【课件】Unit+4+Reading+and+Thinking+课件人教版（2019）必修第一册.pptx

Re a d i n gA nightthe earth didnt sleepBeforeAfterIts always calm before a storm.选项可点击选项可点击How much do you know about Tangshan?Do you know what happened to Tangshan in the past?Pre-reading1.Imagine your home begins to shake and you must leave it right away.You have time to take only one thing.What will you take?Why?2.What do you think will happen before an earthquake?uWhatisthetextmainlyabout?uThetextisorganizedintheorderof_.uHowwillyoudividethetextinto3parts?SkimmingtimeThree partsPart 1(para1)Part 2(para2-3)Part 3(para4)Strange things happened before the earthquakeWhat happened during the earthquake and the damageThe rescue work after the earthquakeSkimming选项可点击选项可点击Strange things were happening in the countryside ofnortheast Hebei.For three days the water in thevillagewellsroseandfell,roseandfell.Farmersnoticedthatthewellwallshaddeepcracksinthem.Asmellygascameoutofthecracks.Inthefarmyards,thechickensandeventhepigsweretoonervoustoeat.Miceranoutofthefieldslookingforplacestohide.Fishjumpedoutoftheirbowlsandponds.Atabout3:00amonJuly28,1976,somepeoplesawbrightlightsinthesky.ThesoundofplanescouldbeheardoutsidethecityofTangshanevenwhennoplaneswereinthesky.Inthecity,thewaterpipesinsomebuildingscrackedandburst.Buttheonemillionpeopleofthecity,whothoughtlittleoftheseevents,wereasleepasusualthatnight.What things are strange before the earthquake?Part 1(para1)Part 1(para1)The water in the wellsran out of the fields.Chickens and pigsMiceFishThe water pipescracked and burst.were too nervous to eat.rose and fell.jumped out of ponds.Join the correct parts of the sentence.选项可点击选项可点击At3:42ameverythingbegantoshake.Itseemedasiftheworldwasatanend!Elevenkilometersdirectlybelowthecitythegreatestearthquakeofthe20thcenturyhadbegun.ItwasfeltinBeijing,whichismorethantwohundredkilometersaway.One-thirdofthenationfeltit.Ahugecrack that was eight kilometers long and thirty meterswide cut across houses,roads and canals.Steam burstfromholesintheground.Hardhillsofrockbecameriversofdirt.Infifteenterriblesecondsalargecitylayinruins.Thesufferingofthepeoplewasextreme.Two-thirdsofthemdiedor were leftwithoutparents.Thenumberofpeople who were killed or injured reached more than400,000.What time did the earthquake happen?At about 3:42am.Where did the earthquake begin?11 kilometers directly below the city.How long did the earthquake last?15 seconds.Part 2(para2)选项可点击选项可点击But how could the survivors believe it was natural?Everywheretheylookednearlyeverythingwasdestroyed.Allof the citys hospitals,75%of its factories and buildings and90%ofitshomesweregone.Brickscoveredthegroundlikeredautumnleaves.Nowind,however,couldblowthemaway.Twodamsfellandmostofthebridgesalsofellorwerenotsafefortravelling.Therailwaytrackswerenowuselesspiecesofsteel.Tensofthousandsofcowswouldnevergivemilkagain.Halfamillionpigsandmillionsofchickensweredead.Sandnow filled the wells instead of water.People were shocked.Then,laterthatafternoon,anotherbigquakewhichwasalmostasstrongasthefirstoneshookTangshan.Someoftherescueworkers and doctors were trapped under the ruins.Morebuildingsfelldown.Water,food,andelectricitywerehardtoget.peoplebegantowonderhowlongthedisasterwouldlast.What the damage did the earthquake cause?Part 2(para3)3:42 am11 kilometers8 kilometers30 metersAt3:42ameverythingbegantoshake.11kilometersdirectlybelowthecityAhugecrackwas8kilometerslong.Ahugecrackwas30meterswide.Part 2(para2-3)15 seconds1/375%,90%400,000In15secondsalargecitylayinruins.Thenumberofpeoplewhowerekilledorinjuredreachedmorethan400,000.One-thirdofthenationfelttheearthquake.75%ofthecitysfactoriesandbuildingsand90%ofitshomesweregone.Part 2(para2-3)Damage during the earthquakeCrack_ kilometers long and _ meters wide.People_of people died or were injured.The number reached _.Buildings_ of the hospitals,_ of the factories and _ of homes were gone.Animals_ of cows would never give milk._pigs and _chickens were dead.Part 2(para2-3)8302/3400,000All75%90%Tens of thousandsHalf a millionmillions ofAllhopewasnotlost.Soonafterthequakes,thearmysent150,000 soldiers to Tangshan to help the rescue workers.Hundreds of thousands of people were helped.The armyorganizedteamstodigoutthosewhoweretrappedandtoburythedead.Tothenorthofthecity,mostofthe10,000miners were rescued from the coal mines there.Workersbuiltsheltersforsurvivorswhosehomeshadbeendestroyed.Freshwaterwastakentothecitybytrain,truckandplane.Slowly,thecitybegantobreatheagain.What does the last sentence mean?The city returned to normal gradually.Part 3(para4)Part 3(para4)After the earthquakeWhat should be What should be done done immediately?immediately?organizeteamsdigoutthetrappedburythedeadbuildsheltersforsurvivorsbetakentothecity by train,truckandplaneThe army WorkersFresh waterSummary选项可点击选项可点击If one day we come across an earthquake,what should we do to protect ourselves?CalmRunShelter/CornerHideCoverHomeworkRetell the whole passage.Finish the exercises on page 27.。