英語：unit4-Earthquakes-lis教學講解課件

ListeningListeningListentothetapeandthentellwhethertheyaretrueorfalse.1.Thewriterwassleepingdownstairswhentheearthquakebrokeout.2.Thewriterthrewawayhisclothesandrushedout.3.Manyhugebuildingswereshaking–rocksandbrickswerefalling.FFTListentothetapeandthente4.Alotofpeoplewereburiedundertheruins.5.Somecowswerekilledinthefire.6.Thewriterremembersclearlyhowhegotintotheboat.TFF4.AlotofpeoplewereburiedListentothetapeagainandthencompletethefollowingquestions.1.Whendidthemantalkabouttheearthquake?Howdoyouknow?

Aftertheearthquakehadhapped,the

lastsentencegivesinformationaboutthenextday.Listentothetapeagainandt2.Isthemanclamashetalksabouttheearthquake?Whyorwhynot?

Yes,themanisclambecauseheiswritingaboutsomethingalongtimeafterithappened.2.Isthemanclamashetalks3.Whatwasthebiggestdangerforthe

man:fires,sowsorfallingbuildings?Why?

Thefallingbuildingswerehisbiggestdangerandhedidn’tknowwhenonemightfallonhim.Hecouldatleastseethefiresandcowscomingtowardshim.3.Whatwasthebiggestdanger4.Wherewasthemangoing?5.Haveyougotanyideastohelpthismanduringtheearthquake?Hewasgoingtothebaytogetonaboat.

Answerswillvarybutshoulddemonstrateanunderstandingofthelisteningtext.4.Wherewasthemangoing?5.IawokeasIwasthrownfrommybed.WhenItriedtowalk,thefloor

shooksothatIfell.Igrabbedmyclothingandhurrieddownstairs.Suddenlythelightswentout,andeveryonerushedforthedoor.OutsideIsawthingsIneverwanttoseeagain.Itwasdaytime.ListeningtextIawokeasIwasthrownfrommTheairwasfilledwithfallingrocks.Peoplearoundmeweregettingburied

underbuildingsthatwerecrashingdown.

Otherhugebuildingswereshaking.Everymomenttherewereterrible

sounds.Iaskedamanstandingnexttomewhathappened.TheairwasfilledwithfallinBeforehecouldanswer,hundredsofbricksfellon

himandhewaskilled.Allaroundmeweregreatfires.AsIranpeopleeverywherewerecryingandcallingforhelp.Ithoughttheendoftheworldhadcome!ThenImetamanwhoknewthewaytoaboat,andweraninitsdirection.Beforehecouldanswer,hundreMen,womenandchildrenweretryingtodigthemselvesoutoftheruins.Thousandsofpeople,

crazywithworry,wererunningdownthestreetandeveryminutesomeonewashitbyfallingbricks.

Insomeplaces,

thestreetshad

cracks

andopened.

Hugeholeswereallaroundme.Men,womenandchildrenweretIsawmanyfrightenedcowsrushupMarketStreetanddropintoagreatcrackintheearth.HowIreachedtheboatIcannotsay.Somepeopleeventoretheclothesfromthebacksofothersastheytriedtogetintotheboat.

Later,

thesurvivorssearchedforwatertheycoulddrink.

IsawmanyfrightenedcowsrusPeoplesleptonthestreetsandhillsawayfromthefires,

whichmadethenightbrightasday.Soldierskeptwaterfromthecrowdstogivetotherescueworkers.Thenextdaythesoldiersfoundmorewaterandsomebreadtogivetothosestillalive.PeoplesleptonthestreetsanListeningonPage62Listentothetapeandtellwhethertheyaretrueorfalse.1.Insidetheearththereareanumberofplates.2.Theseplatesmoveallthetime.3.Iftheystopmovingthereisanearthquake.4.Iftheyjumpthereisanearthquake.FFFTListeningonPage621.Inside5.Chinaisinanearthquakearea.6.ThePacificplateispushingonChinafromtheeast.7.TheHimalayanmountainswerecausedbythemovementofplates.8.Humanbeingshavethepowertostopearthquakes.TTTF5.ChinaisinanearthquakeaEarthplatesjumpandproduceshockwaves.Movingat5.3cmayear5-6meterstothenorth.CauseofearthquakesMovingspeedofthePacificplateIn1906thePacificplatesuddenlyjumpedCompletethefollowingtable.EarthplatesjumpandproduceChinafromtheeasttothewest.Chinafromthesouthwesttothenorthwest.Notbuildingwhereplatesmeet;buildingonrock;

