高三英语全套教案 unit 4 (人教版)

UNIT4GREENWORLDI单元教学目标技能目标SKILLGOALS0TALKABOUTBOTANY1SPEAKABOUTPROCEDURES2WRITEADESCRIPTIONOFPLANTSII目标语言功能句式SPEAKABOUTPROCEDURESINAGRICULTUREANDBOTANICALSCIENCE1CANYOUTELLSOMETHINGABOUT2WHATISITUSEDFOR3CANYOUTHINKOFWAYSTO4WHATKINDOFDOYOUKNOW5WHICHFLOWERISYOURFAVORITE6WHYDOPEOPLENEEDTO7WHATPROBLEMSDIDHAVEINCOMMON8WHYWAS/ISIMPORTANTTO9WHEREDOCOMEFROM10WHATCOULDBEAPOSSIBLEEXPLANATIONFOR词汇1四会词汇PROCEDURE,ROSE,STRAWBERRY,LEMON,BUNCH,GROWTH,HERB,IDENTIFICATION,MALE,PRIVILEGE,BOTANICAL,COSY,APPETITE,ASTRONOMY,EXPENSE,COCOA,ENTERPRISE,SETTLEMENT,STRAW,PINEAPPLE,TONE,REWARD,TECHNICIAN,APPEARANCE,OUTPUT,MILLIMETER,MERELY,CLASSIFY,PROMOTE,APPOINT,CALCULATE,ACCUMULATE,ABANDON,NOWHERE,ALTOGETHER,LATTER,DISTINGUISH2认读词汇TULIP,PEONY,CARLLINNAEUS,DANIELSOLANDER,JOSEPHBANKS,WEALTH,OCEANIA,TAHITI,VENUS,HEMP,INVOLVE,KEW,CLASSIFICATION,OXFORD,CHARLESDARWIN,BEAGLE,GALAPAGOS,FINCH,BEAK,GREGORMENDEL,GOTETURESSON,DANDELION3词组LOOKOUTFOR,ONALARGESCALE,YEARAFTERYEAR,PASSAWAY,NAMEAFTER,INDETAIL,HAVESOMETHINGDONE4重点词汇PROCEDURE,GROWTH,MERELY,HERB,CLASSIFY,IDENTIFICATION,MALE,PROMOTE,BOTANICAL,ASTRONOMY,ONALARGESCALE,ACCUMULATE,ABANDON,OUTPUT,DISTINGUISH,APPOINT,CALCULATE语法REVIEWTHEOBJECTWHATISUSEDASTHEOBJECTDIRECTANDINDIRECTOBJECT重点句子1ATTEMPTSHADBEENMADEBYOTHERSTOCLASSIFYPLANTSPECIESINTOGROUPS,BUTTHEBREAKTHROUGHCAMEWITHTHEWORKOFCARLLINNAEUSP302IN1768,THEROYALNAVYAPPOINTEDJAMESCOOKASTHECOMMANDEROFTHEENDEAVORTOTAKEMEMBERSOFTHEROYALSOCIETYONANEXPEDITIONTOTAHITIP313HEALSOLOOKEDOUTFORNEWECONOMICSPECIESPLANTSTHATCOULDBEGROWNINENGLANDOROTHERPARTSOFTHEWORLDTOPRODUCECOPSTHATCOULDBESOLDP314BANKSWASTHEFIRSTTOMOVECROPSFROMONECONTINENTTOANOTHERONALARGESCALE,HELPINGTODEVELOPLOCALECONOMIESWITHTHESENEWIMPORTSP315DARWINSOBSERVATIONSONTHATVOYAGELEDHIMTOWRITEHISFAMOUSBOOKONTHEORIGINOFSPECIESP346BACKHOME,INENGLAND,DARWINREALIZEDTHATDIFFERENCESINHABITATCOULDLEADTODIFFERENTSPECIESINBIRDSASWELLASINPLANTSP347ASARESULTOFDARWINANDMENDELSRESEARCH,SCIENTISTSOFTHENINETEENTHCENTURYFORMEDTHEBELIEFTHATTHEINFLUENCEOFTHEENVIRONMENTWASBEHINDTHEDEVELOPMENTOFNEWSPECIESP358ITWOULDTAKEANEXTGENERATIONOFSCIENTISTSTOBRINGTHEIMPORTANCEOFTHEENVIRONMENTONSPECIESBACKINVIEWP35III教材分析与教材重组1教材分析本单元以GREENWORLD为话题，旨在通过单元教学让学生初步了解一些植物学方面的基础知识，如植物的分类、栽培以及植物学的发展历程等；并能够运用所学语言知识对相关话题进行表述。11WARMINGUP部分呈现了四种常见花卉的图片。旨在通过对这些图片的感知，唤醒学生对相关知识的记忆。