人教版英语必修1unit4earthquakes 课件

Talk about Natural Disasters,How many natural disasters do you know?,typhoon,tornado, hurricane,seismic sea wave / tsunami,volcano,sand storm,thunderstorm,Fire,Flood,earthquake,Unit 4,Earthquakes,Look at the following pictures, try to describe (描述) what you have seen in the picture,San Francisco,Golden Gate Bridge,Tangshan,many buildings,roads,cars,people,Can you imagine what would the city be like after the earthquake?,The buildings fell down(倒下) .,buildings,Many things were destroyed, such as ,bridge,railway,The cracks(裂缝) cut across(横断,截断 )the roads .,road,The city lay in ruins after the earthquake .,* Lie in ruins: 变成废墟,What strange things would happen before an earthquake?,Bright lights flash in the sky,Animals are too nervous to sleep, such as cats, dogs, chickens, horses, ducks and rabbits, etc.,Mice ran out of the fields,Fish jumped out of bowls and ponds.,There were cracks on the wells. The water in the well rose and fell.,我国地震分布,seismograph,Tangshan, Hebei,03:42:53 July 28th, 1976,When and where did the greatest earthquake happen in the 20th century?,THE EARTH DIDNT SLEEP,A NIGHT,Reading,Divide the whole passage into three parts and then find out the topic sentence of each part. Try to get the main idea of each part.,Fast-reading :,Structure of the news report :,Clue ( 线索 ) of the story:,Part 1.,Beforeduringafter,（Para.1）,(Para.2,3),(Para.4),Strange things were happening before the earthquake, but no one took any notice of them.,The earthquake destroyed the city of Tangshan and shocked the people very much.,The army came to help the survivors（生还者）,bringing hope for a new life.,part 2.,part 3.,the earthquake,Time order,Careful reading,What happened before the earthquake?,Walls of the wells_. Chickens and pigs_. Mice_. Fish_. Sound and lights_. Water pipes_.,had deep cracks,were too nervous to eat,ran out of the fields looking for places to hide,jumped out of bowls and ponds,were heard and seen,cracked and burst,Para.1,What happened during the earthquake?,House,roads and canals,Steam,Hills of rock,The large city,had a huge crack,burst from hole in the ground.,became rivers of dirt,lay in ruins,Para.2.3,True ( T )or false( F ) statement :,1. Two-thirds of the nation felt the earthquake. ( ) 2. All the people in Tangshan were dead or injured during the earthquake. ( ) 3. All of the citys hospitals, factories, buildings and homes were damaged in the earthquake.( ) 4. Later that afternoon, a terrible earthquake shook Tangshan again. ( ) 5. People slept outdoors after the earthquake.( ),F,F,F,T,T,One-third,Two-thirds,75%,90%,75%,What happened after the earthquake?,The army:,Workers:,-sent soldiers to Tangshan. organized teams to dig out those who were trapped and to bury the dead.,-built shelters for survivors whose homes had been destroyed.,Para.4,Result:,The city began to breathe again. All hope was not lost.,Tang shans new look,How can we protect ourselves (自我保护)in an earthquake ?,Discussion,A,Hide un