buildingstronghouses.ThePacificplatepushesonTheIndianplatepushedonWaysofreducinglossesfromearthquakeChinafromtheeasttothewesWhydoearthquakeshappen?Scientistsexplainthattheoutsideoftheearthismadeofanumberofdifferentplates.AtSanFrancisco,

thePacificplatewhichismoving

towardsthenortheastmeetstheNorthAmericanplate.ThePacificplateismovingveryslowly-at5.3

centimetersayear.ListeningtextWhydoearthquakeshappen?SciThensuddenly,

theyjumpandanearthquakeisfelt.Asaresultof

themovementoftheseplates,Californiahasalwayshadalotofearthquakes.Whenthe1906earthquakehappened,thePacificplatejumped5-6

metrestothe

north.

Chinaalsohasanunluckyplaceontheearth.

ThePacificisalsopushingonChinafromtheeastastheplateThensuddenly,theyjumpandamoveswest.

Likewise,

theIndianplateispushingonChinafromthesouthwestasthatplatmovesnorthwest.ThesamepowerthatproducedthegreatHimalayanMountainsnowcausesearthquakesinChina.

Wecannotstopearthquake,

butwecandothingstomakesuretheydonotdestroywholecities.

moveswest.Likewise,theIndiFirst,

itisnotagoodideatobuildthehousesalongthelineswheretwooftheearth’splatesjointogether.Second,ifyouthinktheremaybeanearthquake,itisbettertobuildhousesonrockthanonsand.Third,youmustmakethehousesasstrongaspossible.Weakbuildingswillfalldowninanearthquake,

butstrongonesmay

stayup.First,itisnotagoodideatListeningtaskonP66Whenyoulistenthefirsttimewritedownthethree“things”thatarementioned.1drop2cover3holdListeningtaskonP66Whenyou2ndthingImustdo:makesureIhideundersomethinglikeatabletoprotectmyselffromthingsfallingontopofme.3rdthingImustdo:Imustholdontothefurnituresoitdoesn’tmoveawayfrommeduringtheearthquake.1stthingImustdo:Imustdroptothefloorandcovermyheadandneckwithmyarms.Givemoredetailsabouteachofthe“things”2ndthingImustdo:makesureAnyotheradviceyouthinkuseful:Ifyouareoutside,you_____________________________________________________________Ifyouareinthelivingroom,you______________________________________________________________________________________________________Shouldkeepawayfrompowerlines,trees,signs,carsandbuildings.ShouldmakesurethatthebookcasesarefastenedtothewallandtheTVsetistiedtoatablesothattheycan’tmove.AnyotheradviceyouthinkuseShouldringafamilyfriendtotellthemwhereyouareandcollectyourpersonalearthquakebag.Ifyouareinthehousealone,you__________________________________________________________________________________ShouldringafamilyfriendtoListeningtextPractiseandprepareSincetheSanFranciscoearthquake,allchildreninCaliforniahavebeentaughtwhattododuringanearthquake.

Teachers:

Now,

students,

doyourememberwhatyouhavetodobeforetheearthquakecomes?ListeningtextS1:Yes.Wemustmakeanearthquake

plan.T:

Goodandwhat’sthat?S2:It’salistofthingsyoushoulddoifanearthquakecomes.Itshouldtelluswhattodo,wheretobesafeandwhotocontact.T:

Right.Sowhatarethesethings?S1:Yes.WemustmakeanearthS1:Whatwemustdowhenthe

earthquakecomesis“drop,

cover

andhold”T:

Whatdosethatmean?S2:Wemustdroptothefloorandprotect

ourheadandneckwithourarms.

Thenwemustcoverourselvesby

hidingundersomefurniturelikea

table.S1:Whatwemustdowhenthe

Thatwillprotectusfromthings

fallingontopofus.Finallywemust

holdontothefurnituresoitdoesn’t

moveawayfromusduringthe

earthquake.T:Welldone.That’sfine.You’llbesafein

theclassroombutwhatifyou’re

outside?ThatwillprotectusfroS1:Tobesafe,

youmustmovetoan

openspace.

Keepawayfrompower

lines,trees,signs,carsandbuildings.T:Excellent.You’verememberedwell.

