人教版必修一unit4Earthquakes课件

1、Unit 4Earthquakes What do you think of Mr. Nature?Mr. Natureemotional（情绪化的）When he is cheerfulNatural DisastersWhen he gets angryHow many Nature Disasters do you know? typhoonseismic sea wave / tsunami tornado, hurricanethunderstormsand stormvolcanic eruptiondroughtflood hurricanefireearthquakeNatur

2、al Disastersfireearthquaketsunami 海啸typhoon(hurricane)droughttornado龙卷风volcano eruptionlandslide山体滑坡floodavalanche 雪崩mudflow 泥石流sandstormWhat happened?Can you describe how terrible the earthquake was?2008. 5. 12Wenchuan EarthquakeThe buildings fell down.倒塌 Roads cracked.裂开The town lay in ruins.破败不堪M

3、any people were killed or injured.受伤的A great number of people lost their homes.许多，大量Tangshan, HebeiJuly 28th, 1976Pre-reading What do you think may happen before an earthquake?What do you think may happen before an earthquake? The water in the wells_and_. And some deep _could be seen in the well wal

4、ls. A_gas came out the cracks.ArosefellcrackssmellyWhat do you think may happen before an earthquake?BMice ran out of the fields_places to hide.Fish _out of bows and ponds.looking forjumpedWhat do you think may happen before an earthquake?C The chickens and even pigs were_nervous _eat. The dog was_l

5、oudly again and again.tootobarkingDWhat do you think may happen before an earthquake?People could see _lights in the sky.brightBright lights flash in the sky震前动物有预兆，群测群防很重要。 牛羊骡马不进圈，猪不吃食狗乱咬。 鸭不下水岸上闹，鸡乱上树高声叫。 冰天雪地蛇出洞，大猫携着小猫跑。 兔子竖耳蹦又撞，鱼跃水面惶惶跳。 蜜峰群迁闹轰轰，鸽子惊飞不回巢。 家家户户都观察，综合异常作预报。THE EARTH DIDNT SLEEPA NI

6、GHT Reading Time: Place: Disaster: July 28, 1976Tangshan, HebeiA big earthquakeMain idea: An earthquake happened in Tangshan on July 28, 1976Paragraph 1Paragraph 2&3Paragraph 4Part1Part2Part3Strange things happened before the earthquake.The earthquake destroyed the city of Tangshan.The army came to

7、help the rescue work.Main idea of the textPart 1 What things are strange before the earthquake?welldeep cracks, smelly gastoo nervous to eatran out , looking for places to hidebright lightsjumped outsound of planes heard even no planesrose and fellThe one million people of the city, who thought litt

8、le of these events, were asleep as usual that night. Part 2 Damage caused by the earthquake.What damage did the earthquake cause?Find out sentences from the text to match the following pictures.A huge crack that was 8 kilometers long and 30 meters wide cut across houses, roads and canals.All of the

9、citys hospitals ,75% of its factories and buildings and 90% of its homes were gone.Two dams and most of the bridges fell or were not safe for travelling. The number of people who were killed or injured reached more than 400,000. The suffering of the people was extreme. The number of people who were

10、killed or injured reached more than 400,000.sufferingextreme.Railway tracks are now useless pieces of steel.chickens/pigsWellsRescue workers/doctorsWater ,food, electricityMore damage caused by the quakeIt seemed as if the world was at an end!diedfilled with sandtrapped hard to get1 help the rescue

11、workers2 the people who were trapped 3 the dead4 the coal miners5 build shelters for 6 the water Who went into the city?rescue workers, army, soldiers, doctors, nurses, volunteers What did the soldiers and rescue workers do for the city?All hope was not lost.Part3dig outburysavesurvivorstransportSlo

12、wly the city began to breathe againBefore the earthquake strange things began to happen but no one paid attention to them.The earthquake destroyed the city of Tangshan.The people were very shocked at the destruction.The army came to help the survivors, bringing hope for a new life.Summary of each pa

13、rtRetellingAn _ happened in Tangshan in 1976. For a few days, water in the wells _. Mice, chicken, pigs and even fish became _. And the water pipes in the buildings cracked and _. But the people in Tangshan _ these events. At 3:42 am, everything began to _. It seemed that the world was _. rose and fellearthquakenervousburstthought little ofshakeat an endRetellingA huge _ cut across the houses and roads, then the city lay _. Two-thirds of the people _or were _. Then later that afternoon, another big quake shook Tangshan. People began to wonder how long _. But _ was