Unit 5 Look into Science-Lesson 28 The Study of Living Things-ppt课件-(含教案+视频)-市级公开课-冀教版九年级全一册英语(编号：81c40).zip

九年级九年级Unit5Lesson28ThestudyofLivingThingsChipTaylorbiologybutterflymigratefantasticcompletelygrandchildfemalemilkweedchemicalpuzzling奇普奇普.泰勒泰勒n.生物学；生物生物学；生物n.蝴蝶蝴蝶v.移居；迁徙移居；迁徙adj. 奇异的；了不起的奇异的；了不起的adv. 完全地完全地n.孙子孙子;孙女孙女;外孙外孙;外孙女外孙女n.雌性的动物或植物；女雌性的动物或植物；女子子n.(植植)马利筋马利筋n.化学物质化学物质adj.令人费解的令人费解的WordsandExpressionsWhatdowecallthesciencethatstudieslivingthings?Biology!Lesson28TheStudyofLivingThingsplantanimalinsectcellgeneWhatarerelatedtobiology?biologist1.ToreadandunderstandthepassageaboutNorthAmericanbutterfly2.Toreviewtheuseofattributive clauses3.Tolearnsomeusefulwordsandexpressions:fantastic,cutdown,laylegsObjectivesButterfliesarebeautiful.Doyouknowthem?红带袖蝶红带袖蝶Heliconiusmelpomene88多涡蛱蝶多涡蛱蝶Eighty-eightbutterfly猫头鹰环蝶猫头鹰环蝶Caligoeurilochus蓝闪蝶蓝闪蝶Morphomenelaus多尾凤蛾多尾凤蛾Uraniaripheus宽纹黑脉绡蝶宽纹黑脉绡蝶Gretaoto黑脉金斑蝶黑脉金斑蝶MonarchbutterflyTheMonarchbutterflyisonethemostreadilyrecognizedandbelovedinsectsinNorthAmerica.Readthearticlecarefullyandgetmoredetailedinformationaboutthiskindofbutterfly.Whatdoyouknowaboutthiskindofbutterfly?Whatmysteriesofthiskindofbutterflydoyouknowabout?PartIFantasticfactsaboutbutterfliesPartThingsthatDr.TaylorworriesaboutandnowthingsareimprovingPartThingsthatscientistscantunderstandNowskimthepassageanddivideitintodifferentparts.PayattentiontotheseAttributiveClausesentences.ReadPart1andcompletethesentences.1.Dr.ChipTaylorstudies_NorthAmericanbutterfly.2.Thisbutterflytravelsabout4000kilometressouth_.3.Fantasticfactsaboutthebutterflyhavebeen_Dr.Taylors_.onekindofinfalldrawingattentionFantasticfactsaboutbutterflies4.InMexico,_230millionbutterfliesspendthewinter.5.Thebutterfliesthat_thesoutharethegreat-greatgrandchildrenofthebutterfliesthat_thenorth.6.Whenthey_travelnorthinspring,thefemales_.Theylayeggsononlyonceplant:milkweed.asmanyasbegintolayeggsreturntoleftforReadPart2andcompletethesentences.1.InMexico,people_thetreesthatthebutterfliesneedto_becausetheywantmorelandforfarming.2.InUnitedstatesandCanada,farmersusechemicals_killmilkweed.3.Nowthingsareimproving.Mexicohasbeguntoprotect_itsforests.4.TheUnitedStatesandCanadahave_farmerstouselesschemicals.ThingsthatDr.TaylorworriesaboutandnowthingsareimprovingcutdownrestonthatencouragedpartsofThingsthatscientistscantunderstandReadPart3andcompletethesentences.1.Scientistsstilldontunderstand_thebutterfliesknow_toflysouth.2.Andhowdoallthe_findthesameforestinMexicoeveryyear？