Unit1TheChangingWorldTopic2Thepopulationindevelopingcountriesisgrowingfaster.SectionCⅠ.Materialanalysis本课是九年级第一单元第二话题的第三课时，主活动是1a和3b。1a具体了分析中国人口现状的严峻形势和政府采取的措施及成效。这篇阅读文章较长，在阅读练习的时候，建议教师先解决部分生词，扫清单词障碍，1b主要是培养学生找出段落的主旨句的能力。而1c则是要学生学习找到论据。2可以看作是语法巩固训练，但内容仍然紧扣主题。3a和3b是训练说和写的技能的。通过本篇文章的学习，要求学生掌握一定的阅读策略和写作技巧，能够模仿作者恰当运用主旨句的写作方式，排篇布局。引导学生关注社会问题，关注国家政策，培养学生树立良好的人口观念和正确的世界观。Ⅱ.Teachingaims1.Knowledgeaims：掌握本课的重点词汇和短语，继续学习现在完成时。2.Skillaims:能基本读懂课文材料，掌握一定的阅读技巧和方法。能正确模仿本课课文，有条理地写出有关解决人口问题的措施的文章。3.Emotionalaims:(optional)引导学生关注社会现象，培养学生树立正确的人口观念和社会意识。
4.Cultureawareness:(optional)通过中国人口严峻形势的分析，了解计划生育政策，引导学生关注社会问题的意识。Ⅲ.Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:social,natural,worse,government,offer,supply,paragraph,opportunity,newborn,percent,onefifthof,becauseof/thanksto,takemeasurestodosth.,workwellin(doing)sth.Grammar:PresentPerfect2.Difficultpoints：如何通过语境和构词法，猜测生词、短语大意，并感知其用法。如何在阅读过程中找出文章主题和各个段落的Topicsentence。在口头报告和书面写作时，能合理使用topicsentence和supportingdetails组织文章结构。Ⅳ.Learningstrategies通过任务前活动，引导学生预测阅读内容，降低阅读难度。通过找主旨句的方法，教会学生在做口头报告或写作时合理布局，组织段落。通过构词法和上下文，提升猜测词义来扫清阅读障碍的学习能力。通过2部分的填空练习，培养学生在语篇中正确使用动词的意识。Ⅴ.Teachingaids单词卡片（如social/society，nature/natural，bad/worse/worst，etc.）或者幻灯片；关于计划生育政策的宣传片。
Ⅵ.TeachingproceduresStage(timeperiod)InteractionpatternsTeacheractivityStudentactivityRemarks1Warming-up(3-5mins)GroupworkGreetandwatchamovie.T:Goodmorning,everyone.Let’senjoyashortmovieabout“Theone-childpolicy”.Afterwatching,shareyourfeelingswithothers.…T:What’syourfeelingaboutthemovie?S1:Therearesomanypeopleintheworld.S2:Howserioustheproblemis!S3…Greetandwatchashortmovie.Ss:Goodmorning,MissTan.OK…S1:Therearesomanypeopleintheworld.S2:Howserioustheproblemis!S3…教会学生通过视频提取信息，拓展自己的视野。引导学生关注社会常识，成为政策的传播者和执行者。
2Revision(3-5mins)ClassactivityWritedownsomenumbersontheBbandgettheSstoreadoutasquicklyaspossible.T:I’llwritenumberslikethis“88”ontheBb,pleasesaythesenumbersasquicklyasyoucan.Ready?Ss:Yes.(Teacherwrite88ontheBb.)S1:Eighty-eight.(Teacherwrite888ontheBb)S2:Eighthundredandeighty-eight.(Teacherwrite8888ontheBb)S3:Eightthousand,eighthundredandeighty-eight.…(Teacherwrite8888888888ontheBb)Saythenumbersasquicklyastheycan.…Ss:Yes….S1:Eighty-eight….S2:Eighthundredandeighty-eight.…S3:Eightthousand,eighthundredandeighty-eight.…从易到难的任务能够增强学习知识的趣味性，激发学生潜在的挑战意识。
S4:Eightbillion,eighthundredandeighty-eightmillion,eighthundredandeighty-eightthousand,eighthundredandeighty-eight.S4:Eightbillion,eighthundredandeighty-eightmillion,eighthundredandeighty-eightthousand,eighthundredandeighty-eight.…3Pre-reading(5mins)ClassactivityPresentthewordcardsandgettheSstoguessthemeaningofthenewwordsaccordingtotheoldone.(Showthecardwith“nature”“natural”ontotheSs,pointingto“nature”.)T:Lookatthisword,pleasereadittogether.Ss:nature.T:That’sright.Wehavelearntitalready.Howaboutthisone.Theylookalmostthesame.Guessthemeaningandthepronunciationofthewordsaccordingtotheoldwords.Ss:nature.…教师运用词性的变化和构词法，引导学生学会构建词汇链，是拓展词汇量的方法之一。
(EncouragetheSstoreadtheword.)Ss:nature.(Teachotherwordsinthesamewayorbypictures.)Ss:natural.…4While-reading(10mins)IndividualworkandPairworkStep1:Fast-readingGettheSstoreadthepassagequicklyandfinish1binpairs.Checktheanswerinclassandgivenecessaryexplanations.T:OK,nowreadthepassagequicklyandmatchthemainideaswitheachpara.inpairs.Ss…T:Now,pleasediscussyouranswerswithyourpartners;explainyourreasonstoeachother.S1:No.1isB.Readthepassagequicklyandtrytomatchthemainideaswitheachpara.in1b.Aftertheyfinishit,discusstheanswerwiththeirpartners.S1:No.1isB.引导学生通过通读全文，讨论归纳段落大意的能力,培养学生的阅读策略。
