Unit 1 Period 2 Build up your vocabulary 教案-2022-2023学年高中英语人教版2019选择性必修第二册

Unit1ScienceandscientistsPeriod2Buildupyourvocabulary教学设计课题Period2Buildupyourvocabulary单元Unit1学科English年级Grade2教材分析Thisisthesecondperiodofthisunit.Theemphasisofthisperiodwillbeplacedontheimportantwords,expressionsandsentencepatternsinthereadingtext.Inordertomakestudentsunderstandthesepoints,teachercanfirstgetstudentstostudytheusagesthemselvesandtrytomakeasummaryaccordingtotheexamples,andthentrytoputthemintousetoimprovetheabilitytousetheminarealsituation.Atlastundertheguidanceoftheteacher,studentscanmakeuseofwhattheyhavelearnedasmuchaspossibletoexpressthemselves.Bydoingso,studentscangrasptheseimportantlanguagepointswell.教学目标与核心素养Knowledgeobjectives:LearnsomeprefixesorsuffixesandenabletheSstomastertheusageofthekeywordsandexpressionsinthisunit.Skillobjectives:EnabletheSstousethesentencepatternsflexibly.Emotionalobjectives:Thestudentscanrefinethegreatnessofachievementandwillbebetteratwritingandspeaking.重点frustrated;infect;contradictory;initialsubscribeto;suspectof;linkto;drawaconclusion;makesenseSb.Betoblameforsth.难点HowtotraintheSstoapplysomestructurescorrectlybydoingtherelevantexercises.教学过程教学环节教师活动学生活动设计意图导入新课Step1leading–inUseppttoshowalongwordandguidethemlikethis:Lookatthefollowingwordandguesswhatisthemeaningofit.2.Pointoutthewordformationandgivetherelatedprefixesandsuffixes.Giveacomplexwordandaskstudentstoguessthemeaningofitandobservetheformation.Tocheckwhetherstudentstofindouttheprefixesorsuffixesandguidestudentstothestudyofwordformation.复习词汇衔接新课DealingwithPPT4-10Lookatthefollowingwordsandfindouttheirregulation.-form-:reform;preform,inform;uniform;transformprefix前缀:re-=again;pre-=completely;in-=into;uni-=single;trans-=changed2.GivetheChinesemeaningoftheunderlinedwords.1.Studieshaveshownthatwhenexerciseisperformedingroups,it'snotonlygreatforimprovingphysicalhealthbutforpsychologicalhealth.2.Schoolreformeffortsduringthe19thcenturyhavereducedtheamountoftimeadolescentsspendwithyoungerchildren.3.Sincethen,thesocietyhasmovedonward,neverlookingback,asthecartransformedAmericafromafarm-basedsocietyintoanindustrialpower.4.Asinsomanyofficesthatyousee,thewallsandfurnitureareauniformgray.答案：进行；改革；改变；同一的3.-view-：review;preview;interview;interviewer;intervieweeprefix前缀:re-=again;pre-=completely;inter-=between;fromonetoanothersuffix后缀:-er=theoriginatorofanaction-ee=therecipientoftheaction4.Fillintheblankswiththewordsrelatedto“view”.1.Themanagerhadbeenthepreviousyearonhiswayhome.2.We'veawomanforthejobalready,butshewasn'tverywellqualified.3.Journalistswillbeinvitedtotheexhibitiontomorrowbeforeit'sopentothepublic.4.Thegetstoseemoreofthecandidatebyaskingsomepredesignedquestions.5.Thecangetachancetoshowhisconfidence,workingabilityandeducationalbackground.答案：reviewing;interviewed;preview;interviewer;interviewee1.Askstudentstohaveabrainstormfirst,thenwritedowntheeachword.Andnext,learneachprefix’smeaning.PractisetherelatedwordsandanswertheQuestionsindividually.讲授新课LearnaboutwordformationandDealwithPPT11-141.Useppttoshowsomeotherprefixesorsuffixes:prefixesdis-不，否定，相反micro-极小的，微小的mis-错误的，坏的；不；相反un-不；表示相反的动作multi-多于一的；多的Suffixes-ory不，否定，相反-ion极小的，微小的-ial与有关的，有特性的-ology表示学科,学问-al的动作，的过程-or的物，用于做的物-ist专业人员，专家；主义者2.Findthewordsfromthepreviouspageswiththefollowingprefixesorsuffixes.Thenaddtwowordsforeachprefixorsuffix.Prefix suffixre-retell recycle -orytheorycontradictorydis-disappointdislike -ion action inventionmicro-microsoftmicrophone-ial beneficial officialtrans-transformtransport-ologybiology geologymis-misunderstandmisleading-alnatural actualun-unlike unhappy -or actor inventormulti-multiplemultinational-ist biologist scientistLearnsomeimportantwordsandphrasesanddealingwithPPT15-233.Makephrasesbycombiningthewordsintheleftboxwiththoseontheright.Thencompletethesentencesusingthesephrases.subscribesuspectblamelinkto,of,for1.Manyscientists____________________theviewthatitishumanactivitythathascausedglobalwarming.subscribe:topaymoney,usuallyonceayear,tohavecopiesofanewspaperormagazinesenttoyou【记忆】sub下+scrib写+e→在单子下面写上名字→订阅；认购2.Hewasto____________theaccidentbecausehedroveonthewrongsideoftheroad.blame:tothinkorsaythatsb./sth.isresponsibleforsth.bad【常见搭配】：[betoblame]炎热的天气是缺水的原因之一。