Nowwherecanyoubesafeifyouare

inthelivingroomwherebooksand

thetelevisionarekept?S1:Tobesafe,youmustmovetS2:Ifyouarecarefulyou’llalreadyhave

fastenedthebookcasestothewall.

Youshouldalsohavetiedthe

televisiontoatablesoitcan’t

move.

Nobodywantstobekilledby

theirownfurniture.T:Quiteright.Whatmustwe

remembertodoifweareinthe

housealonewhentheearthquake

starts?S2:Ifyouarecarefulyou’llS2:Iknow.Wemustringafamily

friend

totellthemwhereweare.We

mustalsocollectourpersonal

earthquakebagandgotothe

emergencyshelterifthereisone

nearourhouse.T:Ok.SoforyourhomeworkIwant

youtothinkaboutwhatyoumight

putintothebag.We’lldiscuss

tomorrow.S2:Iknow.WemustringafamListeningListeningListentothetapeandthentellwhethertheyaretrueorfalse.1.Thewriterwassleepingdownstairswhentheearthquakebrokeout.2.Thewriterthrewawayhisclothesandrushedout.3.Manyhugebuildingswereshaking–rocksandbrickswerefalling.FFTListentothetapeandthente4.Alotofpeoplewereburiedundertheruins.5.Somecowswerekilledinthefire.6.Thewriterremembersclearlyhowhegotintotheboat.TFF4.AlotofpeoplewereburiedListentothetapeagainandthencompletethefollowingquestions.1.Whendidthemantalkabouttheearthquake?Howdoyouknow?

Aftertheearthquakehadhapped,the

lastsentencegivesinformationaboutthenextday.Listentothetapeagainandt2.Isthemanclamashetalksabouttheearthquake?Whyorwhynot?

Yes,themanisclambecauseheiswritingaboutsomethingalongtimeafterithappened.2.Isthemanclamashetalks3.Whatwasthebiggestdangerforthe

man:fires,sowsorfallingbuildings?Why?

Thefallingbuildingswerehisbiggestdangerandhedidn’tknowwhenonemightfallonhim.Hecouldatleastseethefiresandcowscomingtowardshim.3.Whatwasthebiggestdanger4.Wherewasthemangoing?5.Haveyougotanyideastohelpthismanduringtheearthquake?Hewasgoingtothebaytogetonaboat.

Answerswillvarybutshoulddemonstrateanunderstandingofthelisteningtext.4.Wherewasthemangoing?5.IawokeasIwasthrownfrommybed.WhenItriedtowalk,thefloor

shooksothatIfell.Igrabbedmyclothingandhurrieddownstairs.Suddenlythelightswentout,andeveryonerushedforthedoor.OutsideIsawthingsIneverwanttoseeagain.Itwasdaytime.ListeningtextIawokeasIwasthrownfrommTheairwasfilledwithfallingrocks.Peoplearoundmeweregettingburied

underbuildingsthatwerecrashingdown.

Otherhugebuildingswereshaking.Everymomenttherewereterrible

sounds.Iaskedamanstandingnexttomewhathappened.TheairwasfilledwithfallinBeforehecouldanswer,hundredsofbricksfellon

himandhewaskilled.Allaroundmeweregreatfires.AsIranpeopleeverywherewerecryingandcallingforhelp.Ithoughttheendoftheworldhadcome!ThenImetamanwhoknewthewaytoaboat,andweraninitsdirection.Beforehecouldanswer,hundreMen,womenandchildrenweretryingtodigthemselvesoutoftheruins.Thousandsofpeople,

crazywithworry,wererunningdownthestreetandeveryminutesomeonewashitbyfallingbricks.

Insomeplaces,

thestreetshad

cracks

andopened.

Hugeholeswereallaroundme.Men,womenandchildrenweretIsawmanyfrightenedcowsrushupMarketStreetanddropintoagreatcrackintheearth.HowIreachedtheboatIcannotsay.Somepeopleeventoretheclothesfromthebacksofothersastheytriedtogetintotheboat.

Later,

thesurvivorssearchedforwatertheycoulddrink.

