案例sbs340课时教案ctre1u4t

WarmandColdDays

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Whenfriendsgettogetherwhataretheygoingtotalkabout?Generallytheywilltalkaboutweather,food,school-lifeandfamilystories.

Therearealotofwordstodescribetheweatherorclimate,suchas:raining,windy,cloudy,sunny,overcast,snowing,wet,dry,fog,dustandlightningFirst,todescribetemperature:hot,warm,coolandcold

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We’velearnedallthesewordswhenwewerestudyingSBS.Nowlet’stalkaboutthemeaningofthesewords.

Sunnymeanshavingalotoflightfromthesun.Cloudymeanstherearealotofcloudsinthesky.

Overcastmeanscloudyandthereforenotbrightandsunny.(Theskyisdarkwithclouds.)

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Wetmeanstheairisfullofwatervapor.It’smoist.Drymeanstheairisn’tmoistureorit’srarelyrains.Hotmeanstemperatureoftheairisveryhigh.

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Warmmeansslightlyhot,especiallyinapleasantway.

Coolmeansalowtemperatureoftheairbutnotcold,whichmeans,aslightlycoldinapleasantway.

Coldmeansthetemperatureoftheairisverylow.

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We’vejustdiscussedsomewordsofdescribingthetemperatureandsomenormalweatherphenomena.Therearecertainlysomeunusualphenomena.Wearegoing

todiscusstheminthefollowingtext.

Let’sbeginlesson1“WarmandColdDays”.What’sthedaythattheauthorisdescribinglike?Pleasereadthispageandthinkaboutmyquestion.

Whatisthisdaylike?Itiswarmandwet.Therainmakesagoodsound.Kidsyintheirhomes.Thisrainisextreme.Butitwillstop.Canyoupredicthowthedaywillbethen?

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Whatisthisdaylike?It’swarmandwet.

Howcanyouunderstandthewordwethere?Itmeansit’sraining.

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Whatdothekidsdowhenit’sraining?

Theyyintheirhomes.

Therainisextreme.Whatisthemeaningofthewordextreme?

Somethingextrememeansitisverydifferentfromtheordinary.Thatmeanstherainisveryheavy.

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Doyouliketoyinthesunshine?Whatdoyoudowhenitrainsoutside?

Yes.Iliketoyoutsidewhentheweatherisgood.Whentheweatheristerriblepeoplehavetostayathome,watchTVorreadbooks.IfIwanttoysportsIcanchoosesomeindoorssportssuchasbasketball,badminton…

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Whatdoestheskylooklikewhenitrains?

Theskyisdarkandovercast.Itmightbewindy.

Canyoupredicthowthedaywillbethen?Whatisthemeaningofthewordpredict?Whenyoupredictsomething,you lsomethingyouthinkwillhappeninthefuture.

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Canyoupredicthowthedaywillbethen?Why?

Ipredictthatitwillstoprainingoritwillbesunny.Becausetheauthorsaystherainisextreme.

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Theweatherischangingallthetime.Eveninoneday,youcanhavedifferentweather.Youmayhavesunshineinthemorningandheavyrainintheafternoon.Let’shavealookatwhatthisdayislike.Pleasereadthispage.

Thisdayiscold.Thekidsknowhowtostaywarm.Theyrunandjumpandhavealotoffun.Whatagreatdaytoy!

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How’stheweathertoday?It’scold.

Thekidsknowhowtostaywarm?Pleaselmesomewaysinwhichtheycanstaywarm.

They’rewearingthickwintercoats.Theyrunandjump.yingsportcanmakeourbodywarm,sothatwedon’tfeelcoldinwinterandweevenperspireduringsports.

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Atthebeginningofthislesson,wehavediscussedmanykindsofweather,mostofthemarenormalweather,buttherearealsoextremeweatherphenomenasuchasstormyweather.Let’sbeginlesson2.

Howmanykindsofstormsdoyouknow?

Therearemanykindsofstorms.Whichdoyouseewhereyoulive?

Onsomedays,theskyisgray.Thatcouldmeanastormisontheway.

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Therearemanykindsofstorms.Whatisstorm?

It’saperiodofverybadweatherwhenthereisalotofrainorsnow,strongwinds,andoftenlightning.

Howcanpeopleknowthatstormisontheway?

Whentheskyisgrayorit’swindy,peopleknowthestormmightbeontheway.

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Whatmighthappenwhenstormcomes?Let’scontinuetoreadthenextparagraph.

Agrayskycanmeanrainstorms.Youmayseegreatflashesoflightning.Afterthatcomesaloudsound.Thatisthunder.Timetogoinside!

Thunderstormscomewithstrongwinds.Thewindscanblowbranchesofftrees.Ballsoficemaycomedown.Thisiscalledhail.Itcanhailwhenitiswarmorcold.

