1、The Violence of Nature 外研版外研版 高一英语必修三高一英语必修三 The Violence of Nature Learning aims1.To learn about how to describe a tornado or hurricane(definition,strength of winds frequency)2.To give suggestions on how to protect yourself in a tornado and a hurricane3.To master the skill on summary writingHis hom
2、etown in Canada Galveston,TexasListen to the story and find the clue(线索线索):At first,Charles Coghlan went to live_He died _ in 1899.The cemetery was destroyed _,and the coffin ended up _Coghlan travelled _A.back to Canada B.in GalvestonC.in the sea D.by the hurricane E.in Canadain Canadain Galvestonb
3、y the hurricane in the seaback to CanadaCanadaNew YorkGalveston The Gulf Stream is a warm ocean current which starts in the Gulf of Mexico and flows northeast across the Atlantic.It also travels past the east coast of the United States towards eastern Canada.At first Charles Coghlan_ Canada.Then he
4、_ New York.By the late 1890s,he had moved to _,where _ in 1899.The cemetery was destroyed by _,Coghlans coffin ended up _.Eight years later,the Gulf Stream _ it back to Canada.Fast readingWhy did the author put the three parts together?Tip:the titles and pictures in the passage may offer us somethin
5、g important.Tornado PK hurricaneDetailed readingWhich one is more violent?definition(定义定义)placetimesmore than 400 kilometers per hour120 kilometers per hour or more700 people killed,2,700injured6,000 people killed,3,600 building destroyeda rotating column of air from a thunderstorm to the ground.str
6、ong tropical stormsFrom Texas in to South Dakota in East coast from toStrength of windAreas affectedfrequencySerious result8006Detailed readingA tornadodefinitionfeaturesstrengthareas affectedfrequencyresultsrotating from.to400 kilometersTexasDakota800causingA hurricanedefinitiontropical stormsfeatu
7、resstrengthareas affectedfrequencyresults120 kilometerseast coast6causingExposition passage(说说明文明文)details(细节细节)or examplesKey informationKey informationdefinitionfeaturesSupporting informationSummary writingA tornado is a rotating column of air from a thunderstorm to the ground.The most violent hav
8、e winds of more than 400 kilometers per hour.Almost all of them occur in the US,in the area from Texas in the southeast to South Dakota in the north.Tornadoes can pick up cars,trains and even houses and put them down in the next streetor even in the next town.They can take the fur off the back of a
9、cat and the feather off a chicken.They can destroy houses,but leave the furniture inside exactly where it was.On average,there are 800 tornadoes in the US eachThe worst tornado of all time occurred in 1925,affecting three US states:By the time it ended,more than 700 people had been killed an d 2,700
10、 had been injured.to be briefthe key information of the topicskillyear,causing about 80 deaths and 1,500 injuries.What is a tornado?get the main idea of one paragraphTopic sentence I have just bought a running car.The average speed of my running car is 250 kilometers per hour.It is a pleasure to dri
11、ve such a running car.A:I have bought a running car.Driving the car whose speed is 250 kilometers per hour on average is a pleasure.B:I have bought a running car.Driving a car running at 250 kilometers per hour on average is a pleasure.Summary writing:How to be brief:tip 2leave out the modifying wor
12、ds(修饰词修饰词)combine the sentences(fewer words)Since you have just learned the violence of nature,you are required to introduce a tornado to the class as a daily report for no more than 60 words.Pay attention to the key information.Writing Tornadoes are columns of air rotating at up to 400 kilometers p
13、er hour.They often occur from Texas in the southeast to the South Dakota.There are 800 tornadoes a year on average causing many deaths and injuries.What can people do to the disasters?First,get weather report from the Medias in advance.Second,keep some food and water at home.Third,not to stay outside or in cars,trains,or houses which are not safe.Four,protect themselves and protect our home-the earthDiscussion Search some information online to write an exposition(说明文说明文)passage“What is a typhoon?”HomeworkThank you!