12LISTENING是关于绿色植物果实的分类及其食用（药用）价值的一段录音。通过对这一段录音的学习，学生可以形成对植物果实分类知识的初步了解。13SPEAKING部分提供了三个讨论话题。第1个话题要求学生按照图片提示描述豆类植物的种植、培育过程。第2个话题是第1个话题的延伸和拓展，学生通过讨论，可以了解到更多的植物种植、培育过程，从而形成对部分植物特性的了解。第3个话题以生活中“送花”为例，进一步训练学生对花卉养护知识的描述能力。14PREREADING以图片形式呈现了四种植物果实形态。目的在于通过对这些植物果实的感知，让学生进一步了解植物学相关知识（如植物产地、使用价值等）。并由此引导出READIGN部分的中心人物。15READING介绍了植物学（正式成为一门科学）的历史形成过程。重点介绍了两个为植物学发展做出过卓越贡献的重要人物林厄尼斯与班克斯。16POSTREADING部分针对READING部分的相关内容设计了5个小练习。第1个练习以选择填空的形式考查学生对课文细节内容的了解。第25小题以问句形式进一步考查学生对课文重点内容的了解。17LANGUAGESTUDY该部分包括WORDSTUDY和GRAMMAR两个部分，各设置了23个小题。WORDSTUDY分别以同义替换（词汇释义）和短文填空的形式对本单元部分重点词汇进行训练；GRAMMAR部分主要就前面所学“宾语”这一句子成分进行巩固性练习。该部分设置了三个小题第1小题要求学生对所给句子中的“宾语”进行辨析，以进一步加深其对该概念的理解；第2小题着重对HAVESOMETHINGDONE这一句型结构进行训练；第3小题以改写句子的形式进一步训练“宾语”这一语法内容，特别是直、间接宾语的用法。18INTEGRATINGSKILLS分READIGN和WRITING两个部分。READING部分介绍了查尔斯达尔文、格雷门门德尔、约特杜尔松三个在植物学发展史上作出过重大贡献的人物。WRITING部分以DANDELION为例，要求学生通过对图片的描述了解“物种变异”方面的知识。另外，课本还提供了可供写作时参考的段落提纲。19TIPS部分是有关“科学观察”这一科学家所必备素质的论断或名言。110CHECKPOINT共两部分。第1部分重点对“宾语”这一语法内容进行回顾总结；第2部分利用问句形式提出要求，让学生归纳可用于描述农业和植物学研究过程中的“步骤”的词汇及表达。2教材重组21将WARMINGUP部分与SPEAKING部分以及WORKBOOK中TALKING部分整合在一起上一节“口语课”。22将课本PREREADING部分、READING部分和POSTREADING部分以及WORKBOOK中GRAMMAR部分第1题整合在一起上一节“精读课”。23将课本LANGUAGESTUDY部分与WORKBOOK中PRACTICIGN部分整合在一起上一节“语言知识”课。23将课本LISTENING部分和WORKBOOK中LISTENING部分整合在一起上一节“听力课”。24将INTEGRATINGSKILL中READING部分与WORKBOOK中READING部分整合在一起上一节“泛读课”。25将INTEGRATINGSKILL之WRITING部分与WORKBOOK中WRITING部分整合在一起上一节“写作课”。3课型设计与课时分配1STPERIODSPEAKING2NDPERIODREADING3RDPERIODLANGUAGESTUDY4THPERIODLISTENING5THPERIODEXTENSIVEREADING6THPERIODWRITINGIV分课时教案THEFIRSTPERIODSPEAKINGTEACHINGGOALS教学目标1TARGETLANGUAGE目标语言A重点词汇和短语TULIP,ROSE,PEONY,STRAWBERRY,BUNCH,B重点句子CANYOUTELLSOMETHINGABOUTEACHFLOWERWHEREDOESITCOMEFROMWHATISITUSEDFORWHICHFLOWERISYOURFAVORITEEXPLAINHOWTOGROWANDTAKECAREOFTHESOYBEANPLANTDESCRIBEWHATTODOANDHOWTOTAKECAREOFTHEFLOWERSYOUHAVEBEENGIVEN2ABILITYGOALS能力目标ENABLESTUDENTSTOTALKABOUT“BOTANY”INCLUDINGTHENAMES,THEPROPERTIES,THEUSAGEOFCERTAINPLANTS,HOWTOGROWANDTAKECAREOFTHEM,ETCANDTOSAYSOMETHINGABOUTIT3LEARNINGABILITYGOALS学能目标LEARNHOWTODESCRIBEPLANTSPROPERTIESPLACESOFBIRTHWHATTHEYAREUSEDFORHOWTOGROWANDTAKECAREOFTHEM,ETCTEACHINGIMPORTANTPOINTS教学重点HELPSTUDENTSLEARNTODESCRIBEPLANTSANDHOWTOGROWANDTAKECAREOFTHEMTEACHINGDIFFICULTPOINTS教学难点HOWTOHELPSTUDENTSLEARNMOREABOUT“BOTANY”,ANDTHENGIVEDESCRIPTIONSTEACHINGMETHODS教学方法DISCUSSIONPAIRWORK/GROUPWORKTEACHINGAIDS教具准备PICTURES,SLIDES,APCANDAPROJECTORTEACHINGPROCEDURESTULIPPEONYSUNFLOWERTWELLDONESUSAN,WHATISYOURFAVORITEWHYSILOVESUNFLOWERBESTOFALLTHEREARE,ITHINK,THREEREASONS,FIRST,ILOVEEATINGTHESEEDSOFSUNFLOWERS,THEYAREDELICIOUSSECOND,THEIRSTEMSCANBEUSEDTOBUILDFENCESBYFARMERSTHIRD,SUNFLOWEROILISVERYPOPULARINDAILYLIFETGREATLILY,CANYOUTELLUSSOMETHINGABOUTTHEOTHERTHREEFLOWERSSOKTULIPSARENATIVETOCENTRALANDWESTERNASIA,ANDPARTSOFTHEMIDDLEEAST,ROUGHLYINTHEREGIONNEARAFGHANISTANTULIPSAREMAINLYUSEDFORDECORATIONTREEPEONY,THECHINESENATIONALFLOWER,NATIVETOCHINA,ISCALLEDASTHE“KINGOFFLOWERS“,WHICHISWIDELYUSEDINCHINESEMEDICINEROSEISNATIVETOSOUTHWESTASIA,ANDITISOFTENUSEDASPRESENTWITHTHEMEANINGOF“LOVE”ALSO,ROSEFLOWERISAKINDOFIMPORTANTCHINESEMEDICINETGOODASWEALLKNOW,FLOWERSAREONLYONEOFTHEMOSTIMPORTANTPARTSOFPLANTSPLANTSAREVERYIMPORTANTTOHUMANBEINGSTHEYPROVIDEUSFOOD,MEDICINE,DECORATION,ETCWITHOUTTHEM,OURWORLDWOULDBEDULL,LIFELESSANDGROWINGPLANTSCANBEBOTHFUNANDAUSEFULEXPERIENCEDOYOUHAVESUCHEXPERIENCESDOYOUKNOWHOWTOGROWCERTAINPLANTSANDHOWTOTAKECAREOFTHEMTHEPICTURESONPAGE29ISANEXAMPLEOFPLANTINGSOYBEANSNOWEVERYONE,LOOKATTHEPICTURESFIRST,THENTRYTOEXPLAINTHESTAGESOFGROWINGSOYBEANANDHOWTOTAKEOFTHEMBYDESCRIBINGEACHPICTURE,YOUMAYWRITEDOWNYOURIDEASONTHEPAPERMOVEAROUNDTHECLASSANDCHECKTHEIRWORKOFFERLANGUAGEHELPIFNEEDEDSTEPIIISPEAKINGABOUTPROCEDURESTKATE,WOULDYOULIKETOSHOWUSYOURIDEASSGLADTOFIRST,PUTSOMESOFTSOILINTHEPOTORBOXSECOND,PUTTHESEEDSOFSOYBEANSONAWETCLOTHORPUTTHEMINTHEWATERTHEN,PUTTHESEEDSINTOTHESOILAFTERSEVERALDAYS,THESEEDSCOMEINTOBUDANDOUTOFTHESOILLATERON,WATERTHEMEVERYTWODAYSTILLTHEGREENLEAVESGROWFORTHISSTEP,THETEACHERCANORASKTHESTUDENTSTOMAKEASHORTFILMTOPRESENTTHESTAGESOFGROWINGSOYBEANSSTEPIVDISCUSSIONTWELLDONE,KATESOYBEANSAREEASYTOGROWNOWIMAGINEYOUWANTTOPLANTSOMETHINGELSEINYOURGARDENPLOT,WORKINGROUPSANDDECIDEWHICHPLANTS,VEGETABLESORFLOWERSYOURGROUPWOULDGROW,HOWTOPLANTTHEM,HOWTOTAKECAREOFTHEM,WHENTOHARVESTORPICKTHEMSTEPVORALPRESENTATIONASKSEVERALSTUDENTSTOSHOWTHEIRANSWERSTOTHECLASSSAMPLEANSWERSCARROTSARELOADEDWITHVITAMINS,ANDARENUTRITIOUSONTOPOFBEINGGOODFORYOU,CARROTSTASTEGOOD,TOOSOOURCHOICEISCARROT1BEFOREPLANTING,WORKTHESOILDEEPLY2SOWTHEMVERYTHINLY,ABOUT1/4INCHDEEPCOVERTHEMWITHAFINEGARDENSOILORSPRINKLETHEMONTOPOFTHESOIL,ANDLIGHTLYWATERTHEMINTOTHESOIL3KEEPCARROTSWELLWEEDEDEARLYINTHESEASONTHEYAREEASILYOVERCROWDED,WITHANYCOMPETINGWEEDSUS