3.Thisis_puzzling_interestingformanyscientist.howwhenbothandgreat-greatgrandchildrenP731Completethetable.FantasticfactsaboutbutterfliesThingsthatDr.TaylorworriesaboutThingsthatscientistscantunderstand.Thebutterfliesalways_tothesamesmallpieceofforestand_thewinterthere.Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthatleftforthenorth.Thefemales_eggsononlyoneplant:milkweed.InMexico,peoplecutdownthetreesthatthebutterfliesneedto_on.IntheU.S.andCanada,farmersusechemicalsthat_milkweed.Howdothebutterfliesknowwhentoflysouth?.Howdothegreat-greatgrandchildrenofthebutterflies_thesameforest?return/flyspendlayrestkillfindDiscussWouldyouliketobeabiologistwhenyougrowup?Whyorwhynot?2Jointhesentencestomakeattributiveclauses.1.Iaskedhimtomailtheletter.Iwrotethelettertomycousin._2.YesterdayImetaboy.Theboyisanewmemberinourartclub._Iaskedhimtomailtheletterwhich/that/不填不填Iwrotetomycousin.YesterdayImetaboywho/thatisanewmemberinourartclub.P733.Marywascarryingabag.Thebagcostheralotofmoney._4.Footballisateamsport.Footballispopularallovertheworld._Marywascarryingabagwhich/thatcostheralotofmoney.Footballisateamsportwhich/thatispopularallovertheworld.3Workingroupsofthreetoplayagame.Tasktips: Eachgroupshouldpreparesomepiecesofpaperanddividethemintothreecolumns.StudentAwritesapersonsnameinthefirstcolumn,foldsthepaperandpassesittoStudentB.StudentBwritesastatementbeginningwith“who”,foldsthepaperandpassesittoStudentC.StudentCmustfinishthesentenceandreaditoutloud.Example:Mr.BrownwhoisabiologistwillgiveusatalkP73drawonesattentionasmanyascutdownbothandleaveforlaylegsTranslatetheChineseintoEnglish.吸引某人的注意力吸引某人的注意力和和一样多一样多砍伐砍伐既既也也到，去；出发，前往到，去；出发，前往产卵产卵1.FantasticfactsaboutthebutterflyhavebeendrawingDr.Taylorsattention.这种令人着迷的蝴蝶一直吸引着泰勒博这种令人着迷的蝴蝶一直吸引着泰勒博士的注意。士的注意。drawonesattention吸引某人的注意吸引某人的注意力力Hetriestodrawourattentiontothepainting.他试图把我们的注意力吸引到这幅画上。他试图把我们的注意力吸引到这幅画上。Thewonderfulbasketballgamedrewmyattention.精彩的篮球比赛吸引了我的注意。精彩的篮球比赛吸引了我的注意。2.Here,asmanyas230millionbutterfliesspendthewinter.在这里，多达两亿三千万只蝴蝶在这里在这里，多达两亿三千万只蝴蝶在这里过冬。过冬。as+adj./adv.+as意为意为“和和一样一样”，表示同级的比较。表示同级的比较。Thisfilmisasinterestingasthatone.这部电影和那部电影一样有趣。这部电影和那部电影一样有趣。Yourpenwritesassmoothlyasmine.你的钢笔书写起来和我的一样流畅。你的钢笔书写起来和我的一样流畅。3.Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthatleftforthenorth.这些飞回南方的蝴蝶是春天飞往北方这些飞回南方的蝴蝶是春天飞往北方蝴蝶的曾曾子孙。蝴蝶的曾曾子孙。leavefor到；去；出发，前到；去；出发，前往往TheyleftforShanghaiyesterday.他们昨天去上海了。他们昨天去上海了。TheywillleaveBeijingforGuangzhoutomorrow.他们明天要离开北京去广州。他们明天要离开北京去广州。