IsawmanyfrightenedcowsrusPeoplesleptonthestreetsandhillsawayfromthefires,

whichmadethenightbrightasday.Soldierskeptwaterfromthecrowdstogivetotherescueworkers.Thenextdaythesoldiersfoundmorewaterandsomebreadtogivetothosestillalive.PeoplesleptonthestreetsanListeningonPage62Listentothetapeandtellwhethertheyaretrueorfalse.1.Insidetheearththereareanumberofplates.2.Theseplatesmoveallthetime.3.Iftheystopmovingthereisanearthquake.4.Iftheyjumpthereisanearthquake.FFFTListeningonPage621.Inside5.Chinaisinanearthquakearea.6.ThePacificplateispushingonChinafromtheeast.7.TheHimalayanmountainswerecausedbythemovementofplates.8.Humanbeingshavethepowertostopearthquakes.TTTF5.ChinaisinanearthquakeaEarthplatesjumpandproduceshockwaves.Movingat5.3cmayear5-6meterstothenorth.CauseofearthquakesMovingspeedofthePacificplateIn1906thePacificplatesuddenlyjumpedCompletethefollowingtable.EarthplatesjumpandproduceChinafromtheeasttothewest.Chinafromthesouthwesttothenorthwest.Notbuildingwhereplatesmeet;buildingonrock;

buildingstronghouses.ThePacificplatepushesonTheIndianplatepushedonWaysofreducinglossesfromearthquakeChinafromtheeasttothewesWhydoearthquakeshappen?Scientistsexplainthattheoutsideoftheearthismadeofanumberofdifferentplates.AtSanFrancisco,

thePacificplatewhichismoving

towardsthenortheastmeetstheNorthAmericanplate.ThePacificplateismovingveryslowly-at5.3

centimetersayear.ListeningtextWhydoearthquakeshappen?SciThensuddenly,

theyjumpandanearthquakeisfelt.Asaresultof

themovementoftheseplates,Californiahasalwayshadalotofearthquakes.Whenthe1906earthquakehappened,thePacificplatejumped5-6

metrestothe

north.

Chinaalsohasanunluckyplaceontheearth.

ThePacificisalsopushingonChinafromtheeastastheplateThensuddenly,theyjumpandamoveswest.

Likewise,

theIndianplateispushingonChinafromthesouthwestasthatplatmovesnorthwest.ThesamepowerthatproducedthegreatHimalayanMountainsnowcausesearthquakesinChina.

Wecannotstopearthquake,

butwecandothingstomakesuretheydonotdestroywholecities.

moveswest.Likewise,theIndiFirst,

itisnotagoodideatobuildthehousesalongthelineswheretwooftheearth’splatesjointogether.Second,ifyouthinktheremaybeanearthquake,itisbettertobuildhousesonrockthanonsand.Third,youmustmakethehousesasstrongaspossible.Weakbuildingswillfalldowninanearthquake,

butstrongonesmay

stayup.First,itisnotagoodideatListeningtaskonP66Whenyoulistenthefirsttimewritedownthethree“things”thatarementioned.1drop2cover3holdListeningtaskonP66Whenyou2ndthingImustdo:makesureIhideundersomethinglikeatabletoprotectmyselffromthingsfallingontopofme.3rdthingImustdo:Imustholdontothefurnituresoitdoesn’tmoveawayfrommeduringtheearthquake.1stthingImustdo:Imustdroptothefloorandcovermyheadandneckwithmyarms.Givemoredetailsabouteachofthe“things”2ndthingImustdo:makesureAnyotheradviceyouthinkuseful:Ifyouareoutside,you_____________________________________________________________Ifyouareinthelivingroom,you______________________________________________________________________________________________________Shouldkeepawayfrompowerlines,trees,signs,carsandbuildings.ShouldmakesurethatthebookcasesarefastenedtothewallandtheTVsetistiedtoatablesothattheycan’tmove.AnyotheradviceyouthinkuseShouldringafamilyfriendtotellthemwhereyouareandcollectyourpersonalearthquakebag.Ifyouareinthehousealone,you__________________________________________________________________________________ShouldringafamilyfriendtoListeningtextPractiseandprepareSincetheSanFranciscoearthquake,allchildreninCaliforniahavebeentaughtwhattododuringanearthquake.

Teachers:

Now,

students,

doyourememberwhatyouhavetodobeforetheearthquakecomes?ListeningtextS1:Yes.Wemustmakeanearthquake

plan.T:

Goodandwhat’sthat?S2:It’salistofthingsyoushoulddoifanearthquakecomes.Itshouldtellu