選修6-Unit5 Warming-up and Reading.ppt

1、Unit 5,warming up and reading,Unit 5 The Power of Nature,Remember what happened on May.12, 2008?,Earthquake,Do you know any other natural disasters ?,Warming up,natural disasters,sandstorm,typhoon,hurricane,Tornado 龍卷風,earthquake,tsunami,debris flow土石流,snowstorm,thunderstorm,volcano,The power of nat

2、ure,Flood,Earthquake,sandstorm,tsunami,tornado (颶風),snowstorm,typhoon/hurricane,snow slide,drought,landslide,Volcano,Have you ever seen a volcano?,volcano-eruption,Vesuvius volcano 維蘇威火山,Pompeii,公元79年維蘇威火山的 爆發(fā)掩埋了一座城市！ 雖然地球史上每一次火山 爆發(fā)無不令地貌滄海桑田, 但公元79年維蘇威火山的 爆發(fā)卻的確令一座城市 獲得了永生-龐貝無法 躲過火山的劫難, 但它被 掩埋封存在漸漸冷卻

3、、 凝固、變硬的火山灰中, 最終竟躲過了上千年歲月 的侵蝕。,1. How is a volcano formed?,The rocks under the earth become hotter and hotter and erupt from the mountain.,What do you know more about volcano?,Boiling rock,Lava,Crater,Ash cloud,Boiling rock erupts from the crater;,the lava flows slowly down the mountain.,volcano-eru

4、ption,Near the oceans.,Where is most possible for a volcano to erupt?,An extinct volcano 死火山,An active volcano 活火山,3. What types of volcanoes do you know?,A dormant volcano 休眠火山,Imagine,Would you like to be a volcanologist to observe and study volcanoes?,Are you suitable for being a volcanologist ?

5、Answer “yes”or “no” to the following questions.,Pre-reading,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.,Reading,An Exciting Job,Skimming,Whats the main idea of the article?,The

6、 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 volcani

7、c eruption.,experience,The _ for the writers enthusiasm about his job.,reasons,Careful reading,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?,Careful reading,Why does the writer say that he has the greatest job

8、in the world?,2. Why is a volcanologists job important?,Volcanologists study volcanoes so that they 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.,volcanologist

9、,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 actua

10、l 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 Moun

11、t 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

12、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 clo

13、se to the volcano after it began erupting?,samples of the lava,study the samples,The scientists needed to get samples of the 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 aut

14、hor was wearing special clothing that made it difficult to walk.,My first experience: 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 _ hundreds of meters into the air.,fast,shaking,strange,train,bright,fountain

15、ing,Fill in blanks about the writers experience of the volcano.,The next day, three of us wanted to get close to the _. We put on _suits, _, big _ and special _, which made us look like _. We slowly _ to the edge of the crater to collect some _ for _.,helmets,boots,gloves,spacemen,made our way,lava,

16、later study,protective,crater,Volcano,The Kilauea volcano in Hawaii is perhaps the most active volcano in the world; it is recorded that theres an eruption almost every four years.,2004年6月2日，夏威夷的基拉韋厄活火山(Kilauea caldera)噴出熔巖。,2008年3月18日，夏威夷基拉韋厄(Kilauea)火山噴發(fā)，火山灰從出口向外噴散?；鹕絿姲l(fā)產(chǎn)生的巖屑散布于方圓30公頃，一處深受游客喜愛的觀景臺也

17、受到巖屑的影響。 這是海拔1277米的基拉韋厄火山主火山口自從1924年以來的首次噴發(fā)。,2008年6月17日智利南部柴滕火山爆發(fā)。火山噴發(fā)出濃重的煙塵，并伴有隆隆的地動聲，同時出現(xiàn)了兩個新火山口。這座火山從5月2日開始噴發(fā)，已迫使4500名居民從柴滕火山附近的一座小村莊撤出。從布蘭科(Blanco)河中溢出的水已經(jīng)對這個村子造成嚴重破壞，由于有大量火山灰落入河中，河水變得非常粘稠。,2008年6月6日，位于印度尼西亞米納哈薩半島上的索普坦火山噴出滾滾濃煙。索普坦火山當天開始噴發(fā)濃煙和火山灰，高度達2到4公里。,Part three (Para. 5),What does the writer

18、 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.,Analyze the writers feelings (Part 3),Find out the words (para1 and para 5) that indicate the writers feeling about being

19、a volcanologist.,Para 1: never bored; excited; alive;,an exciting job,Para 5: enthusiastic; amazed,unusual,alongside,volcano,Collects,Read the text again and fill in the blanks.,predict,eruption,shaking,bright,was fountaining,made our way,climbed down into,Summary,The author was _ a volcanologist _

20、the Hawaiian Volcano Observatory 20 years ago. Two weeks after he arrived in Hawaii, he saw an _ for the first time. It was very bright _ it was night. There had been an eruption from the side of the mountain and red hot lava was _ hundreds of metres into the air. The day after the eruption two othe

21、r scientists and he wanted to _ the crater. They put on white protective suits, helmets, big boots and special gloves, _ made them look like spacemen. They slowly _ to the edge of the crater to collect some lava for later study. _ volcanoes for many years, the author is still _ their beauty as well as their _ to cause great damage.,appointed as,eruption,although,working for,fountaining,potential,get close to,which,made their way,Having studied,amazed at,Fill in the blanks to finish the Summary of the text and then try to retell it.,注: word 文檔 點擊此處鏈接,The writer is a