Unit 4 Section B 1a-1f 课件2026-2027学年人教版英语八年级上册

Unit4AmazingPlantsandAnimalsSectionB(1a-1f)人教版八年级上册学习目标通过阅读文本的标题和图片，能够预测文本内容，判断文章体裁，匹配文章段落大意，找出描写蜜蜂的形容词。通过寻读和精读文本，能够完成细节理解题，词义猜测题，推断判断题，提升阅读理解能力。通过对蜜蜂的学习，呼吁保护蜜蜂，引发同学们对植物，动物，人类三者之间联系的思考。01Lead-inPleaseguessandanswerquestionDoyouknowwhosheis?Yellowandblack,iswhatIwear.Flyingtoflowers,hereandthere.Myhousehaswalls,one,two,three,four,five,six.IdoadancewhenIfindafoodfix!WhatamI?(Imakeabuzzingsound!)

Let’splayaguessinggame.02Pre-readingBeeslivetogetherinhives.Theycollectnectarfromflowerstomakehoney.Beeshelpplantsgrowbycarryingpollenfromoneflowertoanother.

/haɪvz/蜂箱

honeycomb/ˈhʌnikəʊm/蜂巢

/ˈnektə/花蜜

/ˈpɒlən/花粉pollination

/ˌpɒləˈneɪʃn/授粉NewwordsTheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity1:Skimthetextandanswerquestions.1.Lookatthetitleandthepicturesbelow.Guesswhatthetextisabout.It’saboutbees.2.Whatkindoftextdoyouthinkitis?A.Argumentativetext.（议论文）B.Expositorytext.（说明文）C.Narrativetext.（记叙文）科普文属于说明文范畴，核心目的是解释、传递科学知识03While-reading

1.Whatisthe

themeofthispassage?

Theimportanceofbeesandthenecessityofprotectingbees.2.Whatisthewriter’smainpurposeinwritingthispassage?Thewriterwantstotellushowimportantbeesareinourecosystem,andaskspeopletohelpprotect

bees.TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity1:Skimthetextandanswerquestions.TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity1:Skimthetextandanswerquestions.3.Howmanyparagraphsarethereinthepassage?Four.4.Matchthemainideawitheachparagraph.①②④③Para1Theinterestingfactsaboutbees.Para2Peopleareconnectedtobees.Para4Theimportanceofbees.Para3Beesareindanger.TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity1:Skimthetextandanswerquestions.5.Readthetextandunderlineadjectivesthewriterusestodescribebees.hard-workingthemostimportantthemostinterestinginterestingimportantthemostamazingTheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity2:ReadthePara1andanswerquestions.1.Whatkindsoffoodwouldbealmostgonefromthesupermarket?Fruits,vegetables,honey,milk,eggs,andchocolate.2.Whatfeelingsdoesthewritermention(提及，提到)?disppoited,angry,sad3.Whatdoestheword“connected”meaninthepassage?()A.分开的

B.连接的

C.竞争的BTheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask1:Knowabouttheimportanceofbees.Activity3:ReadthePara2andfinishthemindmap.Theimportanceofbees.theirgreatestwork:________________visit______________________________help______________________________pollination50to100flowersononetripplantsgrowLet’smakeamindmapforparagraph2.BeesandPollinationhard-workingvisit50–100flowerspertrippollinationprocesstakepollenfromflowertoflowerimportance80%ofplantsneedbeestogrowhelpsplantsgrowthemostimportantanimalsonthisplanetLet’sintroducewhatwelearnedinparagraph2.BeesandPollinationhard-workingvisit50–100flowerspertrippollinationprocesstakepollenfromflowertoflowerhelpsplantsgrowimportance80%ofplantsneedbeestogrowthemostimportantanimalsonthisplanetBeesarevery_____animals,andtheirgreatestworkis_____.Forthisreason,...TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask2:Knowabouttheinterestingfactsaboutbees.Activity1:ReadthePara3andanswerquestions.1.Theunderlinedword“honeycomb”probablymeans“______”.A.aplacewherebeesstorehoneyB.thewaybeescommunicateC.thefoodthatbeesmakeD.thehomeforbeestosleep2.Howdobeestellotherswherethenewfoodis?A.Bymakingsounds.B.Byusingadance.C.Byleavingmarks.D.Bysendingsignalswithhoney.TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask2:Knowabouttheinterestingfactsaboutbees.Activity2:ReadthePara3andfinishthemindmap.Theinterestingfacts

