Unit 4PERIOD 1 Warming-up and Reading1 三维目标1. Knowledge:(1) Get a general idea of earthquakes and some other natural disasters.(2) Know the cause of an earthquake. 2. Ability:(1)Train the students speaking ability by describing, talking and discussion.(2)Train the students listening ability. (on page62)(3)Train the students ability to cooperate with others. 3. Emotion:Know the damage that the earthquake and other natural disasters could bring about. 教学重点Train the students speaking ability by describing, talking and discussion. 教学难点Training the students speaking ability.Talk about the following questions with your desk mate . Do you know what happened in the Indian Ocean at the end of the year before last year? Do you know any other natural disasters?tsunamidroughtvolcanoFirehurricanefloodnatural disastersfireearthquakesfloodsdroughthurricanevolcanic eruptionssand storms snow storms thunderstormsland slidesdiseases - Sars火山爆发滑坡City after earthquakesThe whole city was in ruins.became useless pieces of steel.The railway tracksHuge crack cut across houses,roads,and canals.Do you know what an earthquake is ?The earthquake is a disaster. It causes great damages.Can we foretell（预言）an earthquake so that we can reduce the damages?What can we see before an earthquake?find out the answers to the following questions:1.When did the earthquake happen?2. How many people died or injured in this disaster?400,000On July28, 1976 Skimming Number each of these things during the Tangshan earthquake. Give a “1” to the first thing that happened and a “5” to the last thing that happened._Brick buildings were destroyed._ The walls of the village wells had cracks in them._ Shelters were put up for those with no homes._Road got huge cracks._ The army helped the survivors. 123451. People in Tangshan were warned of the earthquake and didnt go to bed. ( ) 2.People in Beijing also felt the earthquake .( ) 3. More than 400000 people were killed in the quake. ( ) 4. Many rescue workers and doctors were trapped under the ruins during the aftershock. ( ) 5.People tried to get fresh water from under the ground in Tangshan. ( ) T TFFT TFWhat strange things had happened before the earthquake?1.Water in the wells 2.The well walls3.Chickens and pigs4.Mice5.Fish6.Bright lights and the sound of planes 7.The water pipesrose and fellhad deep cracks too nervous to eatran , looking for jumpedcould be seen and heardcracked and burst1.How do you think the earthquakewas? Why?2.What was the city like after the earthquake?3.How did people do to help the city?Careful reading: DetailsMain ideaIn BeijingOne-third of the nation A huge crackSteamHard hills of rockThe cityTwo-thirds of the people Thousands of families Many children Could be heardfeltCut across burstbecameLay in ruindied and injuredwere killedwere leftIt was the biggest earthquake of the worldbackDetailsMain ideaAll the hospitals and most of the factories and buildings and homes BricksTwo dams and most of the bridges The railway trackscowsPigs and chickensThe wellsWater, food and electricity were lostcoveredfelluseless steelNever give milkdiedWere filled with sandwere hard to getEverything in the city was destroyedbackDetailsMain ideaSoldiersThe armyWorkersFresh waterwere sent to Organized to dig out and burybuilt shelterswas taken to the cityAll hope was not lost. Slowly, the city began to breathe again.