届人教版必修1一轮复习Unit4Earthquakes 单元教案设计18页.docx
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届人教版必修1一轮复习Unit4Earthquakes 单元教案设计18页.docx
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届人教版必修1一轮复习Unit4Earthquakes单元教案设计18页
2018届人教版必修1一轮复习:
Unit4Earthquakes单元教案设计
Period1Asamplelessonplanforreading
(ANIGHTTHEEARTHDIDN’TSLEEP)
Introduction
Inthisperiod,afterthewarmingup,studentswillfirstbeguidedtosharetheirviewsaboutearthquake.Thentheywillbehelpedtoreadanarration(记叙文)entitledANIGHTTHEEARTHDIDN’TSLEEP.It’saboutTangshanEarthquakewhichhappenedin1976.
Summaryofthetextandanalysisofthetextorganizationisofferedforteachers’reference.Computerandoverheadprojectormaybeusedtoaidtheteachingandlearning.
Objectives
■Tohelpstudentslearntoreadaboutpastexperiences
■Tohelpstudentsbetterunderstand“earthquake”
■Tohelpstudentsusesomeimportantwordsandexpressions
■Tohelpstudentsidentifyexamplesoftheattributiveclauseinthetext
Focus
Words
burst,ruin,injure,destroy,shock,rescue,trap,burry,damage,frighten,judge,express
Expressions
rightaway,asif,atanend,inruins,digout,anumberof
Patterns
Buttheonemillionpeopleofthecity,whothoughtlittleoftheseevents,wereasleepasusualthatnight.
Itseemedasiftheworldwasatanend!
似乎世界的末日到来了。
Allhopewasnotlost.并非所有的希望都失去了。
Slowly,thecitybegantobreatheagain.慢慢地,这个城市又开始呼吸了。
Aids
Multimediafacilities,tape-recorder,photos,diagrams
Procedure
1.Warmingup
⑴Warmingupbylookingandsaying
Goodmorningclass.Haveyoueverexperiencedanynaturaldisasters?
Lookatthepictures.Canyounameallthedisasters?
volcanofiresandstorm
typhoonhailstonethunderstorm
floodhurricaneearthquake
Haveyoueverexperiencedanearthquake?
Canyoudescribehowterribleanearthquakeis?
(Theearthisshaking;allthebuildingswillfalldown;manypeoplewilldie;manychildrenwillbecomeorphans.)
⑵Warmingupbydiscussing
Hello,class.Asweallknow,earthquakesaredisasterstoeveryone.Butcanweavoidoratleastreducethelosscausedbyearthquakes?
Canweforetellearthquakes?
Nowlet’sthinkanddecidewhatmayhappenbeforeabigearthquake.
WARNINGSIGNSWHENANEARTHQUAKEISABOUTTOHIT
●Thermalprecursor:
Afewmonthsbeforetheoccurrenceofanearthquaketheaveragetemperatureoftheareakeepsincreasing.
●Waterprecursor:
Thereisasuddenriseorfallinwaterlevelinthewells.Itcouldbeashighasonemetre.
●Seismo-electromagneticprecursor:
Thisisaveryreliableprecursor.Itoccursandisexhibitedabout10to20hoursbeforethequake.
●Animalprecursor:
Itisseenthat10to20hoursbeforetheoccurrenceofanearthquake,theentireanimalkingdombecomeshighlydisturbedandrestless.
●Humanprecursor:
Doctorsandnursesobservethatsomesensitivepatientsinhospitalsbecomehighlydisturbed.
●Thebestindicatoristhenumberofchilddeliveriesinanyhospital.
(3)WarmingupbytalkingaboutTangshan/CaliforniaEarthquake
TodayweshallstartUnit4Earthquake.ButfirstI’dlikeyoutolearnaboutthetwofamousearthquakes:
TheTangshanEarthquakeandTheCaliforniaEarthquake.
At3:
42a.m.onJuly28,1976,amagnitude7.8earthquakehitthesleepingcityofTangshan,innortheasternChina.Theverylargeearthquake,strikinganareawhereitwastotallyunexpected,wipedoutthecityofTangshanandkilledover240,000people-makingitthedeadliestearthquakeofthetwentiethcentury.
TheCaliforniaearthquakeofApril18,1906isoneofthemostsignificantearthquakesofalltime.
Deaths:
>3,000
Injuries:
~225,000
PropertyDamage:
$400,000,000in1906$$$
2.Pre-readingbytalkingandsharing
Beforeanearthquakecomesvarioussignscouldbeseen.Whatarethey?
*Cows,pigsanddogsbecometoonervoustooeat.]
*Themicewillrunoutofthefieldslookingforplacestohide.
*Thewaterinthewellswillriseandfall.
*Wallsofthewellsinvillagewillhavedeepcracks.
*Therewillbebrightlightinthesky.
Villagerswitnesspre-earthquakewarningsigns
VillagerssaytheysawwarningsignsbeforetheearthquakehitChifengcitylastSaturday.
Hoursbeforethequake,villagerssaidtheysawwaterflowoverforovertwometersfromariverthathadbeendryforyears.
About10hoursbeforethequakeoccurred,handphonesignalswerestoppedforquitesometimeinLinxicountyseat,whichis140kilometersfromthecenteroftheearthquake."Daysbeforetheearthquake,twopigsappearednervousinthepenandtriedtorunout."saidLiXiaohua,avillagerinGubeikouVillage.
Awomanvillagefolkrecalledthatshehappenedtoseecrowdsofsparrows
andswallowsbumpingintowallsseemedunabletofinddirectionduringflight.
3.Listeningandfastreading
Nowlet’scometothetext“ANIGHTTHEEARTHDIDN’TSLEEP”andseewhatittellsus.
Pleaselistentothetextandgetthegeneralideaofthepassage.Youshouldpayattentiontothefir
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