Thehotweatherpartlyforthewatershortage.3Theman____________________beingbehindtherobberywasseencrossingthestreet.suspect:v.tothinkthatsomethingisprobablytrue,especiallysomethingbad怀疑tothinkthatsomethingisnothonestortrue不信任n.someonewhoisthoughttobeguiltyofacrime犯罪嫌疑人【例句】Isuspectedthattherewassomethingwrongwiththeengine.我怀疑发动机出了什么故障。Ibegantosuspecthismotivesininvitingme.我开始怀疑他邀请我的动机。Twosuspectswerearrestedtodayinconnectionwiththerobbery.有两名与劫案有关的嫌疑人今天被逮捕。【常用搭配】[suspectsb.ofsth.]Hewassuspectedoftreason.他有叛国嫌疑。4.Sinceheartdiseaseisoften________________ourlifestylechoices,weneedtomakehealthylivinganimportantpartofourlives.link:v.makealogicalorcausalconnection;connect,fasten,orputtogethertwoormorepieces连接；联合，结合n.themeansofconnectionbetweenthingslinkedinseries联系，关系答案：subscribeto；blamefor；suspectedof；linkedto4.Replacetheunderlinedpartswithsuitablewordsfromthebox.raw;ahouseholdname;substantial;statistics;handle1.Itisnotunusualforanathletetobewellknownwhileheisactive,andquicklyforgottenwhenhisathleticcareerisover.2.I'msureshe'lldealwiththechangesverywellbecauseshe'sveryadaptable.3.Hewasreadytoservedinnertohisfriendswhenherealizedthathehadforgottentoturnontheovenandthemeatwasnotcookedyet.4.Heusedhisgreatinfluencetochangethethinkingofthescientificcommunityonthisissue.5.Scientistshavecollectedmoredatathanexpectedtoprovethetheory.答案：ahouseholdname;handle;raw;substantial;statistics5.Readthispassageaboutmedicalscience.Completeitusingthewordsbelow.infectionmultipledecreaseseveretransformproofblamesubstantialBritishscientistsbelievetheymayhavefoundawaytofightthecommoncold.Itblocksakeyproteininthebodycellsthatisto_________forthespreadofcold-causingvirus.Targetinghehostratherthan__________wasabitnon-traditionalbutmadesensebecauseitwastrickytotargetthevirus.Cold-causingvirusarenotonlyof__________kinds,theyalso__________rapidly,meaningtheycanquicklydevelopresistancetomedicine.Researchersareworkingonmakingaformofmedicinethatcanbetakendirectlyintoone’slungs,to____________thechanceofsideeffects.Thoughthesescientistshavemade____________________advancesintheirresearch,further______________isneededtomakesuresuchdrugsarenotso______________thattheyharmthebody.答案：blame,infection,multiple,transform,decrease,substantial,proof,severeLetstudentsusewhattheyhavelearnedabovetoguessthewordformation.Studentscandoitindividuallyoringroups.Whiledoingtheexercises,studentscanplayagametoseewhocanorwhichgroupcangiveasmanycorrectwordsoranswersaspossible.Haveathoroughunderstandingofthemeaningandusageofwordsandbeabletogivecorrectanswers.Tochecktheabilityofguessingwords’meaningTotrainstudents’teamspirits.CollaborativeinquirylearningUsevocabulary,mastervocabularyandexpandvocabularyusage.Usethetextmaterialstoguidethestudentstotrytherelevantquestionsofthecollegeentranceexamination,andmakeeffortsindailylifetograduallycultivatetheirpragmaticability.课堂练习Wordsextension1.frustratev.挫败;阻挠;adj.挫败的;沮丧的frustrationn.懊丧;令人懊丧的事物withfrustration恼火地2.infectv.使感染;使传染infectionn.感染;传染severeinflections严重的感染3contradictoryadj.相矛盾的;对立的contradictv.相矛盾contradictorystatements相互矛盾的陈述4.initialadj.开始的,最初的initiallyadv.开始地,最初initialreaction最初的反应Phrasesextension1.多亏thanksto2.最终onceandforall3同意,订阅subscribeto4.最重要的是aboveall5.爆发breakout6.主观;负责inchargeof7得出结论drawaconclusion8.总之ingeneral9.结果是asaresult10.死于diefrom11.弄清;查明findout12.处理dealwith13.执行carryout14.有意义makesenseFillintheblankswithproperformofthephrases.1.We______thatthedisasterwastoend.2.Itwasallagreatsuccess—alotofhardwork.3.Onthefaceofitthatseemsto.Butthefiguresdon'taddup.4.,aplaincarpetmakesaroomlookbigger.5.Hehassomeunfinishedbusinessto.6.Sendittowhoeverissales.7.________,weconsiderhimasall-aroundstudentattheendofthesemester.8.Morethanhalfofallsmokers___atobacco-relateddisease.9.Theyinterviewedthevictimto_____thetruth.10.EverymorningIwouldinasweat.答案：drewaconclusion;thanksto;makesense;Ingeneral;dealwith;inchargeof,Asaresult;diesfrom;findout;breakout课堂活动Activity1Writedownthewordthatmatcheseachdefinition.adj.two

