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高中英语新课标（人教版）教案必修一Unit4EarthquakesTheThirdPeriod●从容说课ThisperiodmainlydealswiththeimportantlanguagepointsthatappearintheReadingpassage.Butatfirst，teachershouldcheckhowwellthestudentshaveunderstoodthepassagebyaskingsomedetailedquestionsbasedonthepassage.Whiledoingthispart，studentsshouldkeeptheirtextbooksclosed.TherearealotofnumbersintheReadingpassage.SonextthestudentsshouldfinishonetaskinLearningaboutLanguage（Part3）toknowhowtoreadthesenumbersinEnglish.Thentheteacherwilldealwiththeimportantpointsinthepassage.Thepurposeofthisstepistohelpstudentsbetterunderstandsomedifficultsentencesandmastertheusageofsomeimportantwordsandexpressions.Sotheteachershouldgivethestudentsseveralminutestolookforthedifficultpointsatfirst.Inthisway，theteachercanhelpthestudentsremovetheobstaclesinreading.Afterthattheteacherwillexplainthewordsandexpressionsandthenshowthestudentssometypicalexamplestohelpthemunderstand.Sometimestheteacherwillcomparethewordsorexpressionswithsomesimilarones.Afterthisstep，asconsolidation，thestudentsareaskedtofinishtwoshortpassagesusingthewordsandexpressionsthattheyhavejustlearnedintheunit.Anothermoredifficulttaskissettomeettheneeds，thatis，totranslatesomesentencesfromChinesetoEnglishbyusingthewordsandexpressionsinthebrackets.●三维目标1.Knowledge：（1）Words：crack，burst，ruin，injure，destroy，shock，last的具体用法。（2）Phrases：atanend，rightaway，digout的用法（3）Sentencepatterns：Allhopewasnotlost.（部分否定句）2.Ability：（1）Trainthestudents’abilitytoreaddifferentnumbersinEnglish.（2）Learntheusageofsomedifficultwordsandexpressions.（3）Trainthestudents’abilitytoremovethedifficultieswhilereading.3.Emotion：（1）Trainthestudents’abilitytocooperatewithothers.（2）Knowthedeadlinessofanearthquakeandthesignsbeforeanearthquakeiscoming.（3）LearnfromthebraveryofpeopleinTangshantofacetherealityandrebuildthecity.●教学重点（1）Trainthestudents’abilitytoreaddifferentnumbersinEnglish.（2）Trainthestudents’abilitytocooperatewithothers.●教学难点（1）Theexplanationofsomedifficultwordsandexpressions.（2）Trainthestudents’abilitytoremovethedifficultieswhilereading.●教具准备（1）ataperecorder（2）aprojector（3）theblackboard●教学过程Step1GreetingsGreetthewholeclassasusual.Step2RevisionT：Inthelastperiod，welearnedsomethingabouttheterribleTangshanEarthquakein1976，whichisthedeadliestearthquakeinChina’shistory.NowIamgoingtoaskyousomequestionsbasedontheReadingpassage.T：WhatdidpeopleinTangshanseeintheskybeforetheearthquake？S1：Theysawbrightlightsinthesky.T：Whatdidpeoplehear？S2：TheyheardthesoundofplanesoutsideTangshanevenwhennoplaneswereinthesky.T：Whatdidpeoplenoticeinthewells？S3：Peoplenoticedthewellwallshaddeepcracks，andasmellygascameoutofthecracks.T：Didpeoplepayanyattentiontotheseabnormalphenomena？S4：No.Theywenttobedasusualthatnight.T：Whendidtheearthquakebegin？S5：At3：42inthemorningofJuly28.T：Howmanypeoplewerekilledorinjuredinthequake？S6：Morethan400000people.T：Couldtheinjuredpeoplegotohospital？S7：No，theycouldn’tbecauseallofthecity’shospitalsweregoneinthequake.T：Werethereanyaftershocks？S8：Yes.Laterthatafternoon，anotherbigquakeshookTangshan.Manyrescueworkersanddoctorsweretrappedundertheruins.T：Didthesurvivorsdenythecityandgotoliveinotherplaces？S9：No.Theydidtherescueworkwiththehelpof150000soldierssentbythearmy.SlowlythecityofTangshanbegantobreatheagain.T：Iamverysatisfiedwithyourwork.Step3LearningaboutNumbersT：MaybeyouhavealreadynoticedthattherearealotofnumbersintheReadingpassage.Toreadthemcorrectlyisveryimportant.SometimesthereisatestonnumbersinListening.T：NowturntoPage28andlookatPart3.Matcheachwordtothenumberthathasthesamemeaning.（AllowSsseveralminutestofinishthetask.）T：Nowlet’scheckyouranswers.S：A.90%ninetypercentB.10000tenthousandC.1000000onemillionD.150000onehundredandfiftythousandE.75%seventy-fivepercentF.1/3one-thirdG.500000halfamillionH.2/3two-thirdsStep4ImportantpointsT：IntheReadingpassageofthisunit，therearesomeimportantwordsandexpressions.Iwillfirstgiveyoufiveminutestopickoutthedifficultwords，expressionsandsentencepatterns.Youmayworkwithyourpartner.（Afterfiveminutes.）S1：Inthefirstparagraph，“...thewaterpipesinsomebuildingscrackedandburst.”Howcanweunderstand“burst”？T：Ifsomethingburstsorifyouburstsit，itbreaksopenorapartsuddenlyandviolentlysothatitscontentscomeout.e.g.Youaregoingtobursttheballoon，ifyouarenotcareful.S2：Inthefirstparagraph，“Farmers’wivesnoticedthatthewellwallshaddeepcracksinthem.”andinthesecondparagraph“Ahugecrackthatwaseightkilometerslongandthirtymeterswide.”Dothetwo“cracks”havethesamemeaning？T：Youareverycareful.Yes，theyhavethesamemeaning.Bothofthemarenouns.“Crack”meansaverynarrowspacebetweentwothingsortwopartsofsomething.“Crack”canalsobeaverb，meaningtobreakormakesomethingbreaksothatitgetsoneormorelinesonitssurface，asinthesentence“Inthecity，thewaterpipesinsomebuildingscrackedandburst.”e.g.Shefelloffherbikeandcrackedaboneinherleg.S3：Howcanweunderstandthissentenceinthesecondparagraph“Itseemedthattheworldwasatanend.”？T：Inordertounderstandthissentence，youhavetoknowthemeaningofthephrase“beatanend”.Itreferstoasituationinwhichsomethingisfinishedornolongerexisted.e.g.Thelonghotsummerwasatlastatanend.O