北师大版英语选修8

第1页共35页Unit22EnvironmentalProtectionWarm-upandLesson1Globalwarming教案Teachingaims1.learnnewswordsandphrases2.warm-up:talkaboutanddiscussenvironmentalproblems3.text:globalwarming.getthegeneralideaofthetext4.languagepointsandtopractiseusingreportingverbs.TeachingtimeTwoperiodsTeachingprocessStep1RevisionStep2newwordslearning1.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthewords,encouragethemtoasktheteacher.Step3Warm-up1.Readunitobjectives,andaskthestudentstotellusthemeanings.2.Exercise1a)letthestudentsreadthekeywordsb)letthemlookatthepicturesanddiscussthequestion:Howmuchdoyouknowaboutenvironmentalproblems?c)askthemdoexercise1.第2页共35页d)letsomestudentswritetheiranswersontheboard.3.Exercise2a)letthestudentsreadthestatementsandguesswhatthereportisabout.b)playthetapetwiceanddecideifthestatementsaretrueorfalse.c)checkanswers.andaskthemtocorrectthefalsestatements.4.Exercise3askstudentstodiscussinpairs:whichanimalsdoyouthinkareamongthetop5endangeredspeciesinChina?5.Exercise4a)readthequestionsfirstb)havethestudentsworkinpairsanddiscussthequestionsstep4Reading1.Beforeyoustarta)studentsworkingroups,lookingatthepictures,andgivethemafewminutestodiscussthequestion:whatdoyouknowaboutglobalwarming?b)discussthequestion:whichcountriesdoyouthinkcontributemoretoglobalwarming?why?c)askstudentstogothroughthewordsinexercise3.andthenaskthemtoreadthetextandunderlinethewordstheyfind.d)askstudentstoidentitythewordsinthetextande3xplaintheirmeaning,eitherinEnglishorChinese.2.Readtolearna)askthestudentslookatexercise4,andthenplaythecassettetwice.b)givethemafewminutestoreadthetextanddiscussthequestions.c)Gothroughthequestionsandaskthemtogivetheiranswersandexplainifnecessary.第3页共35页3.Languagepoints1.canwetaketheheat?我们受得了这么热吗？2.beyondourcontrol我们不能控制的beyondprep.在(到)...较远的一边,超过,那一边adv.在远处n.远处eg.Don'tstaytherebeyondmidnight.不要过了午夜还留在那儿。Whatliesbeyondthemountains?山的那一边有什么？Mencantraveltothemoonandbeyond.人们能到月球或更远处去旅行。Theroadisbeyondthathill.路在山的那一边。Someshopskeepopenbeyondmidnight.有些商店营业到半夜以后。Therumourisbeyondbelief.这谣言不可信。Iknownothingofitbeyondwhathetoldme.除了他告诉我的以外,别的我什么都不知道。Heissuchanaughtyboyandisbeyondmycontrol.他是个顽皮的孩子,我实在无法管教.3.speedup加快速度,促进eg.Thetraingraduallyspeededup.火车逐渐加快速度.4.referto提到,谈到,涉及;参考,查阅;向...打听[查询];认为与...有关,认为...起源于...refertosb.[sth.]as称某人[物]为eg.WhatIhavetosayreferstoallofyou.我要说的话涉及到你们大家。TheteacherreferredhimtoChapterV.老师叫他看第五章。Thevisitorsarereferredtotheinformationdesk.让来访者到问事处去。Hereferredhissuccesstothegoodteachinghehadhad.他把他的成功归于他以前所受的良好教育。5.inturnadv.依次,轮流inone'sturn(依次)轮到时;这一回第4页共35页byturns轮流地,依序地eg.Theysangonthestageinturn.Wedrovethecarbyturns.6.leadto通向,导致leadupto把话题渐渐引到...;导致eg.AllroadsleadtoRome.[谚]条条道路通罗马。Hisactionsleadmetodistrusthim.他的行为使我不信任他。7.leavingtheearthcold….Leave+n.+adj./adv.听任,使…处于某种状态Eg.leftthelightson.让灯亮着Thewindowwasleftopen.让窗子开着。leavethedooropen让门开着leaveathingasitis听其自然,置之不理8.asaresultof9.continuetodosth.10.allovertheworld11.playone’spart12.slowdownv.(使)慢下来13.addupv.合计step5vocabulary:exercise61.lookattheexpressionsintheboxfirst.2.askstudentsdotheexerciseindividuallyandwritedowntheiranswersontheboard.3.askthemreadoutthesentences.Step6grammar:reporting第5页共35页1.exercise7.askstudentstoidentifythesentencesthatthesestatementsrelatetoandcirclethereportingverbs.2.askthemtoexplainthereasons.3.exercise8studentsreadthesentencesandreferthemtothegrammarsummary1onpage100.thenaskthemtoexplainthereasons.4.exercise9.askthemtodotheexerciseindividually,thenchecktheiranswers.Step7Summaryandexercisea)newwordsb)exercise1onpage52Unit22EnvironmentalProtectionLesson2EndangeredSpecies教案Teachingaims1.wordsandphrases：2.listening:alectureandadialogueandtakenotes3.topractisejustifyingarguments.TeachingtimeTwoperiods(两课时连堂)TeachingprocessStep1RevisionReviewthenewwordsoflastlesson第6页共35页Step2learnthenewwordsstep3listening1.beforeyoustarta)exercise1:matchthenamesoftheendangeredspecieswiththepictures.Askstudentstolookatthepicturesanddotheexerciseindividually.Thengothroughthepicturesandcheckanswers.b)exercise2studentslookatthewordsandexplainthemeaningofthewords.Thendotheexerciseontheblackboard.2.listentolearna)askstudentstolookatthelisteningstrategiesandreviewthemtogether.b)listentothetape,doexercise3.letstudentswritesomenotes.c)exercise4.studentsworkinpairsandusetheirnotestomakesentencesinturn.d)checktheiranswers.e)exercise5.haveafewpairsofstudentscomparetheirnotes.letthemtellthemostimportantinformationthattheygotfromthelecture.f)exercise6.playthetape,askthestudentstocompletethefactfiles.thengothroughthefactfileswiththeclass.Step4vocabulary第7页共35页Exercise7AskstudentstodotheexerciseindividuallyandthenchecktheiranswersStep5pronunciation1.exercise8.playthecassetteagain.askstudentstopayattentiontocompoundwords.2.askthemtoreadoutthecompoundwordstheyheard.3.exercise9.listentothedialogueandcompletethefunctionfilewiththeseexpressions.4.playthecassetteanddotheexercise,thenaskstudentstoreadthesentences.Step6spea