statements,

beliefsetcthatarecontradictoryaredifferentandthereforecannotbothbetrueor

correct【语法填空】Thoughherversionherdaughter's,shebelievedthatfreedomanddisciplinearenoteachother.n.the

act

ofbecoming

involved

inan

argument,

fight,orotherdifficult

situation

inordertochangewhat

happens【语法填空】Thesituationcalmeddownwhenpolice.Thatis,thetwomenwouldhavecontinuedfightingbutfortheofapoliceman.n.allthepeoplewholivetogetherinonehouse;adj.relatingtolookingafterahouseandthepeopleinit【语法填空】Agrowingnumberofofferatleastonecomputertotherenters.Ifaisinterested,you'llgetaninterview,probablybyphone.v.tothrowsb./sth.somewhere,especiallyusingforce【语法填空】用cast的词组填空Shecastherthoughtstothevoyageonthesea,whentheshipwascastduringthestorm.ThepricelesstreasureshadbeencastintotheNile.vi.&vt.todosomethinginordertoprotectsomeoneorsomethingfrombeingattacked【语法填空】Hiscourageinhishomelandinspiredmanyresidents，andwewouldnotabandonourofthecity.n.apersonwhohelpsorsupportssb,usuallyintheirjob【语法填空】Ms.Liisagood__________，whose____________benefitsusalot，and