高中英语 Unit4 Earthquakes the 1st period优秀教案 新人教版必修1.docx

高中英语 Unit4 Earthquakes the 1st period优秀教案 新人教版必修1.docx

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高中英语Unit4Earthquakesthe1stperiod优秀教案新人教版必修1

2019-2020年高中英语Unit4Earthquakesthe1stperiod优秀教案新人教版必修1

●从容说课

Thisisthefirstperiodofthisunit.ItincludesWarming-up，Discussion，NewwordsandListening.Inthisperiod，studentsshouldgetthefirstimpressionofearthquakes，includingthephenomenabeforeanearthquake，thecauseofanearthquake，thewaystoreducethedamageandsoon.

InWarming-up，studentsfirstdiscusswhatwouldhappenduringanearthquake.Thendiscusssomeothernaturaldisasters，suchashurricanes，tornadoesandtyphoons.Whataretheyandwhatwouldhappenifthesenaturaldisastersoccur？

Afterthesetwosteps，thestudentswouldhaveageneralideaaboutnaturaldisasters.ThislaysafoundationfortheReadingpassage.Alsothesetwostepsprovidethestudentswithenoughchancetopracticespeaking.TheteachershouldstimulatethestudentstoexpressthemselvesusingEnglish.

NexttheteacherwillexplainsomenewwordsandexpressionsthatwouldappearintheReadingpassage.Afterclassstudentsshouldusethesewordsandexpressionstomakesentences.Inthisway，theteachercancheckwhetherthestudentshavemasteredthesewordsandexpressionsornot.

ThenintheListeningpart，studentswilllistentothecauseofanearthquakeandthewaystoreducethedamage.Theyshouldfirstmakeajudgmentwhetherthestatementsaretrueorfalse.Thentrytofillinaform.Afterfinishingthetasksinthetextbooks，theteachercanalsoaskthestudentstogoonlineafterclasstolookformoreinformationabouthowtoreducethedamageofanearthquake.

Thisperiodlaysemphasisonspeakingandlistening.Theteachershouldtryhisorherbesttoencouragethestudentstosaysomething.Don’talwayscorrectthemistakesthatthestudentswouldmakewhilespeaking.Otherwise，thestudentswouldfeelreluctanttospeakouttheiropinions.

●三维目标

1.Knowledge：

（1）Getageneralideaofearthquakesandsomeothernaturaldisasters.

（2）Knowthecausesofanearthquake.

2.Ability：

（1）Trainthestudents’speakingabilitybydescribing，talkinganddiscussion.

（2）Trainthestudents’listeningability.

（3）Trainthestudents’abilitytousetheInternettosearchforsomeusefulinformation.

（4）Trainthestudents’abilitytocooperatewithothers.

3.Emotion：

（1）Knowthedamagethatanearthquakeandothernaturaldisasterscouldbringabout.

（2）Knowthewaystoreducethelossesofanearthquake.

●教学重点

Trainthestudents’speakingabilitybydescribing，talkinganddiscussion.

●教学难点

Trainthestudents’listeningability.

●教具准备

（1）ataperecorder

（2）aprojector

（3）theblackboard

●教学过程

Step1Greetings

Teacher（T）：

Goodmorning/afternoon，class!

Students（Ss）：

Goodmorning/afternoon，teacher.

Step2Warming-up

T：

First，Iwanttoaskyouaquestion.DoyouknowwhathappenedintheIndianOceanattheendoflastyear？

Itshockedorwecansayfrightenedthewholeworld.

S1：

Letmetry.Aterribletsunamibrokeoutthereon26thDecember.Morethanxx00peoplewerekilled.

T：

Yes.Itissaidthatitisthebiggestinthefourdecades.Atsunamiisanunderseaearthquake.Thenhaveyouheardofanylandearthquakes？

Ss：

Yes.

T：

Wouldyoupleaselistsome？

S2：

WecanoftenhearthatearthquakesoccurinJapan.

S3：

In1906，anearthquakestruckSanFrancisco，USA.About700peoplediedintheearthquakeandthefires.Andasmanyas250000peoplelosthomes.

S4：

Andin1989，anotherbigearthquakehitSanFrancisco.About100peoplewerekilled.ItwasAmerica’ssecondstrongestearthquake.

T：

Butdoyouknowanyfamousearthquakesthathappenedinourcountry？

S5：

Ofcourse.TheTangshanEarthquakethathappenedin1976.Myfatherexperiencedit，andheoftentellsmeaboutthedeadliestearthquake.

T：

Canyoutellmewhatmighthappeninanearthquake？

YoumaylookatthetwopicturesonPage25.

S6：

Ifanearthquakehappens，thewholecitywouldcollapse.Thetallbuildingsmightbedestroyed.Theroads，therailwaytracksandsoonwouldbedestroyed.Bridgeswouldfalldown.Waterpipeswouldbebroken.Thenpeoplewouldfacewaterproblem.

S7：

Inthe1989earthquakeinSanFrancisco，awideandbusyroadwhichwasbuiltlikeabridgeoveranotherroadfellontotheonebelow.Manypeoplewerekilledintheircars，andonlyafewluckyoneswerenothurt.

S8：

Iftheearthquakeesatnight，alargenumberofpeoplewouldbekilledortrappedinthehouses.

S9：

Sometimesduringtheearthquake，bigholeswouldappearintheearth.

T：

Yes.Youdidaverygoodjob.Yousee，therearelargequantitiesoftallbuildingsinSanFrancisco.Noonecanimaginewhatwouldhappenifanotherbigearthquakehitthecity.

Step3Discussion

T：

Youknow，anearthquakeisoneoftheterriblenaturaldisasters.Doyouknowanyothernaturaldisaster？

Andwhatwillhappenduringthedisasters？

Discusswithyourpartner.

