Unit4AmazingPlantsandAnimalsTheThirdPeriodSectionB1a-1f教學分析Inthislesson,wewillbeableto:Comprehendbees’importance,interestingfacts,andtheproblemtheyface.Masteradjectivestodescribebees.Discusstheconnectionbetweenhumansandnature.LearningObjectivesLead-inWhatdoyouknowaboutbees?Whatdotheydo?Shareyourideas.DiscussionLead-inLead-inLookatthetitleandthepicturesbelow.Guesswhatthetextisabout.WeCan’tLiveWithoutBeespollinationhoneycombprep.沒有；缺乏pollinationn.授粉honeycombn.蜂巢Honeycombisusedtostore______.花粉honeyBeesare__________toourlife.importanttogivea

flower

orplant

pollen

tohelpthemproduce

seedsWhile-readingFastreading:Matchthemainideawitheachparagraph.Beesareindanger.Peopleareconnectedtobees.Para2Para3Theimportanceofbees.Para1Para4Theinterestingfactsabout

bees.While-readingFindtheadjectivesthewriterusestodescribebees.Beesplayanimportantpartintheecosystemofourplanet.However,thenumberofbeesisdropping,andscientistsareworried.Beesneedourhelp,andthereisalotwecando.Thinkaboutwhatyoucandotoprotectoneofthemostamazinganimalsonearth.Imagineyougotothesupermarketinyourarea,buttherearealmostnofruits,vegetables,honey,milk,eggs,orchocolate.Howwouldyoufeel?Disappointed?Angry?Sad?Atthismomentyourealizepeople,plants,andanimalsareallconnected.Weneedeachothertolive,andbeesareoneofthebestexamplesofthisconnection.Beesareveryhard-workinganimals,andtheirgreatestworkispollination.Ononetrip,theyoftenvisit50to100flowers.Astheyflyfromoneflowertoanother,theytakepollenwiththem.Thisactionhelpsplantsgrow.Infact,withouttheirwork,about80percentoftheplantsintheworldcannotgrow.Forthisreason,manyscientistsbelievethatbeesarethemostimportantanimalsonthisplanet.Beesarealsooneofthemostinterestinganimalsintheworld.Forexample,theyworkhardtogethertomaketheirhomes.Inordertostorehoney,theycreatehoneycombs.Anotherinterestingthingaboutbeesishowtheycommunicate.Whenabeefindsnewfood,itusesadancetotelltheotherswhereandhowfarawaythefoodis.WeCan’tLiveWithoutBeesWhile-readingImagineyougotothesupermarketinyourarea,buttherearealmostnofruits,vegetables,honey,milk,eggs,orchocolate.Howwouldyoufeel?Disappointed?Angry?Sad?Atthismomentyourealizepeople,plants,andanimalsareallconnected.Weneedeachothertolive,andbeesareoneofthebestexamplesofthisconnection.Bees→Plantsgrowfruits/vegetables→Humans/animalsgetfoodNobees→fewplants→emptysupermarketReadthefirstparagraphandanswerthequestion:Whydowesay“WeCan’tLiveWithoutBees.”?v.想象；猜想adj.

失望的n.

聯(lián)系→v.connectbedisappointedwith/atsth對某事感到失望Peopleareconnectedtobees.adj.連接的；相關(guān)的While-readingBeesareveryhard-workinganimals,andtheirgreatestworkispollination.Ononetrip,theyoftenvisit50to100flowers.Astheyflyfromoneflowertoanother,theytakepollenwiththem.Thisactionhelpsplantsgrow.Infact,withouttheirwork,about80percentoftheplantsintheworldcannotgrow.Forthisreason,manyscientistsbelievethatbeesarethemostimportantanimalsonthisplanet.Beesarehard-workingandthemostimportantanimalsinthisplanet.Whatdothesenumbersmean?80%—Withoutbees’work,about80percentoftheplantsintheworldcan’tgrow.50to100—Ononepollinationtrip,beesoftenvisit50to100flowers.n.行動；行為確切地說；實際上n.百分之……出于這個原因n.行星While-readingBeesarealsooneofthemostinterestinganimalsintheworld.Forexample,theyworkhardtogethertomaketheirhomes.Inordertostorehoney,theycreatehoneycombs.Anotherinterestingthingaboutbeesishowtheycommunicate.Whenabeefindsnewfood,itusesadancetotelltheotherswhereandhowfarawaythefoodis.v.交流為了；以便v.貯存；存儲①②Beesareoneofthemostinterestinganimalsintheworld.While-readingBeesplayanimportantpartintheecosystemofourplanet.However,thenumberofbeesisdropping,andscientistsareworried.Beesneedourhelp,andthereisalotwecando.Thinkaboutwhatyoucandotoprotectoneofthemostamazinganimalsonearth.n.生態(tài)系統(tǒng)playapart(insth)參與某事v.保護；防護Beesareindanger.?

Habitatloss（棲息地喪失）?Pesticideuse（農(nóng)藥使用）?Climatechange（氣候變化）While-readingReadagainandcompletethemindmapwiththeinformationfromthetext.●theirgreatestwork:______________●visit:__________________________●help:__________________________●theirnumberis:______________

importanceprobleminterestingfactspollination50to100flowersononetripplantsgrowdroppingTheyworkhardtogethertomaketheirhomes.Whenabeefindsnewfood,itusesadancetotelltheotherswhereandhowfarawaytheyfoodis.BeesPost-reading1.Canyougiveanothertitleforthetext?Bees:OurImportantFriendsBees:HelpersofPlantsandPeopleWhyBeesMattertoUsWithoutBees,WillOurFavoriteFoodsDisappear?Discussthequestions.Post-reading2.Whatotherinterestingfactsdoyouknowaboutbees?Post-reading3.Whatdoyouknowabouttheconnectionbetweenhumansandotherinsects,suchasantsandbutterflies?Ants:Antsareoneofthetiniesthelpersinnature.Theycleantheenvironmentbyeatingdeadplantsandanimals.Andtheymakehomestohelpplantsgrowbetter.n.人adj.人的；人類的Butterflies:Butterflies’greatestworkispollination.Astheyflyfromoneflowertoanother,theytakepollenwiththem.Thisactionhelpsplantsgrow.Imagineyouarethewriter.Writeaparagraph:Howtoprotectbees?WritingPlantbee-friendlyflowersinourgardenorotheropenplaces.Tellourfamily:usefewerornopesticide.Buildahabitatforbeesinyourgarden.Whatcanwedotoprotectbees?Makepostersaboutbees.課堂練習Ⅰ.根據(jù)句意和首字母提示寫出所缺單詞1.Agoodlearneroftencwhathehaslearntwith

somethinginteresting.2.Wecouldn'tfinishtheworkwtheteacher'shelplast

week.3.Canyoui

aworldwithouttrees?4.Beesareanimalsthatmakehforus.5.Aspeaklouderthanwords.

Actions

honey

imagine

without

connects

6.Wearehappytoknowthat60p____________

ofourstudents

oftenhelpwithhouseworkathome.7.Wecanuseourbodytoc________________witheachother

withoutsayingaword.8.Agoodt________canm