高中英语必修一第三单元教学课件.ppt

How many natural disasters do you know?,typhoon,hurricane,Tsunami,Warming up:,thunderstorm,volcano,sandstorm,drought,Unit 4 Earthquakes,earthquake,2 ground,1 building,lay in ruins,was destroyed,had deep cracks,3 bridge,fell down,4 railway track,became useless pieces of steel,were injured,5 people,died,lost home,Brainstorm:,Pre-reading: 1:What do you think will happen before an earthquake?,Signs before an earthquake:,1) Bright light flash in the sky.,2) The well has deep cracks in it, and the water in it rises and falls.,3) Chickens are flying and dogs are barking, and pigs and cows are too nervous to eat.,4) Fish jump out of the pond, and mice run wildly out of the fields.,Reading: 1: Scan the passage and find out the topic sentence of each paragraph.,Paragraph 1: Paragraph 2: Paragraph 3: Paragraph 4:,Strange things were happening in the countryside of northeast Hebei.,Everything began to shake. It seemed as if the world was at an end.,Everywhere they looked nearly everything was destroyed.,All hope was not lost.,2:Read the passage carefully and join the correct parts of the sentences.,高考链接：,1）What is the mood of this passage? A. Sad B. Serious C. Serious and a bit sad. D. Calm. 2) What can be inferred from the passage? A. If mice run out of the fields looking for places to hide, there must be an earthquake. B. If some natural signs had not been ignored, all the people in Tangshan city might have had a chance to survive. C.There wouldnt have been such a great earthquake, if people had paid enough attention to some natural signs. D. If some natural signs had not been ignored,more people might have had a chance to survive.,c,D,3) Which of the following statements can NOT be part of the main reasons for the heavy loss of life in Tangshan earthquake? A. The earthquake happened in the deep night and people were sleeping in bed at the very movement. B. There werent enough rescue workers. C. The buildings were poorly constructed and most of them were destroyed in the earthquake. D. People were not careful enough to notice some natural signs before the earthquake. 4) How do you understand the real meaning of the idiom “It is always calm before a storm”? A. It is unusually quiet before a thunderstorm or hurricane hit. B. One should not trust situations that seem peaceful since bad things may happen. C. The weather is fine before a storm comes. D. You should stay calm before a storm.,B,B,Retell the story,_ happened in Tang Shan. For a few days, water in the wells _. From the _ of wells _come out. Mice, chicken, pigs and even fish became _. At 3:00 am, everything began to _.It seemed that the world was _. _ of the nation _ it. _cut across the city. The city lay _.,Strange things,rose and fell,cracks,smelly gas,nervous,shake,at an end,One-third,felt,A huge crack,in ruins,Two-thirds of the people _ or _. Then later that afternoon, another big quake _ Tang Shan. People began to wonder _. But all hope _. _ came to help those _. Slowly, the city began to _.,died,were injured,shook,how long the disaster would last,was not lost,Soldiers,breathe again,survivors,How can we protect ourselves from the earthquake?,Discussion:,1) Run as quickly as you can to a safe place.,2) Stay under a desk or an inside corner of the building, such as the kitchen and the bathroom.,3)Stay away from glas