Unit 6 Using language 教学设计-2022-2023学年高中英语外研版2019选择性必修第一册

选择性必修一第6单元UsinglanguagePage1:封面标题Helloeveryone,nicetomeetyou.Todaywe'regoingtolearnSelectiveRequiredCourseBook1Unit6Usinglanguage.Page2:Step1AnalysisofthematerialFirstofall,let'slookattheintroductionoftoday’slesson.Page3:语法部分的主要内容为现在完成进行时的概念及用法。小语段讲述了作者戴上虚拟现实头盔装置探索亚马逊雨林的经历。接下来通过对比二十年前和现在的环境状况，使同学们进一步熟悉现在完成进行时的用法。本课旨在帮助同学们在真实语境中掌握现在完成进行时的用法。引导同学们通过观察、总结掌握现在完成进行时与现在完成时的异同，学会在写作中正确应用现在完成进行时。Page4:Leading-inOK,nowlet’sbeginthegrammarlearning!Page5:Pleaseanswerthefollowingquestions.Page6:Question1:WhendidyoubegintolearnEnglish?（学生读题，停顿10秒）Youmayanswer:IbegantolearnEnglishfromGrade3inprimaryschool.Question2:HowlonghaveyoubeenlearningEnglish?（学生读题，停顿10秒）Youmayanswer:IhavebeenlearningEnglishfor7years.Question3:AreyoustilllearningEnglishnow?（学生读题，停顿10秒）Youmayanswer:Yes,IamstilllearningEnglishnow.Thesequestionsarenotdifficulttoanswer.Trytothinkofthefollowingones.Haveyoueverseenthestructure“havebeendoing”before?Whatdoesitmean?（学生思考，停顿10秒）Page7:Let’sfindtheanswersthroughourlearning!Page8:Lookatthesentencesfromthereadingpassageandanswerthequestions.Page9:Whichofthesestatementsistrueaboutsentence(a)?（学生读题，停顿30秒）Obviously,theanswersare(1)Wildanimalsstartedusingthesepassagesinthepast.and(3)Wildanimalsstillusethesepassagesnow.（停顿5秒）Page10:Thesecondquestion:Whatisthedifferencebetweentheexpressionsinboldinsentences(a)and(b)?(好，现在给大家一点时间思考)（学生思考，停顿1分钟）Theyaredifferentinformandmeaning.Forsentence(a)theformis“havebeendoing”,whilefor(b)is“havedone”.Inmeaning,theboldpartinsentence(a)meanstheactioniscontinuousfromthepast;whiletheboldpartinsentence(b)meanstheactionhappenedonceinthepast.Thestructure“have/hasbeendoing”insentence(a)iscalledpresentperfectcontinuous（现在完成进行时）。（停顿5秒）Page11:Now,lookformoresentenceswiththepresentperfectcontinuoustenseinthereadingpassage,andsummarizeitsuseinyourownwords.（学生完成任务，停顿2.5分钟）Page12:Haveyoufinished?Let’schecktheanswers.Wehavefoundthefollowing5sentences.Sentence1:ThetrainhasbeenracingalongsteadilysinceitleftXining.火车自从西宁出发，向前平稳行驶。通过句子描述我们不难看出：此句中的现在完成进行时表示动作从过去某一时间开始一直持续到现在。Sentence2:Allthistime,thesong“SkyRailway”hasbeenplayinginsidemyhead.一路上，我的脑海中不断回想起《天路》这首歌曲。时间状语“allthistime”表明动作持续到现在。Sentence3:Thejourneyhasbeenflyingby,andbeforeIknewit,wehavereachedTanggulaStation.火车一路疾驰，还没等我反应过来，就已经到达了唐古拉车站。虽然此句没有明显的时间状语，但我们仍能体会到：flyby飞驰这个动作一直在延续。Sentence4:TheQinghai-TibetPlateauhasbeenattractingpeople’sadmirationforcenturies.几个世纪以来，青藏高原是无数人向往的地方。“forcenturies”强调动作持续的时间。Sentence5:Now,thankstoourefforts,passengersfromalloverthecountryhavebeenenjoyingthesemagicallandscapes.如今，由于我们的努力，来自全国各地的旅客都能亲眼欣赏到这片神奇的土地。现在完成进行时强调“欣赏土地”这一动作从过去到现在的延续。（停顿5秒）Page13:Now,let’smakeasummary.Presentperfectcontinuous:现在完成进行时表示动作从过去某一时间开始一直持续到现在，这个动作可能刚终止，也可能还在进行。（停顿5秒）Page14:Whatisthedifferencebetweenpresentperfectcontinuousandpresentperfect?(好，现在给大家一点时间思考)（学生思考，停顿30秒）Haveyougottheanswer?Let’slookatsomeexamples.Theyhavebeenwideningtheroad.