高中英语 Unit4 Global warming Period 4优秀教案 新人教版选修6VIP免费

Period4ListeningandSpeaking\s\up7()教学内容分析Theemphasisofthisperiodwillbeplacedonlisteningandspeaking.Therearealtogethertwotextsforthestudentstolistentointhisperiod：oneisintheStudent'sBookandtheotherisintheWorkbook.Thefirstone(onPage31，Listeningandspeaking)isaconversationbetweentwopeople，LiBinandProfessorKeeling，whoisascientiststudyingglobalwarming.ProfessorKeelinghasbeenmentionedinthereadingpassageonPage26.Thelisteningtextisaradiointerviewabouttheuseoffossilfuelsandothersourcesofenergy.Itcontainsexamplesofthefocusfunctionforthisunit：agreementanddisagreement.WhilelisteningtoPart1forthefirsttimethestudentsareaskedtodecidewhichstatementinExercise1ProfessorKeelingdoesNOTagreewith.ThenstudentsarerequiredtolistentoPart1againandticktheenergysourcesthatarementionedinthetext.AfterlisteningtoPart2studentsareaskedtolistthreethingstheycandotosaveenergy.AtlasttheyshouldalsolistentoPart2againandfillintheblanksinExercise4.Thesecondone(onPage65，ListeningTask)involvesanenvironmentalorganization.Astudent，Tom，isgivinganoralpresentation.Aswithmostoralpresentationsthatstudentsgive，Tomhassomevisualaidstogowithhistalk.Studentswillfirstberequiredtolistentothewholespeechtogetthegeneralidea，andthenlistenagainandtakesomenotesaboutsomefactsmentionedinthespeech.三维目标设计Knowledgeandskills1．Tounderstandthemeaningsofthefollowingkeywordsandexpressionswhilehearingtheminthetape：fossilfuels(化石燃料)，industrialsocieties(工业化社会)，concentrated(浓缩的)，radiation(辐射)，economical(经济的)，globalcommunity(地球村)，cigarettebutts(烟蒂)，commitment(承诺)，inspiration(启发)．2．Toenablethestudentstounderstandthelisteningtexts.3．Tohelpthestudentslearnhowtoexpressagreementanddisagreement.Processandmethods1．Smoothingawaylanguageproblemsifanybeforelistening.Beforeaskingthestudentstolistentothetape，helpthemtosmoothawayanylanguageproblemssuchasnewwordsandexpressionsthattheymaynotunderstandwhilelistening.2．Listeningforneededinformation.Beforeaskingthestudentstolistentothetapeforthefirsttime，givethemoneortwoquestionsaboutthegeneralideaofthetextsoastoleadthestudentstoconcentrateonlyontheneededinformation.Thenaskthemtolistentothetapeforasecondorevenathirdtimeforsomespecificinformationbygivingthemsomedetailedquestionstoanswer.3．Speakingfreelyandmakingconversations.Atlastthestudentsmaybeaskedtogivetheirownpointsofviewandattitudestowardsthesubjectmentionedinthetext.Emotion，attitudeandvalue1．Tostimulatestudents'spiritofcommunicationandcooperation.2．Todevelopstudents'abilityofenjoyinglanguagebeauty.教学重、难点1．Theunderstandingofthelisteningtext.2．Theexpressingofagreementanddisagreement.\s\up7()Step1Revision1．RetellthetextonP26－P27.2．Checkthelastperiod'shomeworkandexplainthedifficulties.Step2Pre－listening1．Showthefollowingpicturestothestudentsandaskthemtotellwhichkindofenergyeachpictureshows.Picture1____________Picture2____________Picture3____________Picture4____________Suggestedanswers：Picture1：tide；Picture2：windpower；Picture3：solarenergy；Picture4：nuclearenergy2．Tellthestudentstothinkoverandtellwhichenergyisthemostwidelyusednowandwhatareitsadvantagesanddisadvantages.________________________________________________________________________Suggestedanswers：Solarenergyisthemostwidelyusednow.Itsadvantagesareenvironmentallyfriendlyandrenewable.Itsdisadvantageisthattheequipmen...