（Afewminuteslater.）

T：

NowI’llasksomeofyoutotellusthedisastersyouknow.

S1：

Floods，hurricanes，tornadoes.

S2：

Typhoons，drought.

T：

Verygood.Whatwouldhappeninthesedisasters？

S3：

Inaflood，waterwillbeeverywhere.Itwouldwashawaymanythings.Manypeoplewouldbedrowned.Peoplecouldgotostayontallbuildingsoreventheroofs.

S4：

Ifhurricane，typhoonortornadooccurs，therewouldbeverystrongwinds.Thingswouldbeblowndown.Therewouldbealotoftrafficaccidents.Andthesailorsontheseawouldbeingreatdanger.

S5：

Duringthedrought，waterisbadlyneeded.Thefarmerswouldhavenowatertoirrigatethecropsinthefields.

T：

NextIwillexplainthesedisastersandmeanwhileshowyousomepictures.Afloodisthemovementofwateroutofariver，lakeoroceanontoland.Itwasreportedthatinxxatleast100peopleweredeadand83weremissingafterrainstormscausedlandslides（山崩）andfloodsinSouthwestofChina.Ahurricaneisastrongstormwithhighwindsandrain.Theverycenterofthestorm，calledtheeye，iscalm.Atornadoisaviolentlyrotating（旋转的）columnofairthatformsatthebottomofacloudandtouchestheground.ATyphoonisanintensetropicalweathersystemwithawell-definedcirculationandmaximumsustained（持续不变的）windsof74milesperhour.Inotherpartsoftheworld，theyareknownashurricanes，tropicalcyclones（龙卷风）andseveretropicalcyclones.Droughtreferstoaperiodoftimewithoutrainthatcandamagecropssuchaswheatandcorn.

Step4NewWords

T：

Inthisunit，youwillreadapassageaboutanearthquake.Inthepassage，youwillmeetalotofnewwordsandexpressions.Nowwe’regoingtolearnthem.Firstreadthewordsandexpressionsfrom“shake”to“fresh”afterme.

T：

Readthesewordsandexpressionsbyyourself.Meanwhile，pleasepayattentiontotheirmeanings.

T：

NowIwillexplainthesewordsandexpressionsinEnglish.

1.pipe：

athinmetalpiecethatcarrieswater

2.dam：

aspecialwallthatkeepswaterbehindit

3.shocked：

worriedorfrightened

4.injure：

hurt

5.well：

adeepplacetostorewatertodrink

6.canal：

averylongwaterwayforboats

7.ruin：

thepartofabuildingleftaftertheresthasbeendamaged

8.agreatnumberof：

alotof

9.atanend：

finished；dead

10.bury：

putsomethingundertheearth

11.rise：

goup

12.rescue：

helptogetsomeoneoutofdanger

13.steam：

gasthathotwatergivesout

Step5Listening

T：

Beforewelearnthepassageaboutanearthquake，let’sfirstknowwhythereareearthquakesintheworld.Solet’sdosomelisteningonPage62.Listentothetapeforthefirsttimeandtrytogetageneralideaofthepassage.

S1：

Thispassageisaboutthecauseofearthquakesandhowwecanreducelossesfromthem.

T：

Verygood.ListentothetapeforthesecondtimeandjudgewhetherthestatementsinPart1aretrueorfalse.

T：

Let’schecktheanswers.Listenagainandtrytocorrectthestatementsthatarefalse.

T：

ListenagainandtrytopletethetableinPart2.（Playthetapeagainifnecessary.）

（Afewminuteslater.）

T：

Let’schecktheanswers.

Step6Homework

1.Usethefollowingwordsandexpressionstomakesentences.

shake，rise，crack，burst，atanend，rightaway，injure，ruin，survivor，useless，rescue，digout，organize，shelter，fresh，bury，shock，destroy

2.PreviewthereadingpassageonPage26.

●板书设计

Unit4Earthquakes

TheFirstPeriod

一.Disasters：

二.NewWordsandExpressions：

tsunamipipeagreatnumberof

earthquakedamatanend

floodshockedbury

hurricaneinjurerise

tornadowellrescue

typhooncanalsteam

droughtruin

●活动与探究

Poster-making：

1.Dividethewholeclassinfivegroups.

2.Askthemtolookformorewaysofreducinglossesfromearthquakes.ThestudentscangotothelibraryorusetheInternettosearchforinformation.Thefollowingwebsitesmightbehelpful.

①http：

//earthquake.usgs.gov

②http：

//eqnet.org/

③http：

//ceri.memphis.edu/

3.Aftersearchingfortheinformation，eachgroupshouldmakeaposter，informingpeoplehowtoreducethelossesofanearthquake.

●备课资料

WhydoEarthquakesHappen？

Scientistsexplainthattheoutsideoftheearthismadeofanumberofdifferentplates.Forexample，atSanFranciscothePacificplatewhichismovingtowardsthenorthwestmeetstheNorthAmericanplate.ThePacificplateismovingveryslowly—at5.3centimetersayear.Sometimesthesetwoplatesstopanddonotmoveforyears.Thensuddenly，theyjumpandanearthquakeisfelt.Asaresultofthemovementoftheseplates，westAmericaneartheseahasalwaysbeenabadplaceforearthquake.Whenthe1906earthquakehappened，thePacificplatejumped5-6meterstothenorth.

Wecannotstopearthquakes，butwecandothingstomakesuretheydonotdestroywholecities.First，itisnotagoodideatobuildhousesalongthelineswheretwooftheearth’splatesjointogether.Second，ifyouthinktheremaybeanearthquake，itisbettertobuildhousesonrocknotonsand.Third，youmustmakethehousesasstrongaspossible.Weakbuildingswillfalldowninanearthquake，butstrongone