人教版英语选修6第五单元Readingppt课件.ppt

Unit 5 The power of nature,Man has so much wisdom and power that the whole world has changed a lot.,tall buildings,modern agriculture,aeroplanes,atomic bomb,spaceship,modern medicine,modern communication,What do you think of,Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake?,Can you list some natural disasters?,Boiling rock erupts from the crater(火山口); the lava(熔岩) flows slowly down the mountain.,gas,liquid,solid,lava (熔岩),vapour, carbon dioxide, nitrogen (氮), sulphur (硫磺),bits of rock and volcanic ash, etc.,1. How is a volcano formed?,One plate crashes down into another. The fluid rock becomes hotter and hotter with high pressure. Finally it rushes out. Thus, a volcano is formed.,Where is it most possible for a volcano to erupt?,Joints between the plates.,Joints between the plates.,Joints between the plates. Often near the oceans.,3. What types of volcanoes do you know?,extinct volcano (= one that is no longer active at all),dormant volcano (= one that is not active at the moment),active volcano (= one that may erupt at any time),Answer Yes or No to the questionnaire.,If you answered “yes” to all these questions, then volcanology could be a good career for you. Read the passage on page 34 to find out more about being a vocanologist.,1. Whats the main idea of the article?,The writer expressed his _ for his job as a _ and told us one of his unusual _in Mount Kilauea, Hawaii.,love,volcanologist,experiences,2. Find out main ideas for each part.,Part 1 (Para 1-2) Part 2 (Para 3-4) Part 3 (Para 5),The writers _ and its _.,job,importance,The writers _of watching the volcanic eruption.,experience,The _ for the writers enthusiasm about his job.,reasons,Which of the following is not the factor that makes the writers job the greatest in the world? its dangerous but exciting. B. the writer can travel to unusual places and meet people from all over the world. C. the writer can earn a lot of money. D. the writer is helping protecting people from the volcano.,2. What does a volcanologist not need most? A. knowledge of spaceships. B. research skills. C. skills of operating scientific equipment. D. observing skills.,Why does the writer say that he has the greatest job in the world?2. Why is a volcanologists job important?3. Where is Mount Kilauea?,Why does the writer say that he has the greatest job in the world?,2. Why is a volcanologists job important?,It can warn people when the volcano is going to erupt and save many lives.,3. Where is Mount Kilauea?,In Hawaii.,Job: _ - _ - _ _importance: _feelings (adj.): _ - _ - _,Fill in the blanks according to this part.,volcanologist,collect information for a database,help scientists to predict where lava will flow and how fast,protect ordinary people from volcanoes,excited,/Save peoples lives by warning them to leave their homes.,never bored,feel alive,4. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption?5. What caused the writers bedroom to become as bright as day even though it was night?6. Why did the scientists have to get close to the volcano after it began erupting?7. Why was it difficult for the writer to walk towards the edge of the crater?,4. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption?,No one lives near the crater.,The lava flows down the mountain and can cover up or burn villages in its path.,The lava flows down the mountain and can cover up or burn villages in its path. The rocks that erupt from the volcano dont damage anything because no one lives near the crater.,5. What caused the writers bedroom to become as bright as day even though it was night?,the red-hot rocks,gas that erupted from the volcano,The light was caused by the red-hot rocks and gas that erupted from the volcano.,6. Why did the scientists have to get close to the volcano after it began erupting?,samples of the lava,study the samples,The scientists needed to get samples ofthe lava so they could study them.,7. Why was it difficult for the writer to walk towards the edge of the crater?,white protective suits,special glove,helmet,special boots,The author was wearing special clothing that made it difficult to walk.,What does the writer find impressive about volcanoes even after studying them for many years?,The writer finds their beauty and their potential to cause great damage very impressive.,I have the _ job in the world. I am never _ with it. Although it is occasionally dangerous, I dont mind because danger _ me and makes me feel _. I think my job is the most _ because I can help _ people from danger of volcanoes. I am a _ working for HVO. Our work has _ many lives but unfortunately we can not save their _.,greatest,bored,excites,alive,important,protect,vocanologist,saved,houses,I have _ a volcano eruption in Hawaii. I was _ asleep when my bed began _ and I heard a _ sound, like a _ passing nearby. Then I found my bedroom was as _ as day, and red lava was _ hundreds of meters into the air. The next day, three of us wanted to get close to the _. We put on _ suits, _, big _,experienced,fast,shaking,strange,train,bright,fountaining,crater,protective,helmets,boots,and special _, which made us look like _. We slowly _ to the edge of the crater to collect some _ for _. After studying volcanoes for many years, I am just as _ about my job as before. Why? Because of their _ and their _ to cause great damage.,gloves,spacemen,made our way,lava,later study,enthusiastic,beauty,potential,Having learnt a little more about the work of a volcanologist, do you think it is an occupation you would enjoy? Give your reasons.,2. In pairs discuss what skills you think a volcanologist should have. Make a list.,No, I probably wouldnt enjoy this job because I would have to live in other countries and also I dont like being in dangerous situations. Also, Im not very good at science.,Suggested answers:,Yes, Id love to do a job like this because I would enjoy working outside and I think I would enjoy the adventure. It would be exciting to meet people from different countries and I would feel good about helping people avoid danger.,or,3. Look at these three people who would like to study volcanoes. Which one would you choose to become a volcanologist? Give your reasons.,Fred Spears:,He has the interest but not the qualifications. So he is not a good choice to become a volcanologist.,Susan Kelp:,She has studied geology and has an interest in volcanoes. She has all the necessary qualifications but she does not have practical experience devising experiments and analyzing data.,Charles:,He is a medical doctor with an interest in volcanoes. He has experience of conducting experiments but does not have the specific qualifications needed to become a volcanologist.,I would choose Susan Kelp because she has the necessary qualifications and the interest. Although she has not yet conducted experiments she will either have learned the techniques during university course or be able to learn them on-the-job. She seems to be the most suitable candidate.,So,Spend some time researching the Wenchuan earthquake. You can use books, magazines, newspapers or the Internet. Collect pictures or diagrams and look for information about:,what causes this earthquake earthquakes that happened in the past in China and/or the rest of the world how people helped the victims what is being done to lessen the damage,