高中英语Unit5ThepowerofnatureReading2课件新人教版选修.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 5 The power of nature,tsunami,earthquake,snowstorm,flood,typhoon,sandstorm,drought,hurricane,cyclone,tornado,landslide,volcano,What do you know about volcano?,Do you know how a volcano erupts?,active volcano,dormant volcano,extinct volcano,volcano-eruption,Boiling rock erupts from the crater;,the lava flows slowly down the mountain.,Magma chamber,Lava,Crater,Ash cloud,More about the volcano,1.How is a volcano formed?,The rocks under the earth become hotter and hotter and erupt from the mountain.,Near the oceans.,Where is most possible for a volcano,to erupt?,gas,liquid,solid,lava,water vapour,carbon dioxide,nitrogen(氮),sulphur(硫磺),etc.,bits of rock and volcanic ash,etc.,3.What will be produced after the eruption of volcano?,Who will climb into a live volcano to take the temperature of the boiling rock inside?,Quiz,Are you suitable for being a volcanologist?,Questions,Yes,No,1 Do you like working outside,as well as,inside?,2 Do you,enjoy travelling,to unusual places?,3 Do you enjoy,taking risks,?,4 Do you dislike doing,the same thing,every day?,5 Do you like adventure in your life?,6 Are you interested in studying rocks and other things that,make up,the surface of the earth?,Do you want to be a,volcanologist?,An Exciting Job,Working as a volcanologist.,What,might be talked about?,What does a volcanologist do?Is the work important?,His job is to,collect,the information about the volcano and,predict,where lava will flow and how fast so that the people in the path of the lava can be warned to leave their house.,Skimming,Get the main idea of each paragraph,Para 1,Para 2,Para 3,Para 4,Para 5,The writer expresses his love for his job and why he loves it.,The writer describes his job and its importance.,The writer describes his first sight of a volcano eruption.,The writer describes his first closer look at a volcano eruption.,The writer states again his love for his work and volcanoes.,The main idea of the passage,Part 1,Part 2,Part 3,(Paras.1-2),(Paras.3-4),(Para 5),What the writers job is and the importance of his job.,The writers experience of watching the volcano eruption.,The reasons why,the writer is enthusiastic about his job.,Part one (Para.1-Para.2),Why is a volcanologists job important?,2)Where is Mount Kilauea?,3)What does the word“alive”mean?,A.Living or not dead.B.Active or lively.,C.Continuing.D.Healthy.,It can warn people when the volcano is going to erupt and save many lives.,In Hawaii.,Careful reading,Part two (Para.3-Para.4),Why is the,lava,that flows on Mount Kilauea more dangerous than the actual eruption?,What made the author realize that an,eruption,occurred?,Why did the scientists have to get close to the volcano after it began erupting?,4.,Why was it difficult for the writer to walk towards the edge of the crater?,The lava can cover up or burn villages in its path.The rocks from the volcano usually dont damage anything because no one lives near the crater.,2.What made the author realize that an eruption occurred?,My bed,began shaking,A strange sound,My bed room became,as bright as day,Red hot lava was fountaining hundreds of metres into the air,An absolutely fantastic sight,3.What did the scientists do after the eruption?,Put on white protective suits helmets,big boots,Slowly made,our way to the,edge of the crater,Looked,down into,the red,boiling centre,Climbed down,into the crater to collect some lava,3.,Why did the scientists have to get close to the volcano after it began erupting?,To get some lava for later study.,Part two (Para.3-Para.4),4.Why was it difficult for the writer to walk towards the edge of the crater?,The writer wore special protective suits that made it difficult to walk.,Part two (Para.3-Para.4),Part three (Para.5),What does the writer find,impressive,even after studying volcanoes for more than twenty years?,The author is,impressed,by the,beauty of,the eruption,and also by,its potential,to cause great,damage.,1 The writer doesnt mind the occasional danger of his job because _.,A He travels to unusual places and meets interesting people from all over the world.,B He likes the different ways of working.,C He thinks his job the most important.,D He is excited about dangers and feels alive.,Choose the best answer:,D,As a result of the volcanologists work,_.,A other scientists predict the progress of lava from the volcano.,B many people have been warned to leave their homes.,C the eruption causes less damage.,D the eruption may be prevented breaking out.,A,Why did the vocalnologist run out of the house into back garden?,A Because his bed began shaking.,B Because his bedroom suddenly became as bright as day.,C Because he thought there was an earthquake in Hawaii.,D Because he wanted to collect information about eruption.,B,4 What does the writer mean by using lucky in the sentence I was lucky enough to have a much closer look at it?,A He felt much safer on the top while the other two scientists climbed down into the crater.,B It was his first sight of an eruption.,C It was the first time for him to watch the crater.,D Both B and C.,D,Creative group discussion:,1）,Having learnt a little more about the work of a volcanologist,do you think it is an occupation you would enjoy?,Discuss your reasons with others in your class.,2)If you could meet the writer of the passage,what kind of questions would you ask?,Discuss with others in,your class.,Discussion,Homework,1.Writing:80 words(choose one of them),1).tell your feeling of the power of nature,2)tell whether you will enjoy working as a volcanologist,2.Try to find out the language points in the text.,