【文档说明】Unit 2 Topic 1《Population has caused too many problems》（SectionD）教学设计-九年级上册英语【仁爱版】.doc，共(10)页，45.000 KB，由小喜鸽上传

转载请保留链接：https://www.ichengzhen.cn/view-104572.html

以下为本文档部分文字说明：

Unit2Topic1SectionD教学设计Ⅰ.Materialanalysis本课是第二单元第一话题的第四课时，主活动是1a和Project。通过Grammar来巩固总结一般过去时和现在完成时的区别，通过Functions来复习重要的表达法。1

a按照“总—分—总”的模式分别介绍了各种污染的成因及危害。通过完成文章后的表格，训练和提高学生获取信息的能力。教师还可以利用表格内容，引导学生整合信息复述课文，巩固课文内容。1b属于同义转换练习。Project部

分培养学生动手动脑的能力，让学生运用收集的信息和所学知识，通过墙报的形式来宣传污染带来的危害，让更多的人关注环境污染，树立环保意识，增强人们的忧患意识和社会责任感。Ⅱ.Teachingaims1.Knowledgeaims：掌握本课

的重点词汇和短语。总结一般过去时和现在完成时的区别；复习本话题的重点表达法。2.Skillaims:能读懂与环境污染问题有关的文章。能根据关键词复述课文。3.Emotionalaims:(optional)通过了解各种污染带来的危

害，帮助学生树立环保意识，爱护环境，保护地球。4.Cultureawareness:(optional)通过学习，引导学生了解环境污染对人类健康有巨大的危害，不同种类的污染体现在不同的方面。Ⅲ.Thekeypointsanddifficultpoints1.Keypoi

nts:Wordsandphrases:coal,create,blood,planet,inmanyways,withthedevelopmentofindustry,highbloodpressu

reGrammar:thedifferencesbetweenthesimplepastandpresentperfect2.Difficultpoints：能根据关键词复述课文。能够进行同义句转换，用不同的短语表达相同的意思。Ⅳ.Learningstrategies能自己归纳总结所学的知识。学

会利用关键词复述课文。学会运用所学知识，宣传生活中的常识。Ⅴ.Teachingaids与污染相关的图片；词性辨析的试题；幻灯片。Ⅵ.TeachingproceduresStage(timeperiod)Interact

ionpatternsTeacheractivityStudentactivityRemarks1Gettingstudentsreadyforlearning（5mins)ClassactivityStep

1:LettheSsfillintheblankswiththecorrectformsofthegivenwords.T:Hello,boysandgirls.Pleasefillintheblankswiththecorrectformsofthegive

nwords.1）Themanworkingina_________factorygoesdeafbecauseoftheloud_______.(noise/noisy)2）Burningcoalcan_______theai

r,andwecallitair_______.Fillintheblankswiththecorrectformsofthegivenwords.学生在做“用所给单词的适当形式填空”这种题型时，稍有困难。因此，教师要进行引导。先通过二选一的方式简化题目难度，再让学生体会到词性不同，用法也不

同。(pollute/pollution)3）Usingtoomanychemicalsinthelandcancause________foodandit’sbadforpeople’s________.(health/healthy/unhealthy)4）Stronglightis_____

__tooureyesanddoesgreat_______ourbody.(harm/harmful)5）Mrs.Zhoucanhardly________becauseofthebadair.An

dsheoftencoughsdayandnight,outof________.(breath/breathe)T:OK,nowlet’schecktheanswer.S1:noisyandnoiseS2:polluteandpollutionS3:unhealthy

andhealthS4:harmfulandharmS5:breatheandbreath2Lead-in(3mins)GroupworkLettheSslistwhattheyhavelearntinthistopicwiththe

irgroupmembers,andthenfinishGrammarandFunctions.T:Wonderful!NowlistwhatyouhavelearntinListwhattheyhavelearntinthistop

icwiththeirgroupmembers,thenfinishGrammarandFunctions.thistopicwithyourgroupmembers,andthenfinishtheGrammarandFunctions.…T:Ifyouhavefinished,handsup

toletmeknow.OK,let’schecktheanswers.3Pre-reading(5mins)ClassactivityChecktheSs’HMKandencouragetheSstoreadtheirpass

agesaboutpollutiontotheclass.T:Pleasetakeoutyourhomework.Ihavecheckedyourwork.Mostofyoudidverywell.Butafewstudentshave

toimproveit.Ibelieveyouwillbebetternexttime.NowIwantsomeSstoshareyourworkwithus.Anyvolunteers?S1:Waterpollutionisveryseriousandwecanfindital

mostReadouttheirpassagestotheclass.everywhere…4While-reading(10mins)IndividualworkPairworkStep1:LettheSsscan1aa

ndfindthemainideaofthispassage.T:Youareright.Pollutionisharmfultopeople’shealth.Now,pleaseread1aasquicklyasyoucanandtryto

getthemainideaofthispassage.…T:OK.Whatisthepassageabout?Step2:LettheSsreadthepassageagainandworkinpairstocompletethetableonRead1aqu

icklyandfindthemainideaofthispassage.…Ss:Theharmofdifferentpollutions.Readthepassageagainandworkinpairstocomple

tethetableonPage34.建议：阅读部分可以采取两个步骤，一是泛读，二是精读。泛读让学生了解文章大意，精读可以让学生注意段落、语句之间的逻辑关系，培养学生写作思维能力。Page34.Thencheckthean

swersinpairs.T:Yes,pleasereadthepassagecarefullyandcompletethetableonPage34.Youcandiscusstheanswerswithyourpartner

