必修一unit4-earthquake精品课件.ppt

1、Unit 4 EarthquakesNatureemotionalMr.（情绪化的）is Sometimes it is destroyed by some natural disasters(1),so it is also dangerous.How do you think of our world?Is it beautiful?1.Warming-up 灾害灾害However,is our world alwaysbeautiful and safe?Why?flood What natural disasters have you ever seen?I have seen.fir

2、e Natural DisastersNatural DisastersDrought Drought drat TyphoonTyphoonsandstorm泥石流泥石流Tsunami(海啸）海啸）snow slide(雪崩雪崩)earthquake(2)volcanic eruption.and so on 地震地震震动震动quake(3)The reasons of earthquakeFirstPacific plateAmerican plateEurasian plate India plateAfrican plateAntarctic plate If an earthquak

3、e happens,how to protect ourselves?third1.hold onto the furniture2.hide in the corner of the house 4.drop onto the ground 3.hide under/by some strong furniture4.drop onto the ground 3.hide under/by some strong furniture 6.keep away from the power lines5.keep away from the buildings7.keep away from t

4、he signsB8.put out the fire and turn off the gas 7.keep away from the signsB8.put out the fire and turn off the gas 12.Dont stay in the centre of room.11.Dont stay on the balcony(阳台阳台)13.Dont jump out of tall buildings14.Dont be upstairs or downstairs.Imagine your home begins to shake and you must l

5、eave it right away.You have time to take only one thing.What will you take?personal washing thingsa bottle of water moneytorchmobile phonefood and sweets blanketmedicineYou will takeLead-inThere was a great natural disaster in our country on July 28,1976,do you know what it is?It is called the Tang

6、Shan earthquake.A Night The Earth Didnt Sleep A NIGHT A NIGHT THE EARTH DIDNT SLEEPTHE EARTH DIDNT SLEEPReading:Tangshan,HebeiJuly 28th,1976 Time:Place:Disaster:July 28,1976Tangshan,HebeiA big earthquakeMain idea:An earthquake happened in Tangshan on July 28,1976Fast readingJust match it!Part1Part2P

7、art3(Para.1)(Para.2&3)(Para.4)Careful reading Para.1:What abnormal(不正常的不正常的)things happened in the ground before the earthquake?The water in the wells_and_.And some deep _could be seen in the well walls.A_gas came out the cracks.rosefellcrackssmelly水井水井裂缝裂缝Mice ran out of the fields_places to hide.F

8、ish _out of bows and ponds.looking forjumped The chickens and even pigs were_nervous _eat.tootoPeople could see _lights in the sky.brightin the city,the people _these_and were asleep as usual.大事大事,事件事件thoughts little of events不重视不重视DetailsDetails1.At _ am,the _ earthquake of the 20th century began.2

9、._ burst from holes in the ground.3.Hard hills of the rock became rivers of _.4._ covered the ground like red autumn leaves.5.Two _ and most of the bridges fell.6.The railway tracks were now _pieces of _.7._ now filled the wells instead of water.8.Water,food,and _ were hard to get.Para.Para.2-32-33:

10、42greatestSteamdirtBricksdamsuselesssteelSandelectricityData(数据数据)v of the nation felt the earthquake.v A huge crack that was kilometers long and metres wide cut across houses.vIn terrible seconds a large city lay in ruins.v of the people died or were injured during the earthquake.v The number of pe

11、ople who were killed or injured reached more than .vAll of the citys hospitals,of its factories and buildings and of its homes were gone.1/3830152/3400,00075%90%Para.2-3How many soldiers did the army send to Tangshan to help the rescue workers?Where were most of the 10,000 miners rescued from the co

12、al mines?Why did workers build shelters for survivors?How was fresh water taken to the city?To the north of the city,most of the 10,000miners were rescued from the coal mines.How many soldiers did the army send to Tangshan to help the rescue workers?The army sent 150,000 soldiers to Tangshan to help

13、 the rescue workers.Where were most of the 10,000 miners rescued from the coal mines?Fresh water was taken to the city by train,truck and plane.Why did workers build shelters for survivors?Because their homes had been destroyedHow was fresh water taken to the city?Filling the blanks with the first g

14、iven letter:Several days before July 28,1976,many s_ things happened in Tangshan.They were signs for the e_.But people in the city of Tangshan didnt think m_ of these.At 3:42am that day,the earth began to s_,which d_ the city.trangearthquakeuchhakeestroyedMany people including workers and doctors,came to r_ those t_ under the ruins.Later that afternoon another big earthquake struck Tangshan.More people were killed or i_ and more buildings f_ down.Soldiers were called in to help the rescue workers.Teams were organized to d_ the trapped and b_ the dead.escuerappedellurynjuredig out