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1Period3Grammar—theUseof“It”(1)整体设计教学内容分析Thisteachingperiodmainlydealswiththegrammar：theuseof“it”．Theimpersonalpronoun“it”isusedfrequentlyinEnglishandhasmanydifferentfunctions.“It”canbeusedinthesubjectorobjectposition，tostandforaninfinitive，－ingformoraclause.Theimpersonalpronoun“it”canbeusedtotalkabouttime，distance，weather，etc.“It”canalsobeusedforemphasis.Inthisperiodwewillfocusononlypartofitsusages，thatis，theuseof“it”whenthesubjectofasentenceisaclause，aninfinitive，orthe－ingform.三维目标设计Knowledgeandskills1．Toletthestudentslearntheuseof“it”．2．Toenablethestudentstouse“it”correctlyandproperly.Processandmethods1．Toaskthestudentstoreadthereadingpassageagain，pickoutthesentenceswiththeword“it”inthemandwritesomeontheblackboard.2．Toaskthestudentstodiscoverhow“it”isusedinvariousways.3．ToaskthestudentstodotheexercisesinDiscoveringusefulstructuresonPage21forstudentstomastertheuseof“it”．4．Toaskthestudentstosummarizetheuseof“it”．5．ToaskthestudentstodotheexercisesinUsingStructuresonPage57andsomeotheradditionalexercisesforconsolidation.Emotion，attitudeandvalue1．Togetthestudentstobecomeinterestedingrammarlearning.2．Todevelopthestudents'abilityofcomparingandsummarizing.教学重、难点1．Togetthestudentstomasterthestructureandusagesofthepronoun“it”．2．Toenablethestudentstolearnhowtouse“it”．教学过程1Revision1．Checkthehomeworkexercises.[来源:Z。xx。k.Com]2．Dictatesomenewwordsandexpressions.3．TranslatethefollowingsentencesintoEnglish：(1)她对电视入了迷。(2)虽然有暴风雨，我们依旧准点到达了火车站。(3)我每次去访问他，他都不在。Suggestedanswers：(1)Sheisaddictedtotelevision.(2)Wearrivedatthestationinspiteofthestorm.[来源:Zxxk.Com](3)EverytimeIcallonhim，heisout.2WarmingupAskthestudentstorereadthepassageandfindoutthesentenceswiththeword“it”in2them.Forexample：(1)ItisabeautifuldayhereandIamsittingunderthebigtreeattheendofthegarden.(2)ItseemsamazingthatatmyageIamstillfitenoughtocycle20kilometresinanafternoon.(3)Yourmothertellsmethatyoustartedsmokingsometimeagoandnowyouarefindingitdifficulttogiveitup.(4)Itmighthelpyoutostopandstrengthenyourresolve.Askthestudentstothinkabouttheuseof“it”accordingtotheabovefoursentences.3GrammarlearningAskthestudentstostudythefollowingsentencesandtrytosummarizethestructureandusagesof“it”．1．Thepersonalpronoun“it”andtheimpersonalpronoun“it”．(1)Tom'smotherkepttellinghimthatheshouldworkharderbutitdidn'thelp.(2)—Whoisknockingatthedoor?—It'sme.(3)It'saboutfivekilometersfromheretotherailwaystation.(4)It'sgettingcolderandcoldereveryday.2．“It”isusedinthesubjectorobjectposition.(1)Shethoughtitnousetellinghimaboutthat.(2)IrememberImadeitcleartoyouthatIwasnotcoming.(3)It'simportanttodopropermemoryworkinthestudyofaforeignlanguage.(4)Itisnouselearningwithoutthinking.(5)Itisapitythatyoudidn'tseesuchagoodfilm.4SummingupTrytohelpthestudentsdrawthefollowingconclusions.1．“It”isaveryusefulwordandcanbeusedinmanyways.2．Thepersonalpronoun“it”cansubstitutesomethingthatismentionedbefore.Insomecertainsituations，“it”canstandforanunidentifiedpersonorababy.3．Theimpersonalpronoun“it”canbeusedtotalkabouttime，distance，weather，etc.4．“It”canactasasubjectoranobject，whiletherealsubjectorobjectcanbeputbackwardsintheformofaninfinitive，－ingformoraclause.5GrammarpracticeAskstudentstodothefollowingexercises：1．Rewritethesentencesusing“it”structuresgiven.(1)Givingupsmokingisdifficult.(Itis...)(2)Mostpeoplebelievesmokingcausescancer.(Itisbelieved...)(3)Thenightwasdarkandstormywhentheoldmanstartedhisjourney.(Itwasa．..)(4)Don'tquitonastressfulday.(It'snouse...)Suggestedanswers：(1)Itisdifficulttogiveupsmoking.(2)Itisbelievedthatsmokingcausescancer.(3)Itwasadarkandstormynightwhentheoldmanstartedhisjourney.(4)Itisnousetryingtoquitonastressfulday.2．DotheremainingexercisesinExercise2inDiscoveringusefulstructuresonPage21.33．Firstaskstudentstodotheexercisesindividually，andthenletthemdiscussandchecktheiranswerswiththeirpartners，andfinallygivethemthecorrectanswersanddealwithanyproblemstheymightmeet.6Gettingmoreaboutthegrammar1．it作形式主语的几种句型①It＋be＋形容词/名词(difficult/necessary/arule/aduty)＋for/of＋sb.todosth.②It＋be＋形容词/名词(difficult/necessary/arule/aduty)＋thatclause③It＋be＋过去分词(said/reported/known)＋thatclause④It＋be＋形容词/名词(useless/nouse/nogood)＋doing⑤It＋takessb.sometime＋todosth.⑥It＋seems/appears＋thatclause⑦It＋seems/appears＋asifclause2．it作形式宾语的特殊用法。某些及物动词或短语不能加宾语从句，此时须先用it作形式宾语，然后接宾语从句。此种用法常用于like，dislike，hate，appreciate，dependon，seeto等后。如：Ihateitwhenpeopletalkwiththeirmouthsfull.Youmaydependonitthattheywillsupportyou.I'llappreciateitifyouclosethedoorforme.Ilikeitintheautumnwhentheweatherisclearandbright.3．it引起的几个易混的时间句型1)It'stimeforsb.todosth.和It's(about/high)timethatsb.didsth.(shoulddosth.)。例如：It'stimeforustogotobed.It's(about/high)timethatwewent/shouldgotobed.注意：It's(about/high)timethat句型中，谓语动词须用虚拟语气，即用动词的过去式或“should＋动词原形”(should不能省略)。(2)It/This/Thatis＋thefirst/secondtime＋thatsb.has/havedonesth.和It/This/Thatwasthefirst/secondtimethatsb.haddonesth.例如：Thisisthefourthtimethatshehasrungyoutoday.ItwasthesecondtimethatIhadvisitedtheGreatWalllastyear.(3)Itwillbelong/hours/days/yearsbeforesb.do/doessth.和Itwaslong/hours/days/yearsbeforesb.did