2023学年完整公开课版Unit4Topic1SectionD教案1

SectionDThemainactivitiesare1and4本课重点活动是1和4。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomeusefulwords:land,whale,kill,south,bear,wolf2.Reviewhowtoexpresscomparativeandsuperlativedegreesofadjectives:(1)Theyhavelessandlesslandtoliveon.(2)Theirnumberisgettingsmallerandsmaller.(3)Theyaretheoldesttypeoftigerslivingintheworld.3.Reviewhowtodescribeanimalsandplants.Ⅱ.Teachingaids教具录音机/图片/多媒体/小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:15分钟)1.(通过对话，复习本话题中的重要句型。)T:Hello!S1,doyoulikethecountrysideorthecity?S1:Ilikethecountryside.T:Why?S1:Becausetheairisfresher,theskyisbluerandtherearealsogreenertreesandclearerrivers.(教师示范后找两组学生进行表演。)T:Mostofuslikethecountrysidebetter.Doyoulikeplantsoranimalsinthecountryside?S2:Iliketheanimals.T:Whichkindofanimalsdoyoulikebest?S2:Ilikedogsbest.T:Whydoyouthinkso?S2:Becausetheyaremorefriendlythantheotheranimals.(教师示范后找两组学生进行表演。)T:Fromyourtalking,Iknowsomestudentslikeanimalsbetter,somestudentslikeplantsbetter.Nowwhocantellussomethingaboutrainforests?S3,please.S3:Rainforestscover6%oftheearth’ssurface,…(然后再找几名学生复述。)T:Weknowtherainforestsareveryimportanttous.Infact,waterisalsoimportanttous.Pleasetellustheimportanceofwater,S4.S4:Waterisveryimportanttoalllivingthings.Allanimalscan’tliveatallwithoutwater.Watermakesupthelargestpartofthehumanbody,butwaterisbecomingdirtieranddirtier,sowemustsaveeverydropofwater.T:Verygood.(教师再找几名学生复述。)2.(教师出示动物的图片，让学生描述，复习比较级和最高级。)T:(Showapictureofelephants.)S5:Elephantsarethestrongestofalltheanimals.T:(Showapictureofmonkeys.)S6:Monkeysarethemostinterestingofalltheanimals.…(教师出示熊猫，蓝鲸，华南虎的图片。)T:Canyounametheseanimals?Ss:Yes,theyarepandas,tigersand…T:Good,theyarepandas,bluewhalesandChinesetigers.(板书)bluewhaleT:(出示熊猫的图片。)Wheredopandaslive?Ss:Theyliveintheforestsandmountains.T:Right,theyliveintheforestsandmountainsofSouthwestChina.(板书)southwest T:Whatdopandasfeedon?Ss:Theyfeedonbamboo.T:Theirnumberisgettingsmallerandsmaller.Doyouknowwhy?Ss:Becausetheycan’tfindenoughbamboo.T:Good.Theyhavelessandlesslandtoliveon.(板书)landT:(出示蓝鲸的图片。)Arebluewhalesthelargestanimalintheworld?Ss:Yes,theyare.T:Wheredotheylive?Ss:Theyliveinoceans.T:Whatdotheyfeedon?Ss:Theyfeedonthesmallestseaanimals.T:(出示华南虎的图片。)WheredotheChinesetigerslive?Ss:TheyliveinthesouthofChina.(板书)southT:Theirnumberisgettingsmallerandsmaller,too.Becausepeoplekilllotsofthem.Whydopeoplekillthem?Ss:Theykillthemformoney.T:Right.Peoplekillthemfortheirfurandbones.(板书)killT:Pandas,bluewhalesandChinesetigersareallwildanimals.Canyounameotherwildanimals?(教师可以引导学生回答。)Ss:Yes,bears,wolves.(板书)bearwolfT:Whichdoyoulikebest,bluepandas,whalesorChinesetigers?Ss:Ilikethepandabest.T:Whydoyouthinkso?Ss:Becauseit’sthemostlovelyofthethree.Step2Presentation第二步呈现(时间:5分钟)1.T:Pandas,bluewhalesandChinesetigersareallwildanimals.Theirnumbersaregettingsmallerandareindanger.Whyaretheyindanger?Readthepassagesof1onPage83andanswerit.Ss:Pandashavelessandlesslandtoliveon.Bluewhalesdon’thaveenoughclearwaterandhumanskillthem,too.Chinesetigersarekilledbypeoplefortheirfurandbones.2.(再读一遍短文，回答短文后的问题。)(核对答案。)Step3Consolidation第三步巩固(时间:10分钟)1.(学生跟读1并核对语音和语调。)2.(学生自读1，画出关键词。)(板书)pandas:forestsandmountains,bamboo,lessandlessland,smallerandsmallerbluewhales:ocean,largestandheaviest,seaanimals,kill,cleanwater,problemChinesetigers:south,oldesttype,smallanimals,furandbones,indanger3.(学生根据关键词复述课文。)(两分钟后找几位学生复述。)4.(学生讨论，唤起保护动物的意识。)T:Someanimalsareindanger,andtheirnumbersaregettingsmallerandsmaller.Whatshouldwedotoprotectthem?(让学生讨论两分钟后回答。)S1:Weshouldplantmoretrees.S2:Weshouldkeepthewaterclean.S3:Weshouldn’tkillthem.(最后教师补充。)Step4Practice第四步练习(时间:10分钟)1.(听2a录音，完成Grammarfocus。)T:Let’sgooverthesentencesin2a.Payattentiontothewaysofchangingadjectiveswithmoresyllablesintocomparativeandsuperlativeforms.First,let’slistentothetape.Thenreadthesesentencestogether.Atlast,writesomesimilarsentences.(核对答案)2.(做一些有关形容词比较级和最高级的书面练习。)(1)(用多媒体或小黑板出示。)AdjectiveComparativesuperlativefunnylittleimportantlargelongthin(2)(用多媒体或小黑板出示。)用所给词的正确形式填空。Jimis(tall)thanTom.Peteris(tall)studentofthesixstudents.Michaelis(fast)swimmerofallthestudents.Kangkang’sdrawingis(beautiful)thanJane’s.Sally’sEnglishis(good)inherclass.3.(学习2b，掌握有用的短语。)(1)Listento2bandrepeat.(2)Readandwritetheusefulexpressions.(3)Makesentenceswiththephrasesintheform.(核对答案。)4.(完成3Writtenwork。)(1)Askstudentstocomparethetwopicturescarefully.(2)Asksomestudentstosaysomethingaboutthemwiththewordsinthebox.(3)Writedownthesesentencesinthebook.(核对答案。)Step5Project第五步综合探究活动(时间:5分钟)1.(把学生分成几组讨论小黑板上的问题，完成表格。)(1)Whatanimalisthetallest?Why?(2)Whatanimalisthemostdangerous?Why?(3)Whatanimalisthemostinteresting?Why?(4)Whatanimalisthefattest?Why?(5)Whatanimalisthestrongest?Why?TallestMostdangerousMostinterestingfattestStrongestAnimalThereason2.Homewor