aboutbees.Theyworkhardtogethertomaketheirhomes.Whenabeefindsnewfood,itusesadancetotelltheotherswhereandhowfarawaythefoodis.Trytomakeamindmapbyyourselfforparagraph3.Beesareinterestinganimals.worktogetherhowtheycommunicatemaketheirhomescreatehoneycombstostorehoneyuseadancetellwhereandhowfarawaythefoodisBeesarealsooneof_____.Forexample,...Inorderto...Anotherinterestingthingaboutbeesis____.Whenabeefindsnewfood,...TheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask3:Knowabouttheproblemofbees.Activity1:ReadthePara4andanswerquestions.1.Whatproblemdobeesface?Thenumberofbeesisdropping.2.Whatcanweinferfromthelastparagraph?A.Beesonlycommunicatebydancing.B.Withoutbees,peoplecanstilllivewell.C.Thenumberofbeesisincreasingtheseyears.D.Protectingbeesisveryimportantfortheecosystem.Whatisthestructure(结构)ofthepassage?A.B.C.D.introduction引语body主体conclusion结论04Post-readingTheimportanceofbeesTheinterestingfactsaboutbeesTheproblemofbeesTask3:Knowabouttheproblemofbees.Activity2:Discussthequestions.1.

Canyougiveanothertitleforthetext?AmazingBeesWeNeedBeestoLiveWhyAreBeesImportantTheMostImportantAnimalonthePlanet2.Whatotherinterestingfactsdoyouknowaboutbees?1.Canyougiveanothertitleforthetext?2.Whatotherinterestingfactsdoyouknowaboutbees?Let’sdiscuss!WhyBeesMatter:TheTinyHeroesofNature/…·

Beescanflyveryfast—theirwingsbeatover200timesperminute.

·

Onebeemakesonlyabout1/12teaspoonofhoneyinitswholelife.

·

Beescanrememberhumanfaces(scientistsfoundthey

recognizesimplepatterns).3.Whatdoyouknowabouttheconnectionbetweenhumansandotherinsects,suchasantsandbutterflies?Ants:

Theyhelpbreakdowndeadplantsandanimals,

whichmakes

soilbetterforgrowingthings.Butterflies:

Likebees,theyhelpflowersbycarryingpollenwhen

theyflyfromplanttoplant.

Iftheseinsectsdisappear,itwouldcause

bigproblemsfornatureandfarming.

·

Theyhelpplantsgrow.

·

Theyaregoodatteamwork.

·

Theybuildamazinghomes.

·

Theyareimportanttonature.…

Whatdoyouthinkofbees?Let’sthink!Throughthislesson,welearnedthatthenumberofbeesisdropping.Whatcanwedotoprotectbees?SimpleActionsEducation&Awareness

·

Plant

flowersinourgardensorbalconies

becausetheyneedflowersforfood.

·

Donotusetoomuchpesticide(杀虫剂)becauseit

can

hurtbees.·

Tellourfriendsandfamilywhybeesare

important.·

Makepostersaboutprotectingbees.1eImagineyouarethewriter.Writeonemoreparagraphaboutbeesandaddittothetext.Beesareamazingbecausetheyworktogetherlikeabigfamily.Ineverybeehive(蜂巢),eachbeehasitsownjob.Somebeescollectfood,sometakecareofbabybees,andothersprotecttheirhome.Theydon’tfight—theyhelpeachother.Thisisveryspecial!Wecanlearnfrombees.Ifweworktogetherliketheydo,wecanprotectbeesandourearthbetter.Remember,ifbeesdisappear,wewillhavebigproblemstoo.Let’sstarthelpingbeesnow!1fHowdoyouunderstandtheconnectionbetweenplants,animals,andpeople?Thinkofsomeexamplesandthensharethemwithapartner.A:Weallknowpeopleandnatureare