人教版必修一Unit4《Earthquakes》the 3rd periodword教案Word格式.docx
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人教版必修一Unit4《Earthquakes》the 3rd periodword教案Word格式.docx
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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
(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
Step1Greetings
Greetthewholeclassasusual.
Step2Revision
T:
Inthelastperiod,welearnedsomethingabouttheterribleTangshanEarthquakein1976,whichisthedeadliestearthquakeinChina’shistory.NowIamgoingtoaskyousomequestionsbasedontheReadingpassage.
WhatdidpeopleinTangshanseeintheskybeforetheearthquake?
S1:
Theysawbrightlightsinthesky.
Whatdidpeoplehear?
S2:
TheyheardthesoundofplanesoutsideTangshanevenwhennoplaneswereinthesky.
Whatdidpeoplenoticeinthewells?
S3:
Peoplenoticedthewellwallshaddeepcracks,andasmellygascameoutofthecracks.
Didpeoplepayanyattentiontotheseabnormalphenomena?
S4:
No.Theywenttobedasusualthatnight.
Whendidtheearthquakebegin?
S5:
At3:
42inthemorningofJuly28.
Howmanypeoplewerekilledorinjuredinthequake?
S6:
Morethan400000people.
Couldtheinjuredpeoplegotohospital?
S7:
No,theycouldn’tbecauseallofthecity’shospitalsweregoneinthequake.
Werethereanyaftershocks?
S8:
Yes.Laterthatafternoon,anotherbigquakeshookTangshan.Manyrescueworkersanddoctorsweretrappedundertheruins.
Didthesurvivorsdenythecityandgotoliveinotherplaces?
S9:
No.Theydidtherescueworkwiththehelpof150000soldierssentbythearmy.SlowlythecityofTangshanbegantobreatheagain.
Iamverysatisfiedwithyourwork.
Step3LearningaboutNumbers
MaybeyouhavealreadynoticedthattherearealotofnumbersintheReadingpassage.Toreadthemcorrectlyisveryimportant.SometimesthereisatestonnumbersinListening.
NowturntoPage28andlookatPart3.Matcheachwordtothenumberthathasthesamemeaning.
(AllowSsseveralminutestofinishthetask.)
Nowlet’scheckyouranswers.
S:
A.90%ninetypercent
B.10000tenthousand
C.1000000onemillion
D.150000onehundredandfiftythousand
E.75%seventy-fivepercent
F.1/3one-third
G.500000halfamillion
H.2/3two-thirds
Step4Importantpoints
IntheReadingpassageofthisunit,therearesomeimportantwordsandexpressions.Iwillfirstgiveyoufiveminutestopickoutthedifficultwords,expressionsandsentencepatterns.Youmayworkwithyourpartner.
(Afterfiveminutes.)
Inthefirstparagraph,“...thewaterpipesinsomebuildingscrackedandburst.”Howcanweunderstand“burst”?
Ifsomethingburstsorifyouburstsit,itbreaksopenorapartsuddenlyandviolentlysothatitscontentscomeout.
e.g.Youaregoingtobursttheballoon,ifyouarenotcareful.
Inthefirstparagraph,“Farmers’wivesnoticedthatthewellwallshaddeepcracksinthem.”andinthesecondparagraph“Ahugecrackthatwaseightkilometerslongandthirtymeterswide.”Dothetwo“cracks”havethesamemeaning?
Youareverycareful.Yes,theyhavethesamemeaning.Bothofthemarenouns.“Crack”meansaverynarrowspacebetweentwothingsortwopartsofsomething.“Crack”canalsobeaverb,meaningtobreakormakesomethingbreaksothatitgetsoneormorelinesonitssurface,asinthesentence“Inthecity,thewaterpipesinsomebuildingscrackedandburst.”
e.g.Shefelloffherbikeandcrackedaboneinherleg.
Howcanweunderstandthissentenceinthesecondparagraph“Itseemedthattheworldwasatanend.”?
Inordertounderstandthissentence,youhavetoknowthemeaningofthephrase“beatanend”.Itreferstoasituationinwhichsomethingisfinishedornolongerexisted.
e.g.Thelonghotsummerwasatlastatanend.
Otherexamplesare“cometoanend”,“putanendtosth.”.
Sonowwhocanexplainthesentenceinourtext?
