人教版高中英语选修6Unit5Thepowerofnature教学设计.doc

Unit5 The power of nature教学设计Teaching aims：Knowledge goals:to check whether Ss have got the hang of some useful words and expressions to let Ss learn some important language pointsAbility goals:to train Ss ability of speaking;to help Ss improve the ability of learning English through reading Emotion goals:to encourage Ss to show interest in the knowledge of volcano and the work of volcanologistTeaching procedures:Step1: Lead-inShow some pictures about natural disastersStep2: Fast reading Ask Ss to skim the reading and then finish the multiple-choices1.Whats the main idea of para.3 ?A.Boiling rock which erupts from the volcano and crashes back to earth causes less damage.B. The lava that flows slowly down the mountain causes far more damage.C. The eruption is much more exciting to watch. D. There had been an eruption in the side of the mountain.2. 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 worldB. He likes the different ways of workingC. He thinks his job the most importantD. He is excited about dangers and feels alive3. As a result of the glaciologists work, _.A. other scientists predict the progress of lava from the volcanoB. many people have been warned to leave their homes C. the eruption causes less damageD. the eruption may be prevented breaking out4.Why did the volcanologists run out of the house into the back gardenA. 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 the eruption. 5. What does the word “alive” mean in the sentence “. danger excites me and makes me feel alive”?A. Living or not dead. B. Active or lively. C. Continuing. D. Healthy. 6. Why did the writer put on special clothes to look at the crater?A. Because he wanted to take some special photos.B. Because he was concerned about his safety.C. Because the other two scientists asked him to.D. Because he wanted to climb down into the crater.Step3: Ask Ss to read the passage carefully and then do the following exercises. task1:After reading, answer the following questions1. Why is a Volcanologists job important?2. Where is Mount Kilauea?3. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption ? 4. What caused the writers bedroom to become as bright as day even though it was night?5. Why did the scientists have to get close to the volcano after it began erupting?6. Why was it difficult for the writer to walk towards the edge of the crater?7. What does the writer find impressive about volcanoes even after studying them for many years? task2: Read the text and fill in the blanksThe writerProfessionVolcanologistJob Travels to 1_ places and meets 2_ people from all over the world. Helps to protect people from the 3_ .4_ information about Mount Kilauea.ProfessionVolcanologistJob Helps other scientists to 5_ where lava from the volcano will flow next and how fast it will flow.The day of the6 _ My bed began 7_ and I heard a strange sound. My bedroom became as 8_ as day. Red hot lava 9 _ hundreds of meters into the air.The day after the eruption We 10 _ to the edge of the crater with protective suits and looked down into the red, boiling centre. The other two climbed down into the crater to collect some lava for later study.Step4: 精讲点拨：This being my first experience, I stayed at the top and watched them.(1)该句中This being my first experience是独立主格结构。(2)该结构在句中一般作状语(3)该结构的构成：名词/代词+adj/adv/介词短语/doing/done/to doE.g. _(由于没有公交车)，we went to school on foot.Step5: Ask Ss to read the text again. Then do the following exercises to consolidate what they have learned in this class.在空白处填入适当的内容或括号内单词胡正确形式。Im a volcanologist. I travel usual places and meet interesting people from all over the world, but Im never1._ (bore).2._(collect) and evaluated the information of volcanoes, I help other scientists to predict the information about volcanoes, but _ (fortunate), we cant move peoples homes out of the way and many houses have been covered4._lava or 5._(burn) to the ground. Ill never forget my first sight of an eruptionred hot lava was _(fountain) hundreds of metres into the air, 7._ was an _(absolute) fantastic sight. We scientists wore special clothes and slowly made our way 9._the edge of the crater and looked down into the red, boiling centre.I am still 10._ (amaze) at volcanoes beauty as well as their potential to cause great damage.Step6: DiscussionHaving learned a little more about the work of a volcanologist, do you think it is an occupation you would enjoy? Give your reasons.Step7. summary：We have learned the knowledge about volcanoes.We have lear