4.Whentheybegintotravelnorthinspring,thefemaleslayeggs.当他们春天开始向北方飞行时，雌性蝴蝶当他们春天开始向北方飞行时，雌性蝴蝶产卵。产卵。layeggs意思是意思是“产卵，下蛋产卵，下蛋”。lay的过的过去式和过去分词为去式和过去分词为laid，现在分词为，现在分词为laying。Itisoneofonlytwomammalsthatlayeggs.它是仅有的两种产蛋哺乳动物之一。它是仅有的两种产蛋哺乳动物之一。Theyonlylayeggsabouteveryfiveyears.它们只是每隔五年才产卵一次。它们只是每隔五年才产卵一次。5.ButinMexico,peoplecutdownthetreesthatthebutterfliesneedtorestonbecausetheywantmorelandforfarming.但是在墨西哥，人们砍伐了蝴蝶赖以栖息但是在墨西哥，人们砍伐了蝴蝶赖以栖息的树木，因为他们需要更多的耕地。的树木，因为他们需要更多的耕地。cutdown砍伐；消砍伐；消减减Manytreeshadbeencutdownsothatthesoilwaswashedaway.许多树木被砍伐了，结果土壤被雨水冲走。许多树木被砍伐了，结果土壤被雨水冲走。Wemustcutourexpensesdowninordertolivethroughthewholeyear.我们必须减少消费，以便度过全年。我们必须减少消费，以便度过全年。注：另附注：另附word文文档，点此链接档，点此链接.根据汉语提示完成句子。根据汉语提示完成句子。1.Ihavea_(极好的极好的)sociallife.2.Themostprofoundunsolvedproblemin_(生物学生物学)istheoriginoflifeitself.3.Somebirds_(迁徙迁徙)asseasonchanges.4.I_(完全地完全地)agreewiththeseviews.5.ThespellingofEnglishisoften_(令人费解的令人费解的).fantasticbiologymigratecompletelypuzzling.翻译下列句子。翻译下列句子。1.汤姆有能力吸引大家的注意力。汤姆有能力吸引大家的注意力。2.他整天像蜜蜂一样忙碌。他整天像蜜蜂一样忙碌。 3.我过去常常在我过去常常在8:30去工作。去工作。4.这篇稿子太长，得砍去一半。这篇稿子太长，得砍去一半。Tomhasabilitytodraweverybodysattentiontohim.Heisasbusyasabeeallday.Iusedtoleaveforworkat8:30.Thearticleistoolongandshouldbecutdownbyhalf.本课重点回顾本课重点回顾1.FantasticfactsaboutthebutterflyhavebeendrawingDr.Taylorsattention.2.Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthatleftforthenorth.PreviewthewordsandexpressionsinLesson29.Fantastic _:Researchandwriteareportaboutananimalorinsectthatyouthinkisfantastic.Includeadrawingorimageoftheanimalorinsect.科目English课题Lesson 38: Stay Healthy!课型New lesson 备课人授课人授课时间知识与能力：词汇：remember, information, keep, brain, ping-pong句型：1.School is great for building our minds.2.A healthy body is a health mind.3.Exercise can keep our brains young.过程与方法：自学 探究 讨论 练习学 习 目 标情感态度和价值观：让学生养成讲文明，懂礼貌的习惯。句型：1.School is great for building our minds.2.A healthy body is a health mind.3.Exercise can keep our brains young.教学重点难点灵活运用所学句型，学会怎样用英语谈论保持健康的方法。学法指导1 自主学习对话，培养与他人用英语交流的意愿.2 课堂探究，对自主学习遇到疑难大胆提问，教师点拨，学生掌握基本语言点。能力提示与知识拓展，完成相应的练习。知识链接：英语中的礼貌用语 二、三交备课教学流程： 一，知识导航 学会怎样用英语谈论保持健康的方法。句型：1.School is great for building our minds.2.A healthy body is a health mind.3.Exercise can keep our brains young.二.预习指导1. 听磁带回答课本 101 页第一大题。2.学习建议：再读一遍课文，迅速勾画出新短语，单词和句型，并结合语境猜测其含义。三知识点探究：1. need 2. Help 3. keep即兴练习：用正确的词形填空四，学以致用，拓展提升:1. 保持健康对每个人来说都很重要。2. 多做锻炼对大脑有好处。3. 丹尼应该锻炼他的思维。五总结反刍2.注意对话的背诵及灵活运用重点句式。六、 板书设计：Main wordsMain PhrasesLanguage PointsExercisesSummary