選修unitWarmingupandreadingPPT學(xué)習(xí)教案

1、會計學(xué)1Earthquake Do you know any other natural disasters ? Warming up 第1頁/共47頁natural disasterssandstormtyphoon hurricane Tornado龍卷風(fēng)龍卷風(fēng) earthquaketsunamidebris flow土石流土石流snowstormthunderstormvolcanoThe power of nature第2頁/共47頁Flood 第3頁/共47頁Earthquake 第4頁/共47頁第5頁/共47頁第6頁/共47頁tornado(颶風(fēng)颶風(fēng))第7頁/共47頁snowsto

2、rm第8頁/共47頁第9頁/共47頁第10頁/共47頁drought第11頁/共47頁landslide第12頁/共47頁Volcano第13頁/共47頁Have you ever seen a volcano?第14頁/共47頁volcano-eruption第15頁/共47頁Vesuvius volcano 維蘇威火山維蘇威火山第16頁/共47頁P(yáng)ompeii 第17頁/共47頁第18頁/共47頁公元公元79年維蘇威火山的年維蘇威火山的爆發(fā)掩埋了一座城市！爆發(fā)掩埋了一座城市！ 雖然地球史上每一次火山雖然地球史上每一次火山爆發(fā)無不令地貌滄海桑田爆發(fā)無不令地貌滄海桑田,但公元但公元79年維蘇威

3、火山的年維蘇威火山的爆發(fā)卻的確令一座城市爆發(fā)卻的確令一座城市獲得了永生獲得了永生-龐貝無法龐貝無法躲過火山的劫難躲過火山的劫難, 但它被但它被掩埋封存在漸漸冷卻、掩埋封存在漸漸冷卻、凝固、變硬的火山灰中凝固、變硬的火山灰中, 最終竟躲過了上千年歲月最終竟躲過了上千年歲月的侵蝕。的侵蝕。 第19頁/共47頁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?第20頁

4、/共47頁Boiling rockLavaCraterAsh cloudBoiling rock erupts from the crater; the lava flows slowly down the mountain.volcano-eruption第21頁/共47頁volcano第22頁/共47頁Near the oceans.2.Where is most possible for a volcano to erupt?第23頁/共47頁An extinct volcano死火山死火山An active volcano活火山活火山3. What types of volcanoes

5、 do you know?A dormant volcano休眠火山休眠火山第24頁/共47頁ImagineWould you like to be a volcanologist to observe and study volcanoes?第25頁/共47頁第26頁/共47頁ReadingAn Exciting Job第27頁/共47頁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 Kilau

6、ea, Hawaii.lovevolcanologistexperiences第28頁/共47頁P(yáng)art one (Para 1- Para 2) Part one (Para 1- Para 2) 1) Why is a volcanologists job important?2) Where is Mount Kilauea?3) The writer doesnt mind the occasional danger of his job because _ _.It can warn people when the volcano is going to erupt and save

7、 many lives.In Hawaii. danger excites him and make him feel alive第29頁/共47頁P(yáng)art two (Para 3- Para 4) Part two (Para 3- Para 4) 1. Why does the boiling rock erupting from a volcano cause less damage?2. What made the author realize that an eruption occurred?a. I heard a strange sound.b. my bedroom beca

8、me as bright as day.c. my bed began shaking.d. I ran out of the house into the back garden.1234Because no one lives near the top of mount kilauea.第30頁/共47頁The light that was caused by the red-hot rocks and gas that erupted from the volcano.第31頁/共47頁P(yáng)art two (Para 3- Para 4) Part two (Para 3- Para 4)

9、 4. What does the writer mean by using “l(fā)ucky” in the sentence “I was lucky enough to have a much closer look at it.”?5. Why did the scientists have to get close to the volcano after it began erupting?To get some lava for later study.It was his first sight of an eruption.It was the first time for hi

10、m to watch the crater.第32頁/共47頁P(yáng)ut on white protective suits helmets, big bootsLine 34Dropped as close as possible to the crater Line 31Slowly made our way to the edge of the craterLine 35Looked down into the red, boiling centreLine 36Climbed down into the crater to collect some lavaLine 36第33頁/共47頁

11、Part two (Para 5) Part two (Para 5) What attracts the writer after he has studied 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. 第34頁/共47頁1. The writer doesnt mind the occasional danger of his job because _

12、.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 alive第35頁/共47頁2.As a result of the volcanologists work, _.A. other scientists predict the prog

13、ress of lava from the volcanoB. A few people have been warned to leave their homes C. the eruption causes less damageD. the eruption may be prevented breaking out第36頁/共47頁A. Boiling rock which erupts from the volcano and crashes back to earth causes less damage.B. The lava that flows slowly down the

14、 mountain causes far more damage.3.Whats the main idea of para.3 ?C. The eruption is much more exciting to watch.D. There had been an eruption in the side of the mountain.第37頁/共47頁第38頁/共47頁A. He left safer on the top while the other two scientists climbed down into the crater.B. It was his first sig

15、ht of an eruption.C. It was the first time for him to watch the crater.D. both B and C.5. What does the writer mean by using “l(fā)ucky” in the sentence “ I was lucky enough . it. ” ?第39頁/共47頁6. What does the word “alive” mean in the sentence “. danger excites me and makes me feel alive”?A.Living or not

16、 dead. B. Active or lively. C. Continuing. D. Healthy.第40頁/共47頁7. 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 clim

17、b down into the crater.第41頁/共47頁The 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.unusualinterestingvolcanoCollects Read the text and fill in the blanks.第42頁/共47頁The writerPro

18、fession VolcanologistJob Helps other scientists to 5_ where lava from the volcano will flow next and how fast it will flow.predict第43頁/共47頁The first experienceThe 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.eruptionshakingbrightwas fountaining第44頁/共47頁The first exp