届人教版必修1一轮复习Unit4Earthquakes 单元教案设计18页.docx

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