.…T:Let’schecktheanswerstogether.S1:gas,oilandcoalS2:soreeyesandbreathingproblemsS3:littereverywhere,usetoom

anychemicalsS4…5Post-reading(10mins)IndividualworkIndividualworkStep1:LettheSsreadthearticlesentencebysent

enceandfindthekeypointstheythink.WritethemdownontheBbandencouragetheSstoexplainthem.T:Nowreadthearticlesenten

cebysentence,circlethekeyphrasesyouthinkandtrytoexplaintheminyourownwords.…T:Volunteers?Readthearticle,circlethekeypoi

ntsandtrytoexplainthem.S1:“including”means“包括”S2:“withtheincreaseinpopulation”means“随着人口的增长”S3:…Finish1baccordingtothegivensentences.做完阅读练习后，让学生自己划出

文章中重要的词组、连词，并自己做出解释。这样可以帮助他们更好的理解所读和所学，并且利于复述课文。复述时可以选择用原文章中的短语，也鼓励学生自由发挥，进行知识的再巩固。Step2:LettheSsfinish1b.T:Verygood.Youlearntsowell.Nowpleasefinish

1byourselves.…T:OK,let’scheckyouranswerstogether.S1:areharmfulS2:hearinglossS3:go,becauseofT:Welldone!S1:areharmfulS2:hearin

glossS3:go,becauseof6Project(12mins)GroupworkProject:LettheSsmakeawallnewspaperaboutpollution.Step1:Discuss

whatkindsofpollutionsthepicturesshowandtheirbadeffects.T:Now,lookatthepictures.Whatkindofpollutiondoeseachpictureshow?S1:Waterpollution

.S2:Soilpollution.S3:Airpollution.T:Right.WehavelearntalotaboutpollutioninLettheSsmakeawallnewspaperaboutpollution.Project部

分具体操作说明：准备充分：在进行探究前，要做好充分的准备工作，有关污染危害方面的主题应该提前讨论完成。分工明确：组内的六名成员要进行明确的分工合作，两名同学收集污染危害方面的案例，两名同学设计版面，另thistopic.Nowdiscusstheeffectsofthepollutioningr

oups.You’dbetterwritetheinformationdown.S4:Waterpollutionisharmfultoourhealth.Wewillhaveastomachacheifwedrinkthedirtywater…S5:Soilpollutio

nwillbringusunhealthyfood.Thefoodisbadforourbody…S6:Iftheairispolluted,itisbadforourlungs.Wecanhardlybre

athe…Step2:Collectmoreinformationandpicturesaboutpollution.Thenmakeawallnewspaperaboutpollutioningroups.T:NowyoucanasktwoSstocollectmorei

nformationaboutpollution,therestcanbegintodesignyour外两名同学负责画画等。评价机制：墙报设计好后，教师要组织以小组为单位的作品评价，可以班级所有成员参与，用积分制的方法；也可以筹备一个专门的“评委组”进

行评价。展示环节：课后，教师可以对前三名的作品进行指导，在适当的修改后，可以在班级、校园或者社区的公示栏进行展出，真正发挥墙报的宣传作用，增强小组的凝聚力和集体荣誉感。wallnewspaperswithwordsandpictur

es.T:Nowifyouhavefinished,pleasestickitonthewallbehind.Let’schoosethebestone.7Summarizingandassigninghomework(3

mins)HMK:LettheSsgooverwhattheyhavelearntaboutthistopic.Summarizethekeypointsontheexercisebook.Encourage

studentAineachgrouptomakenewsentenceswiththosekeypoints.T:WehavefinishedTopic1.Nowsumupthekeypointsinthistopiconyourexercisebook.Trytomakenewsen

tencesifyoucan.Gooverthistopic.Summarizethekeypointsontheexercisebook.EncouragestudentAineachgrouptomakenewsentenceswiththosekeypoints.作业布

置时，可以有两种或者三种层次，对组内A类生要有更高的要求，如果作业太简单，他们会失去挑战的兴趣。对组内的C类生，要降低难度，只要能很好的完成基本任务就行。Ⅶ.BlackboarddesignPollutionhascausedtooma

nyproblems.SectionDFinishtheexercises:1）Themanworkingina_________factorygoesdeafNewwordsandphrases:coalcreatebecause

oftheloud_______.(noise/noisy)2）Burningcoalcan_______theair,andwecallitair_______.(pollute/pollution)3）Usingtoomanychemicalsinthelandcancause__

______foodandit’sbadforpeople’s________.(health/healthy/unhealthy)4）Stronglightis_______tooureyesanddoesgreat_______ourbody.(harm/harmf

ul)5）Mrs.Zhoucanhardly________becauseofthedadair.Andsheoftencoughsdayandnight,outof________.(breath/breathe)bloodplan

etinmanywayswiththedevelopmentofindustryhighbloodpressure