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Wemettwonewwords“lightning”and“thunder”.Weknowtheymighthappenwhenstormorthunderstormcomes.Whatisthemeaningoftheword“lightning”?It’sthebrightflashesoflightthatyouseeintheskyduringastorm.

Whatisthemeaningoftheword“thunder”?

It’stheloudnoisethatyouhearduringastorm,usuallyafteraflashoflightning.

Sothunderstormisastormwiththunderandlightning.Duringthunderstormssometimesrain,hail,lightning,andrapidheating,itisverywindy.Theairishotattimesthencoldthenhotthencoldthenhotthencoldanditkeepsgoingonandonsoyougetthepoint.

Coldairandwarmairmeetandasthewarmairrisesandmeetsthecoldairthunderisaresult.

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Pleasedescribewhatwillyouseewhenathunderstormhappens?

Youmayseegreatflashesoflightning.Afterthatcomesaloudsound.Wecanseethewindblowbranchesofftrees.Sometimeswecanseethehailcomesdown.

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Sometimeswhenthethunderstormhappens,ballsoficemaycomedown.Whatisit?What’sthemeaningofthewordhail?

It’shail.It’srainthat zesintheskyandfallstothegroundassmallballsofice.

Howbigishail?

Mosthailissmall.Somehailisbiggerthanatennisball.

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Howarerainandhailalike?Howaretheydifferent?

Theybothfallfromtheskyduringstorms.Theybothcanfallwhenitiswarmorcold.Rainisliquid,buthailissolid.Hailisfrozenraindrops.

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Nowweknowthethunderstorm.Ithappensmostlyinspringandsummer.Therearealsosomeotherkindsofstorm.Let’sreadthispageandfindoutwhatitis.

Somestormscomewhenitisverycold.Itcansnowsomuchthatyoucan’tsee.

Strongwindscanblowsnowintobigpiles.Thisiscalledablizzard.

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There’sanotherkindofstormcalledblizzard.Whatisit?It’sastormwithalotofsnowandstrongwinds.

Inwhichseasonmightblizzardhappen?

Itusuallyhappensinwinterwhenit’sverycold.

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Howarethunderstormandblizzardthesame?Howaretheydifferent?Same: Botharestormsthathavestrongwinds.

Different: Athunderstormcanhappenwhenit’swarmorcold.Ithasthunder,

lightning,rain,andsometimeshail.Ablizzardhappenswhenit’scoldandsnowy.

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Let’stalkaboutanotherstorm:Tornadoes.Pleasereadthispage.

Somestormshaveextremewinds.Tornadoesaremadeofveryfastwindsthatspin.Thewindscanpickuptrucksandhomes.

Scientistshavewaystopredictwhentornadoeswillcome.Thenpeoplecangetoutoftheirway.

Atornadocandestroybuildings.

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Whatistornado?

It’saverystrongwindthatgoesquicklyaroundinacircleandcausesalotofdamage.

Howcanyouknowthattornadoeswillcomeandyoushouldgetoutofthewaytokeepyousafe?

Scientistshavewaystopredictwhentornadoeswillcome.Peoplecangettheinformationfromtheweatherforecast.Thenpeoplecangetoutoftheirway.

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Howdangerousarethetornadoes?

Thewindscandestroybuildingsandpickuptrucksandhomes.Itwillbreakapartnotonlytheobjectsbutalsopeopleandanimals.Peoplemightgethurtevendieinhorribletornadoesiftheydon’thavesafesheltertostayin.

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How’stheweatherinyourcity?Readthispage.

Lookoutsidetoday.Doesitlooklikeastormisonitsway?Orisitagreatdaytoy?

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Let’slookatthefirstpicture.It’ssunnyandwarm.Afamilyishavingaicoutside.Andinthesecondpicture,it’ssnowing.Childrenaremakingasnowman.

How’stheweatherinyourcitytoday?Doesitlooklikeastormisonitsway?Oris

itagreatdaytoy?

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Thislessonisover.Let’sdosomecomprehensionchecks.

laboutastormyouhaveseen.Howwasitlikethestormsyoujustreadabout?Thereareseveraltypesofstormsmentionedinthislesson.Ihaveseenthunderstorms.Itgetsdarkoutsideandthereisthunderandlightning.Italsorainsveryhardanditiswindy.ThethunderstormsIseearejustlikethethunderstormdescribedinthislesson.

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Whatwouldyoudoifyouwerecaughtinablizzard,thunderstorm,orhailstorm?Let’ssee,ifIwerecaughtinathunderstorm,therewouldbealotofrain,wind,thunder,andlightning.Thesetypesofstormscouldbeharmful.IfIwerecaughtinthiskindofstorm,IthinkIwouldtrytogosomewheresafeassoonaspossible.

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Nowweknowsom