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1、课题Unit13Wearetryingtosavetheearth!（第2课时）教学批注教学设计一、教学三维目标1.知识与技能：1.语言知识目标基本词汇：shark,fin,cruel.harmful,beharmfulto,atthetopof,chain,thefoodchain,ecosystem,industry,law,scientific基本词组：beharmfulto,atthetop(ofsth.),nolonger,thefoodchain,…基本句型：We’retryingtosavetheearth!Noscie
2、ntificstudieshaveshowedthatsharkfinsaregoodforhealth.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。2.教学方法：讲授法，交际法，直观法，讨论法等。3.情感态度与价值观：有环境危机意识，学会关注环境保护环境。二、教学重点、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
3、语态，情态动词和usedto句型。三、教学准备多媒体教学设备四、教学课时1课时五、教学过程Period2SectionA2(3a-3c)I.Revision.Askstudentswhatkindofpollutiontheyknow.II.LeadinTeachertellsstudentstheearthisbadlypolluted.Andsomeanimalsarealsoendangered.Askstudentstolookatsomeanimalsinthepictures.Weshoulddosomethingtopr
4、otecttheanimalsandtheenvironment!III.Discussion(1)Haveyoueverseenashark?(2)Whatdoyouknowaboutsharks?IV.ReadingSharksareendangered,readthepassageandjudgethesentences.①Shark’sfin（鱼鳍）soupisfamousandexpensiveallaroundtheworld.②Wehavetokillawholesharktogetabowlofshark’sfinso
5、up.③Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.④Sharksareinthebottomofthefoodchainintheocean’secosystem.⑤WildAidandtheWWFareenvironmentalprotectiongroupsinChina.⑥Shark’sfinsaregoodforhealth.Readthesecondparagraphandanswerthefollowingquestions.1.Whatdopeopl
6、edowhentheycatchashark?2.Whatwillhappentoasharkifitdoesn’thaveafin?3.Ifsharks’numberdroptoolow,whatwillitbring?4.Howmanysharksarecaughtandtradedeveryyear?5.Howarethenumbersofsomekindsofsharks?Completethefactsheetin3a.Wheresharkfinsoupispopular Numberofsharkscaughtandtra
7、dedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupswhichareagainst“finning”V.Practice(3b)教学设计Readthepassageandfillintheblankswiththewordsinthebox.1.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofshar
8、kfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythin
