Howareplantsandanimalsconnectedwithus?(SectionB3a—3c)Unit4AmazingPlantsandAnimals人教版（2024）

八年級上冊通過本節(jié)課學習，我能夠：1.了解藍鯨在海洋生態(tài)系統(tǒng)中的重要性，從而理解

動植物對于生態(tài)系統(tǒng)的重要性，保護動植物。2.學習理解文本結構和語言特點，嘗試描述其他動

物的特征及其生態(tài)角色。3.歸納總結各種說明文的寫作要點，提升英語寫作

能力。LearningobjectivesLastclasswelearnedsomethingaboutfrog.Itisalsoplaysanimportantpartinourplanet’secosystem.Frogshelptoprotectfarmsby_______________.eatinginsectsFrogscanliveon_______andin_______.landwaterReviewLead-inWehavelearnedmanyamazinganimals.Thisclasswearegoingtolearnanotheranimal.Itlivesintheocean.Let’swatchavideo.Thenguesswhatitis?Bluewhale.Doyouknowwhytheyaresoamazing?Let’swatchanothervideo,andlearnmoreaboutit.Readthetextandcompletethetable.BluewhalefactsWeightWheretheyliveFoodHowlongtheyliveImportanceinnature3aasmuchas200tonsinalloceansexcepttheArcticOceansomeofthetiniestanimalsintheoceanupto90yearsWhenabluewhaledies,itbecomesfoodformanyanimalsandithelpstocreatealivelyandhealthyecosystem.Thebluewhaleisthelargestandheaviestanimalonearth.Itcanweighasmuchas200tons.Manypeoplelikewatchingbluewhalesswim,andtheythinkitisoneofthemostbeautifulthingstosee.BluewhalesliveinalloceansexcepttheArcticOcean.Theyeatalot,buttheyeatsomeofthetiniestanimalsintheocean.Abluewhalecaneataroundfourtonsoftheseaday.TheBlueWhaleBluewhalescanliveupto90years.Whenabluewhalediesatsea,itbecomesfoodformanykindsofanimalslivinginandaroundthesea.Thisfoodlastsforoverayearandithelpstocreatealivelyandhealthyecosystem.Bluewhalesplayanimportantroleinourworld,sowemustprotectthem.Readthetextandanswerthequestionsbelow.1.Whatmakesthebluewhaletheheaviestanimalonearth?2.Whichoceandothebluewhalesnotlive?3.Howmuchcanabluewhaleeataday?4.Howlongcanthebluewhaleslive?5.Howdothebluewhaleshelpecosystemwhentheydieatsea?Itcanweighasmuchas200tons.TheArcticOcean.Aroundfourtonsoftinyanimals.Theycanliveupto90years.Theybecomefoodformanykindsofanimals.Imagineyouareabluewhale.Usethefirstpersontorewritethefirstparagraph.Helloeveryone!MynameisBillytheBlueWhale.Iam_______________________________________________________________I’mheavy,butI_________________________________________________________________________________________________________Ilivein_______________________________________________________________________________________Icaneat____________________________________________________________.3bCompleteyourpassageaboutthebluewhalebasedonthetextin3a.3c寫作指導文本體裁話題分析要求完成段落的改寫，主要改寫內容為3a第二段的內容，涉及到藍鯨的壽命和對生態(tài)環(huán)境的重要性等內容。本文將第三人稱的段落內容，改寫為第一人稱的段落內容。分析原文章屬于介紹類文章，改寫后，還是自身特性介紹，因此是說明文。人稱時態(tài)以第一人稱為主；以一般現在時為主。Helloeveryone!MynameisBillytheBlueWhale.Iam___________________________I’mheavy,butI__________________________Ilivein_________________________________Icaneat________________________________.Whatshouldwemainlypayattentiontowhenrewritinganarticle?人稱:由第三人稱變成第一人稱內容要點:要點不能省略或者遺漏。語言:個別句子需要變化結構ObserveandthinkWriteyourarticle.Payattentiontoyourspellingandstructure.Imagineyouareabluewhale.Usethefirstpersontorewritethefirstparagraph.Helloeveryone!MynameisBillytheBlueWhale.Iam_______________________________________________________________I’mheavy,butI_________________________________________________________________________________________________________Ilivein_______________________________________________________________________________________Icaneat____________________________________________________________.thelargestandheaviestanimalonearth.Iweighasmuchas200tons.loveswimming,andmanypeoplelikewatchingmeswim.Theythinkit’soneofthemostbeautifulthingstosee.alloceansexcepttheArcticOcean.Myfavouritefoodistonsoftheseadaysomeofthetiniestanimalsintheocean.aroundfour3bChecklistSelf-evaluationPeer-evaluationTeacher-evaluationClearstructureTopicsentenceMorerelativeinformationRightlinkingwordsRightgrammarRightspellingGreatGoodTryharderNow,youcanexchangeyourwritingswithyourpartnertocheckeachother’swriting.本單元的話題是“神奇的植物和動物”，屬于“人與自然”主題范疇中“自然生態(tài)”這一主題群。此類話題常見的寫作角度涉及：①描寫動植物的一些特征；②描述動植物的習性；③需要人類做的一些事情。話題概述Writing