他们在加宽马路（但尚未完工）。Theyhavewidenedtheroad.他们加宽了马路（已完工）。总结：现在完成进行时往往强调动作的延续，而现在完成时强调动作的结果。（停顿5秒）Page15:Let’slookatmoreexamples.I'vebeentakingpartinracesforfouryears.我这四年一直在参加比赛。Howmanyraceshaveyoutakenpartin?你参加多少场比赛了？总结：现在完成进行时往往表示动作在重复，而现在完成时一般不表示动作的重复。（停顿5秒）Page16:Whathaveyoubeendoing?Youlookfedup.你一直在干什么呀？你看上去很不高兴。Ihavefinishedmyhomework.我已经完成了作业。总结：现在完成进行时与所有进行时态一样带有感情色彩，可使表达显得生动，而现在完成时往往只表明一个事实、一种影响或结果，不带感情色彩。（停顿5秒）Page17:常与现在完成进行时连用的时间状语有：allthetime,thisweek,allnight,thesefewdays,for...,since...等。Forexample,Aprivatedetectivehasbeentailinghimforseveralweeks.一位私人侦探几个星期以来一直在跟踪他。Tomlovesoutdooractivities—heskisinwinterandhasbeenfishingandhuntingsincehewasachild.汤姆热爱户外活动，冬天他去滑雪，他从小就开始钓鱼和打猎。（停顿5秒）Page18:LanguagepracticeNowlet’spracticeusingthepresentperfectcontinuoustense.Page19:Rewritethesentenceswiththepresentperfectcontinuoustenseusingtheexpressionsinbrackets.Page20:好，现在给大家一点时间思考。（学生完成任务，停顿1.5分钟）Haveyoufinished?Let’schecktheanswers.Sentence1:TheEarthhasbeengettingwarmersincetheendofthe19thcentury.Sentence2:Europeanshavebeengrowingtomatoessincethe16thcentury.Sentence3:We’vebeenridingonthistrainacrossCanadafortenhours.（停顿5秒）Page21:Next,let’slookatthechartsandmakesentencesusingthepresentperfectcontinuoustense.Page22:好，现在给大家一点时间思考。（学生完成任务，停顿1.5分钟）Haveyoufinished?Let’schecktheanswerstogether.Sentence1:Thenumberoftreeshasbeenincreasinginthelast20years.Sentence2:Desertareashavebeenreducinginthelast20years.Sentence3:Butterflypopulationhasbeenincreasing/hasbecomelargerandlargerinthelast20years.Haveyougotcorrectanswers?（停顿5秒）Page23:Practical

application Well,next,let’sputthepresentperfectcontinuoustenseintopracticaluse.Page24:Activity1:Completethepassagewiththecorrectformoftheverbsinbrackets.现在给大家一点时间思考。（学生完成任务，停顿3分钟）Haveyoufinished?Let’sreadthepassagetogether.Ihavebeenhearingastrangesoundforawhile.It’sadeep,loudroar,likealion’s.Buttherearen’tanylionshere…Orarethere?SoonIseewhathasbeenmakingthenoise:ahowlermonkey.NowIfeellessworried.Realizingthatsomethingismovingonmyshoulder,Iturnmyheadtolookatit.Ohno!it’sagiantspider!Ibrushitoffanditrunsundersomeleaves.Itrytobatawaythehugeinsects,whichhavebeenflyingaroundmyheadinablackcloudforquiteawhile.在第一句话中，请大家注意时间状语“forawhile”.根据后文，由于声音到现在一直持续出现，所以用现在完成进行时。第三个空根据句意：“意识到有东西正在我肩膀上移动”，强调动作正在进行，因此用现在进行时。我努力地击打这些大虫子，它们像黑云一样在我耳边飞了很长一段时间了。同样，根据句意，第四句话强调动作“飞”由过去持续到现在，因此第四个空答案为havebeenflying.IpullofftheheadsetandI’mbackinmylivingroom.Thankgoodness!Ihavebeengiventhelatestvirtualrealityheadsetand,forthelasttwentyminutes,IhavebeenusingittoexploretheAmazon.Thisisanamazingexperienceandareminderofhowmanyspeciesthereareintherainforest.Wemustdoallwecantoprotectit.第五个空根据句意：我被给了一个最新的虚拟现实视图器，强调动作的完成，因此用现在完成时被动语态havebeengiven。第六个空：过去的20分钟，我一直用它来探索热带雨林。句意指从过去得到设备到现在一直在使用，强调动作延续到现在，因此用现在完成进行时。Page25:Now,let’scometoActivity2.Workinpairs.Talkabouthowtheenvironmentwhereyoulivehaschanged.Usethepresentperfectcontinuoustensewhereap