Unit4课时SectionAad课件人教版英语八年级上册

Unit4AmazingPlantsandAnimals人教版英语（八年级上册）SectionA1a-1d2.Whosebirthdayisit?010203学习目标能够通过观察单元主题相关内容识别并理解“神奇动植物”这一核心主题，通过浏览大问题和单元学习内容导引明确本单元的核心任务。能够通过听获取对话中关于动植物的信息，并根据所听内容将描述性词汇与对应的动植物匹配，能与同伴进行角色扮演复现对话。能够运用所学最高级形式的形容词，与同伴交流分享对话中提及的动植物的神奇之处。2.Whosebirthdayisit?01情景导入ScenarioimportLeading-inWhatisthevideoabout？Theamazingplantsintheworld.2.Whosebirthdayisit?02学习理解Learningtounderstand

Pre-listeningWhat'syourfavoriteanimalorplant?Doyouknowthefollowingplantsoranimals?mossbluewhaleredwoodtreecheetahWhatfactsdoyouknowabouttheseplantsandanimals?Lookattheplantsandanimals.Usethewordsintheboxtotalkaboutthem.

beautifulbigfastheavylargelongoldsmalltallshortmoss:__________bluewhale:____________cheetah:_______________redwoodtree:______________old,smalllarge,heavytall,beautifulfast,beautiful1aWhat’samazingaboutthe______?It’s______.2.Whosebirthdayisit?03应用实践

听说活动ApplicationPracticeListentotheconversationsandnumbertheplantsandanimalsinlaintheorderyouhearthem.12341bWhile-listeningD.oldestA.heaviestB.largestF.TallestC.mostbeautifulE.fastestListenagain.Matchthewordswiththeplantsandanimalsin1a.Somehavetwoanswers.mossbluewhaleredwoodtreecheetahA.heaviest B.largest C.mostbeautifulD.oldest E.fastest F.Tallest1c

Post-listeningPart1.Readandfillintheblanksinconversation1accordingtothetapescript.Emma:Hi,Yaming.Whatareyoudoing?Yaming:Hi,Emma.I’m________________animalsandplants.Emma:Soundsfun.Let’stakeittogether.Yaming:OK.Firstquestion.What’s_________________intheworld?Emma:It’sthebluewhale,right?Yaming:Right.It’salso______________animalonearth.Nextquestion.Whichanimal_________________?Emma:Ohwait!Ijustreadaboutit.Thecheetahrunsthefastest.Yaming:Rightagain!AndIthinkit’s___________________animalintheworld.Emma:I______________agreewithyou.startingatestonthelargestanimaltheheaviestrunsthefastestthemostbeautifulcompletelyPart2.Readandfillintheblanksinconversation2accordingtothetapescript.Yaming:Nowlet’sanswerthequestions______________.Whatis_____________plantintheworld?Emma:Hmm,I’mnotsure.Doyouhaveanyidea?Yaming:Well,Ithinkmossis_________________plants.Itappearedonearth_________470millionyearsago...Oh,lookhere.I’mcorrect!Emma:Interesting!________________!Yaming:Whichkindoftreeis_______________intheworld?Emma:Theredwoodtree,right?Yaming:Yes!IhopeIcanseesome___________.aboutplantstheoldestoneoftheoldestaroundLet’sgoonthetallestsomeday2.Whosebirthdayisit?04迁移创新

MigrationInnovationmossbluewhaleredwoodtreecheetahWhat’sthe______（形容词最高级）animalintheworld?It’s______.Askandanswerquestionsabouttheplantsandanimalsin1a.（2种答法）1dA.heaviest B.largest C.mostbeautifulD.oldest E.fastest F.Tallest______is______（形容词最高级）animalintheworld.After-listeningCompareandseeWhocananswercorrectlyandquickly?1.What’sthelargestanimalintheworld?2.What’stheheaviestanimalonearth?3.Whichanimalrunsthefastest?4.What’stheoldestplantintheworld?5.Whichkindoftreeisthetallestintheworld?Thebluewhaleisthelargestandheaviestanimalonearth.（蓝鲸是地球上最大、最重的动物。）

1bListentotheconversationsandnumbertheplantsandanimalsin1aintheorderyouhearthem.Thecheetahrunsthefastest.（猎豹跑得最快。）1bListentotheconversationsandnumbertheplantsandanimalsin1aintheorderyouhearthem.Mossisoneoftheoldestplantsintheworld.（苔藓是世界上最古老的植物。）Theredwoodtreeisthetallesttreeintheworld.（红杉是世界上最高的树。）Whichanimalisthebiggestonland?giraffeWhatisthetallestanimalonland?

Whichanimalhasthelongestlifespan?Greenlandshark

(averagelifespan:400years)Whichplantgrowsthefastest?bambooelephant2.Whosebirthdayisit?05回顾总结

Summary最高级(superlatives)“heaviest”isthesuperlativeof“heavy”“largest”isthesuperlativeof“large”“mostbeautiful”isthesuperlativeof“beautiful”“oldest”isthesuperlativeof“old”“fastest”isthesuperlativeof“fast”“tallest”isthesuperlativeof“tall”形容词/副词最高级变化规则old—oldestfast—fastesttall—tallest一般情况下，在词尾加-estlarge—largestfine—finest以字母e结尾的词，在词尾加-stheavy—heaviesteasy—easiestearly—earliest以“辅音字母+y”结尾的双音节词，先把y改为i,再加-est不规则变化原级最较级good/wellbestbad/badlyworstmany/muchmostlittleleastfarfarthestfurthest2.Whosebirthdayisit?06课堂小测

Exercise用所给词的适当形式填空We_________(agree)onaplantoprotectredwoodtreesyesterday.Thebluewhaleis_______________(large)animalintheworld.Mossisoneof_______________(old)plantsonEarth.I______________(complete)agreewithyouaboutsavingcheetahs.Afteralongdiscussion,weagreed___________(start)ananimalprotectionproject.​MyfriendsandIreachedan_____________(agree)toplantmore________(tree)inourschoolyard.​He_____________(agree)withhisfriendbecauseshewantedtocleanuptheoceaninawrongway.agreedthelargesttheoldestcompletelytostartagreementtreesdisa