词块提取与运用.ppt

Lexicalchunks--collectionandapplicationStep1Reviewthelexicalchunksfromreading.Dictation(听写)Writedownthewordyou’velistenedandthentranslatethemintochinese.2)词组填空从听写的短语中选择恰当的短语填空。1.We’re___________himfinishingherjobbyFriday.2.____________40yearsago,standardsinhealthcarehaveimprovedgreatly.3.Tellmehowtheaccident_____________.4.________________waterarewastedeveryyear.5.Theaccident_____________tendeaths.6.Youneedto____________yourstrength.7.Don’t____________askingsomanyquestions.8.We_____________thepracticeofpowerpoliticsbetweennations.9.you’dbetter______________thethingsyouwanttobuybeforegoingshopping.3)Translatethefollowingphrases:lightourcitiesheatourbuildingsconsumeenergysourcesofenergygreenhousegasesgreenhouseeffectarapidincreaseexplorethesequestionsbetrappedinagreatrangeofknowwhattoexpectontheonehand…ontheotherhandThereisnodoubtthat…Itis…that…Howdiditcomeaboutthat……subscribetotheviewthat…4)Translatethefollowingsentences.①造成地球变暖的正是人类的活动，而不是无规律的自然现象(强调句)。②他是怎么知道我们在什麽地方的呢？③所有的科学家都同意这个观点：化石燃料的燃烧引起地球温度的升高。④毫无疑问空气中温室气体的增长的确来自于我们许多的日常活动。Step2Extractlexicalchunksfromthetwoletters(5minutes).havelittleeffectonhugeenvironmentalproblemsadvocateimprovementswheretostartwithmyprojecthavethepowertodosthimproveourenvironmentturnuptheheatmotorvehiclesrecycledmaterialsbeeconomicalwithenergyrefreshyourspiritfinallyandmostimportantlyTogether,individualscanmakeadifference.Ittakesalotofenergytodo……ifcircumstancesallowyouto.Yourcontributioncounts.Step3ApplicationWriteashortpassageaboutglobalwarming,usingatleast6-8lexicalchunksyou’veextractedfromthetext.(4minutes)2)presentationsharewhatyourpassagewithus.Step4writing(homework)某英文报纸向青少年征集有关环境问题的看法，请你就全球变暖问题，根据以下提示给编辑写一封邮件谈一下你的认识和建议,为“节能减排”献计献策。内容要点:1.多使用环保型能源，少用煤、石油；2.在可能的情况下以步代车；3.改变以往的家庭生活习惯。（如用水用电）4.回收利用可再使用的资源5.你的看法要求：词数120;短文必须包括以上所有内容要点，可适当发挥。参考词汇：低碳生活low-carbonlifeThankyou!