Letmehaveatry.Theearthquakewassoterriblethatnearlyeverythingwasdestroyed.Sopeoplethoughtitwastheendoftheworld.
Excellent.Andthissentenceusesexaggeration.
Inthesecondparagraph,“Infifteenterriblesecondsalargecitylayinruins.”Whydon’tweuse“ruin”insteadof“ruins”?
“Ruin”canbeanuncountablenoun,whichmeansasituationinwhichyouhavelostallyourmoney,yoursocialposition,orthegoodopinionthatpeoplehadaboutyou.
e.g.Withthecollapseofgrainprices,smallfarmersareonthebrinkoffinancialruin.
While“ruins”meansthepartofabuildingthatisleftaftertheresthasbeendestroyed.
e.g.theruinsofabombed-outofficeblock
Inthesecondparagraph“Two-thirdsofthepeoplediedorwereinjuredduringtheearthquake.”Canweuse“wound”totaketheplaceof“injure”?
No.Toinjuresomeonemeanscausingphysicalharmtosomeone,forexampleinanaccidentoranattack.Towoundsomeonemeansinjuringsomeone,especiallybymakingacutorholeintheirskinusingaknife,gun,etc.
e.g.
(1)Oneoftheplayersinjuredhiskneeandhadtobecarriedoff.
(2)Gunmenkilledtwopeopleandwoundedsixothersinanattacktoday.
Inthethirdparagraph“Everywheretheylookednearlyeverythingwasdestroyed.”Canweusetheword“ruin”totaketheplaceof“destroy”?
No.“Destroy”meanstodamagesomethingsobadlythatitnolongerexistsorcannotberepaired.Ifyou“ruin”somethinggoodoruseful,itthenusuallyexists,butnolongerhasitsgoodqualitiesorfeatures.
e.g.
(1)Theschoolwascompletelydestroyedinthebigfirelastnight.
(2)Toomuchsugarcanruinyourteeth.
Inthethirdparagraph,“Peoplewereshocked.”What’sthemeaningofthesentence?
“Shock”heremeanstomakesomeonefeelverysurprisedandupsetandunabletobelievewhathashappened.
e.g.Themurderofsuchayoungchilddeeplyshockedthewholecommunity.
Sothesentenceinourtextmeanspeopleweresurprised.
Yes.Butthereisaslightdifferencebetween“shock”and“surprise”.Ifsomethingis,comesas,orgivesyouashockitisunexpectedandoftenverybad.
e.g.Itcameasagreatshocktohearshewasleavinghome.
Butasurpriseissomethingthatisunexpected,butisnotnecessarilybad.
e.g.Whatanicesurprise!
Ididn’teventhinkyouwereinthecountry!
S10:
Inthethirdparagraph,“Peoplebegantowonderhowlongthedisasterwouldlast.”Whatdoestheword“last”meaninthissentence?
Isitanadjective?
No,itisnotanadjectivebutaverb.“Last”heremeanstocontinueforaparticularlengthoftime.
e.g.ThehotweatherlastedforthewholemonthofJuly.
Asaverb,“last”couldalsomeantomanagetoremaininthesamesituation,evenwhenthisisdifficult.
e.g.Theywon’tbeabletolastmuchlongerwithoutfreshsupplies.
Theword“last”canalsobeusedasalinkingverb.Itmeansbeingenoughforsomeonetouse.
e.g.Weonlyhad$50tolastustherestofthemonth.
S11:
Inthelastparagraph,“Allhopewasnotlost.”Whatisthemeaningofthissentence?
Thissentenceisapartialnegative.Ithasthesamemeaningwith“Notallhopewaslost.”
e.g.
(1)Allthestudentsdonotagreetotheplan.
(2)Notallthestudentsagreetotheplan.
Thesetwosentencesmeansomeofthestudentsagreetotheplan,butsomedon’t.
Step5Consolidation
Nowaftertheexplanationsofthewords,expressionsandsentencepatterns,let’sdosomeexercises.PleaseturntoPage28andlookatPart2inLearningaboutLanguage.Completethepassagewithsomeofthewordsinthetext.
(Afterseveralminutesteacherasksoneofthestudentstoreadtheshortpassage.Correctanymistakesifthereareany.)
Step6Homework
Inordertomaster
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