IndividualworkandGroupworkS2:No.2isC.S3:No.3isA.Step2:Comprehensive-readingGuidetheSstoreadthepassagecarefullyandcompletethetableafterreading.Finish1c.T:Readthewholepassageagain,findoutthedetailsofeachtopicandfillintheblanksin1b.Thenyoucandiscusswithyourgroupmembers.Payattentiontotheadj.inthechart.…T:Now,checktheanswerwithus.S1:PopulationofChinaisthelargestandaboutonefifthoftheword.S2:lesslivingspaceS3:lessjobopportunitiesS2:No.2isC.S3:No.3isA.Readthewholepassageagain,findoutthedetailsofeachtopicandcomplete1c.Thendiscusswiththeirgroupmembers.Payattentiontotheadj.S1:PopulationofChinaisthelargestandaboutonefifthoftheword.S2:lesslivingspaceS3:lessjobopportunities教会学生整合阅读信息，学会用不同的语句表达同样的意思，提高学生的知识迁移能力。
S4…T:Wonderful!Nowtrytoretellthetextinyourgroupaccordingtothetablein1c.Ss:ThepopulationofChinaisthelargestintheworld.Itisabout…S4…Ss:ThepopulationofChinaisthelargestintheworld.Itisabout…5Post-reading(15mins)ClassactivityStep1:GettheSstounderlinethekeypoints.Thenaskquestionsaboutthepassageanddealwithdifficultlanguagepoints.T:Now,gothroughthepassagesentencebysentence,andunderlinesomedifficultpointsyoucannotunderstand.Ifyouhaveanyquestions,pleaseraiseupyourhandandask.S1:What’sthedifferencebetweenReadthepassagecarefully,discussandaskquestionsaboutthepointstheydonotunderstand.Studentsshouldtakenoteswhentheteacherisgivingexplanations.S1:What’sthedifferencebetween教学过程中，知识点的处理由学生提问，他人作答，如果不能解决的问题，教师应该提供更多的例句，引导学生理解和正确运用语言点，来提升学生发现问题、分析问题和解决问题的能力。
Individualwork“population”and“people”?T:Whocanhelphim?S2:“People”means…（TheSscanexplaininChinese,andotherscanshowmoreexplanations）Step2:AsktheSstocompletethepassagewiththecorrectformsofthegivenwordsandphrasesin2.T:OK,nowcompletethepassagewiththecorrectformsofthegivenwordsandphrasesin2.Payattentiontothecontent.Thenchecktheanswer.…T:Now,whocantry?S1:…Thatmeanspeoplehavetofindfood…“population”and“people”?…S2:“People”means…Completethepassagewiththecorrectformsofthegivenwordsandphrasesin2.Thenchecktheanswers.S1:…Thatmeanspeoplehavetofindfood…S2:Theworld’spopulationisgrowing在做综合填空时，培养学生运用语感，通过观察、体会，融入作者创设的情景，理解作者的意图，提高综合语言运用的能力。
GroupworkS2:Theworld’spopulationisgrowingfaster…S3…Step3:GuidetheSstodiscussthequestionsin3a.Listthesolutionsingroups,andthenmakeareporttotheclass.T:Now,discussthesocialproblemsaboutpopulationin3a,andlistthewaysingroups.Ss…T:OK,whocanmakeareportaboutyourwaysofsolvingpopulationproblem?Haveatry,please!Ss…faster…S3…Discussthequestionsin3a,listthewaysingroups,andthenmakeareporttothewholeclass.Payattentiontoassigntheparagraphsfinely.Ss…6SummarizingandassigningClassactivityStep1:LeadtheSstosummarizethekeypointsonebyoneinclass.Gooverwhattheyhavelearnedonebyone.Thentrytomakeasummarytothe
homework(5mins)Step2:Assign3bastheHMK.wholeclass.Writeapassageaboutsolutionstopopulationproblemaccordingtowhattheyhavediscussedintheirgroupin3a.Ⅶ.BlackboarddesignThepopulationindevelopingcountriesisgrowingfaster.SectionCNewwords:social/society,natrual/nature,bad/worse/worst,government,…Phrases:onefifthof,becauseof/thanksto,takemeasurestodosth.,workwellin(doing)sth.…
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