来自英语辅导报的不错的课件

1、Unit 5Warming up and readingThe power of nature Have you ever thought about how powerful nature is? Compared with a volcano, hurricane or earthquake, have you ever considered how weak humans are?Discussionthe tsunami in Thailand in 2004One day this might happen.Iceland volcano eruption, in 2010What

2、do you know about volcanoes?Do you know how a volcano erupts?火山口火山口 岩脉岩脉 岩床岩床 岩浆岩浆 熔岩熔岩 火山灰火山灰灰烬灰烬 火山通道火山通道How is a volcano formed?The rocks under the earth become hotter and hotter and then erupt from the mountain.Near the oceans.Where is the most possible place that a volcano may erupt?Can you ima

3、gine climbing into a live volcano in order to measure the temperature of the boiling rock inside? A volcanologist is a person who studies volcanoes. Volcanologists monitor volcanoes, measure temperatures, and collect samples of lava rock or gases or other small objects. Volcanologists wear a suit th

4、at is similar to a space suit with a hard hat and gloves. They wear this so that they can survive the hot temperature. What knowledge is needed to be a volcanologist?chemistry physicsgeography geophysics oceanography meteorology Volcanology is a challenging and exciting career. Read and answer the q

5、uestion.How does the author feel about his job?He thinks he has the greatest job in the world.Danger excites him and makes him feel alive.He thinks his job can protect people from the volcano. Choose the best answers according to the text.1.Why does the author think his job is the greatest? A. It ma

6、kes him feel excited and alive. B. Its the most dangerous job in the world. C. It allows him to travel to many places.D. It allows him to see volcanoes erupt. A2. What did the author do after he was appointed as a volcanologist? A. He collected information about Mount Kilauea on the spot. B. He anal

7、yzed the data and predicted where the lava would flow. C. He persuaded people to move their homes out of the path of the lava. D. He saved people who were covered with lava. B3. Which of the following descriptions of an eruption is NOT correct? A. It causes great damage near the top of Mount Kilauea

8、. B. The places where the lava flows are usually seriously damaged. C. It can be seen from a distance, even in a house garden. D. The lava can form fountains hundreds of meters high. C4. When the author went to the location of the eruption, he _. A. asked two other scientists to guide him B. went cl

9、ose to the crater formed during the eruption C. was wearing the same protective suits as the spaceman D. collected some lava for further study B5. We can infer from the passage that _. A. the author thinks volcanoes are full of mystery B. Hawaii is the place with the most active volcanoes C. people

10、can mistake an eruption for an earthquake D. its safe for people to go near a crater after an eruption CPart 1(Para 1-2) Part 2(Para 3-4) Part 3(Para 5) The writers job and its importance The writers experience of watching the volcanic eruptionThe reasons for the writers enthusiasm about his jobFind

11、 out the main idea of each part. Answer these questions using complete sentences.1. Why is a volcanologists job important? 2. Where is Mount Kilauea?Volcanologists study volcanoes so that they can warn people when the volcano is going to erupt and so save many lives. Mount Kilauea is in Hawaii.3. Wh

12、y is the lava that flows on Mount Kilauea more dangerous than the actual eruption?The lava flows down the mountain and can cover up or burn villages in its path. The rocks that erupt from the volcano usually dont damage anything because no one lives near the crater.The light was caused by the red-ho

13、t rocks and gas that erupted from the volcano.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?The scientists needed to get samples of the lava so they could study them.6. Why was

14、 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?The author was wearing special protective clothing that made it difficult to walk.The author is impressed by the beauty of the eruption and also by its potential to cause great destruction.Free talkTalk about a natural disaster you know. In which ways can humans protect themselves from natural disasters?Japan