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1、盐池高级中学自主学习导学案高二英语“it”的用法主备教师:周丽英2016年5月12日【课题名称】Firstaid课型新授课课时【学习目标】TohelpstudentslearntoreadanexpositionaboutfirstaidTohelpstudentsbetterunderstand“savinglife”TohelpstudentslearnusesomeimportantwordsandexpressionsTohelpstudentsidentifyexamplesof“Ellipsis”
2、inthetext【学习重点】1.Tosummarizethemainideaandretellthepassage2.Tolearntogetinformationfromthetitleofthetextandtheheadingswithinit【学习难点】1.Tosummarizethemainideaandretellthepassage2.Tolearntogetinformationfromthetitleofthetextandtheheadingswithinit【学法指导】1)任务型学习法
3、2)小组合作Teachingprocedures【导学笔记】StepⅠLeadinWatchashortvideotointroduce“firstaid”Whichorganoftheskindoestheburnsgetdamagedinthevideo?StepⅡwordsandexpressions___seemsamazing____atmyageIamstillfitenoughtocycle20kilometresinanafternoon.Believeme,Iknowhoweasy____i
4、stobeginsmokingandhowtough____istostop.__isnoteasytostopsmoking,butmillionshavemanagedtoquitandsocanyou.…andthat______humanactivity___hascausedthisglobalwarmingratherthanarandombutnaturalphenomenon._____ascientistcalledCharlesKeeling,____madeaccuratemeasure
5、mentsoftheamountofcarbondioxideintheatmospherefrom1957to1997.合作交流点评解惑1.做形式主语it可以用作先行词作为句子的主语,而把句子的真正主语移到后面去,可以移到后面的主语是：1)不定式e.g.Itisimportanttoknowyourlimitations.2)动名词自己懂了什么，还有哪些问题没弄透。比如用nogood,nouse,greatfun,anewexperience等名词作表语时；e.g.Itisfunworkingforhim.
6、为他工作很有意思。3)主语从句可以是that引导的；e.g.Itisstrangethatithasn’tbeennoticedbefore.真奇怪,它以前没有引起注意。Itisawonderthatheisstillalive.他居然还活着,真是个奇迹。也可能是wh-词引导的e.g.Itisstillaquestionhowmanypeoplearetocome.多少个人会来,还是个问题。ItisnobusinessofyourswhereIspendmysummer. 我在哪儿过夏天,这不
7、关你的事。2.作形式宾语当复合宾语中的宾语是不定式、动名词、宾语从句时,往往把宾语放在它的补足语后面,而用it作形式宾语,放在宾语补足语之前。e.g.Ithinkitnousearguingwithhim.我认为和他争吵没有用。3.强调句型中,为了强调句子的某一成分(通常是主语、宾语或状语),常用结构:Itis/was+被强调部分+that(who)…原句:ImetTominthestreetyesterday.①ItwasIwho(that)metTominthestreetyesterday.②Itwas
8、TomthatImetinthestreetyesterday.③ItwasinthestreetthatImetTomyesterday.④ItwasyesterdaythatImetTominthestreet.3.用作人称代词代替前文提到的事物e.g.Thefrogisnotawarm-bloodedanimal.It’sacold-bloodedone.4.作为非人称代词1)起指示代词的作用