以下是關于長頸鹿的一些信息，請據此寫一篇英語短文。內容包括長頸鹿的外形特征、生活特征、壽命，并呼吁大家保護長頸鹿。詞數：80—100。審體裁：說明文審人稱：第三人稱審時態(tài)：一般現在時審要點：外形特征、生活環(huán)境、飲食習慣、壽命、保護措施。外形特征地球上最高的動物，成年長頸鹿可達6米高。生活環(huán)境主要生活在非洲草原飲食習慣草食動物，每天約消耗34千克食物壽命在野外可達25年開頭結尾正文引出話題表達感受具體描述Giraffesarereallyinterestinganimals.Theyarethetallestanimalsonearth.Butnow,giraffesareindanger.Weneedtoprotectthem....Anadultgiraffecan...Theirlongnecks...Giraffeslive...Theyonlyeat...Giraffescanlive...Giraffesplay...新課標?示范課SamplewritingGiraffesarereallyinterestinganimals.Theyarethetallestanimalsonearth.Anadultgiraffecangrowupto6metrestall.Theirlongnecksandlegsmakethemlookveryspecial.GiraffesliveinthegrasslandsinAfrica.Theyonlyeatplantsandtheycaneatabout34kilogramsoffoodeveryday.Giraffescanlivefor25yearsinthewild.Giraffesplayanimportantpartintheecosystemofourplanet.Butnow,giraffesareindanger.Weneedtoprotectthem.Let'sallworktogethertomakesuretheseamazinganimalscanlivehappilyintheirhomes.1.Bluewhalescanliveupto90years.liveuptoLanguagepoints①達到；符合（期望等）Healwayslivesuptohisparents’expectations.他總是不辜負父母的期望。②活到（某一年齡、歲數等）Anelephantcanliveuptosixtyyears.一頭象能活到60歲。同義詞reachreach達到（某一數量、程度、年齡等）；在表示活到某一年齡時，可與“l(fā)iveupto”替換。Sometreescanreachaheightof30meters.有些樹能長到30米高。Somepeoplecanreach90yearsold.有些人能活到90歲。2.BluewhalesliveinalloceansexcepttheArcticOcean.except①（介詞）除……之外；除了其后接名詞、代詞等作

賓語，表示某人或某物不包含在某一范圍內。TherestaurantisopeneverydayexceptMonday.這個飯店除了星期一每天都營業(yè)。②（連詞）除了,只是；除非Mydressissimilartoyours,exceptmineisblue.我的連衣裙和你的相似，只是我的是藍色的。Iwon’tgoexceptyoucomewithme.除非你跟我一起去，否則我不會去。辨析：except,besides

與

butTheyallwenttothepartyexceptAnn.

除了安，他們都去了聚會。Wehavealotincommonbesidesmusic.

除了音樂，我們還有很多共同點。Thereisnoonebutme.

這里除了我沒有別人。except除……之外；除了強調所排除的內容不包含在內，含有“減去”的意思besides除……之外（還有）包括besides后面的內容，含有“加上”的意思but除……之外與except用法基本相同。常用于no,nothing,anything之后SectionB(3a－3c)Writing:Learntowriteapostontheforumaboutone’sbirthday.SummaryHomework

假設你是陽光中學的李華，一位野生動物愛好者。你登錄了WildlifeConservationSociety（野生動物保護協會）網站。請根據網站信息及留言欄中的問題用英語談談你的看法。MessageNowafewrestaurantsstillhavesomewildanimalsasdeliciousfoodonthetable.Whatdoyouthinkaboutthefact?Asawildlifelover,whatcanyoudotoprotectthem?Howcanyouteachpeopletolivetogetherwithwildanimals?注意：1.文中不能出現真實姓名、校名等信息；2.詞數80左右，開頭已給出，不計入總詞數。

Itisreportedthatafewrestaurantsstillhavesomewildanimalsasdeliciousfoodonthetable._________________________________________