.growthhormonesmakeanimalsgrowfatter.3.growthhormoneskeepanimalshealthy.,faster,dontkeepanimalshealthy.,4.gmfoodismoreexpensivethannaturalfood.5.gmfoodtechnologyisanewscientificdevelopment.6.gmfoodtastesbetterthannaturalfood.7.free-rangefoodcomesfromanimalsthataregivendrugs.,cheaper,isnt,thesameas,arent,8.free-rangefoodischeaperthangmfood.9.free-rangeanimalsarekeptindarksheds.10.mostpeoplewouldntpaymoreforfree-rangefood.,moreexpensive,arent,dontmindpaying,tick()orcross()thestatements,1.youspoketothescientistafterthelecture.2.scientistsusehormonestomakeanimalsgrowlarger.3.free-rangeanimalsarekeptinlightsheds.4.afewpeoplemindpayingmoremoneyforfree-rangefood.,discussion:1.whataretheadvantagesofgmfood?(refertothefollowingpoints),safetytastecost,itisnotdangerous.,b.ittastesexactlythesameasnaturalfood.,c.itischeaperthannaturalfood.,homework,pairwork:talkaboutgmfood.(withthefollowingreference“onpage55”),1.doyouthinkthatgmfoodissafe?2.doyouthinkthatgmfoodhasa