2023学年完整公开课版教学设计 Wearetryingtosavetheearth

Unit13We’retryingtosavetheearth!SectionA一、教学目标：1.语言知识目标基本词汇：litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel.Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,基本词组：beharmfulto,atthetop(ofsth.),takepartin,turnoff,takeaction,throwaway基本句型：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.2.技能目标:能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。3.情感目标:有环境危机意识，学会关注环境保护环境。二、教学重难点：1.教学重点：（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。（2）保护环境的措施方法。2.教学难点：能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。三、教学步骤:I.Leadin幻灯片展示关于地球的两幅图片，让学生对比意识到地球环境被破坏了，引入污染话题。II.learnabouttheearth通过展示几组关于环境污染的图片，让学生了解周围存在的几种污染。III.PairworkIV.Playareportaboutsharksandleadin3aV.Reading(3a)(1)completethefactsheetin3a.Wheresharkfinsoupispopular

NumberofsharkscaughtandtradedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupswhichareagainst“finning”(2)Sharksareendangered,readthepassageandjudgethesentences.①Shark’sfin（鱼鳍）soupisfamousandexpensiveallaroundtheworld.②Wehavetokillawholesharktogetabowlofshark’sfinsoup.③Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.④Sharksareinthebottomofthefoodchainintheocean’secosystem.=5\*GB3⑤WildAidandtheWWFareenvironmentalprotectiongroupsinChina.=6\*GB3⑥Shark’sfinsaregoodforhealth.(3)Let'sdothistoreviewthetext!!!Somepeopleliketoeatshark‘sfinsoup,especiallyin_______China.Butgettingtheshark’sfinisvery_____.Whenpeoplecatchsharks,they________theirfinsandthrowthesharksintotheocean.Thesharkslowlydiesbecauseitcan’t_____withoutthefin.Anditisalso______toenvironment.Sharksareatthe____ofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofnature.Pleasesaynotoeatingthesharkfinsoup,andtakeactiontosavethesharks!VI.Practice(3b)(1)Readthepassageandfillintheblankswiththewordsinthebox.1.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.V.Homework板书设计Unit13We’retryingtosavetheearth!SectionAKindsofpollution:pairwork:airp