unit5全套课件(1).ppt

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1、The Power of NatureUnit 5Word study1. volcanopl. volcanoes-logy: “ 学学/论论”volcanology-ist “学家学家 ”volcanologist 活火山活火山死火山死火山休眠火山休眠火山火山学火山学scientistpianist 火山学家火山学家biologyoceanology an active volcano an extinct volcano a dormant volcano2. eruptIts many years since Mount Vesuvius last erupted.2)（搏斗，暴力事件

2、，噪音等）突然发生，爆发（搏斗，暴力事件，噪音等）突然发生，爆发 Violence has erupted on the streets.erupt into laughter/shouting/crying突然大笑突然大笑/叫喊叫喊/大哭大哭He erupted into laughter without any reason.1) 1)（火山）爆发，喷发（火山）爆发，喷发The Power of NatureUnit 5Do you know any natural disasters ?natural disasterssandstormtyphoon floodhurricane to

3、rnadoearthquaketsunamilandslidesnowstormdroughtearthquakeearthquakeearthquakeearthquakefloodfloodsandstormsandstormhurricane / tornado / typhoonhurricane / tornado / typhoontsunamitsunamiland slidedroughtdroughtvolcano eruptionvolcano eruptionWhat do you know about volcano?Do you know how a volcano

4、erupts?craterash cloudlavaan extinct volcanoan active volcanotypes of volcanoesa dormant volcanoHow is a volcano formed?The rocks under the earth become hotter and hotter and erupt from the mountain.Pre-reading: Can you imagine climbing into a live volcano in order to take the temperature of the boi

5、ling rock inside?imaginedoing such dangerous work as part of your job ?Questionnaire Yes No 1 Do you like working outside as well as inside?2 Do you enjoy travelling to unusual places?3 Do you enjoy taking risks?4 Do you dislike doing the same thing every day?5 Do you like adventure in your life?6 A

6、re you interested in studying rocks and other things that make up the surface of the earth?Are you suitable for being a volcanologist ?Answer “yes”or “no” to the following questions.If you answered “yes” to all these questions, then volcanologist could be a good career for you.Read the passage on th

7、e next page to find more about being a volcanologist.AssessmentAn Exciting JobWorking as a volcanologist.1. What kind of things should a volcanologist do? Collect and evaluate information about volcanoes. 2. What is the volcanologist wearing when getting close to the crater? White protective suits t

8、hat covered his whole body, helmets, big boots, special gloves. He looks just like a spaceman.Part 1(Pa 1-2) Part 2(Pa 3-4) Part 3(Pa 5) What the writers job is and the importance of his job. The writers experience of watching the volcano eruption. The reasons why the writer is enthusiastic about hi

9、s job.The main idea of the passage:Part 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 many lives.I

10、n Hawaii. danger excites him and make him feel alivePart two (Para 3- Para 4) Part two (Para 3- Para 4) 1. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption?2. What made the author realize that an eruption occurred?a. I heard a strange sound.b. my bedroom became as

11、bright as day.c. my bed began shaking.d. I ran out of the house into the back garden.The lava can cover up or burn villages in its path. The rocks from the volcano usually dont damage anything because no one lives near the crater.Part two (Para 3- Para 4) Part two (Para 3- Para 4) 1. Why is the lava

12、 that flows on Mount Kilauea more dangerous than the actual eruption?2. What made the author realize that an eruption occurred?a. I heard a strange sound.b. my bedroom became as bright as day.c. my bed began shaking.d. I ran out of the house into the back garden.1234The light was caused by the red-h

13、ot rocks and gas that erupted from the volcano.Part two (Para 3- Para 4) Part two (Para 3- Para 4) 3. What does the writer mean by using “lucky” in the sentence “I was lucky enough to have a much closer look at it.”?4. Why did the scientists have to get close to the volcano after it began erupting?T

14、o get some lava for later study.It was his first sight of an eruption.It was the first time for him to watch the crater.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 al

15、so by its potential to cause great damage. 3. bore I am _ with the same old routine day after day. The book is _. I am sorry I spoke for so long. I hope I didnt _ you. My father is always _ us with his stories about the war. boredboringboreboringbore sb. to death 使某人厌烦得要命使某人厌烦得要命 4. evaluate 评估，评价评估

16、，评价没见过他的工作，我无法评估他的能力。没见过他的工作，我无法评估他的能力。I cannot _ without seeing his work.evaluation n. 评估，评价，评估报告评估，评价，评估报告evaluate his ability5. absolute adj. 完全的完全的;真实的真实的 absolutely adv.完全地完全地;绝对地绝对地e.g. Its an _ fact. -Do you let your kids walk alone at night? -_not. You are _ right. Its _ impossible. I have _

17、 trust in you. There is no _ standard for beauty.absoluteAbsolutelyabsolutelyabsolutelyabsoluteabsolute6. make ones way 向某地走去向某地走去, 有出息有出息她犹豫了一下她犹豫了一下,但向前走去但向前走去.She hesitated, but _.她快速离开房间她快速离开房间,朝她床边走去朝她床边走去.She hastily left the room ,and _ _.你若想要有出息你若想要有出息,趁年轻的时候要学会发奋趁年轻的时候要学会发奋.If you want to _

18、, you must learn to work hard while you are still young.made her way forward made her way to her bedmake your way in the world所有的车辆都得给救火车让路所有的车辆都得给救火车让路.All the traffic has to _ _.我将把职务让给更年轻的人我将把职务让给更年轻的人.I shall _ . make way for a fire truckmake way for younger peopleMake way for 为为让路让路7. panic n.

19、惊慌，恐慌惊慌，恐慌e.g. I got into a panic when I found the door was locked. There was (an) immediate panic when the alarm sounded.vt./vi. panicked, panicking, panics e.g. The gunfire panicked the horses. 枪声惊吓了马枪声惊吓了马. 8. vary v. 1） become different, change esp continually (尤指持续地尤指持续地)(使使)变化，改变变化，改变The weath

20、er varied from very cold to quite mild.The security always varies its route.2） be different 彼此相异彼此相异（ 彼此）在这问题上意见很不一致。彼此）在这问题上意见很不一致。价钱因季节而变化。价钱因季节而变化。Opinions on this matter vary.The price varies according to the season.今天全国不同地区都下了雪。今天全国不同地区都下了雪。There has been snow today in _ parts of the country.我们

21、出售的产品是各式各样的。我们出售的产品是各式各样的。The products we sell are many and _.He doesnt like the work because it lacks_.2) = kind 种类种类,品种品种:这些这些T恤有各种各样的颜色供挑选恤有各种各样的颜色供挑选.These T-shirts are available in a wide _ of colours.variousvariousvarietyvariety9. diversity=variety 变化多样变化多样, 多样性多样性亚洲的植物形态多种多样亚洲的植物形态多种多样.The pl

22、ants of Asia show a great diversityof forms.(对此对此)肯定是众说纷纭肯定是众说纷纭.There must be a wide diversity of opinions.The Lake of HeavenspringsummerautumnwinterRead the text quickly and find out the key words(关键词）关键词）of each paragraph.Paragraph 1 Paragraph 2Paragraph 3Paragraph 4ChangbaishanTianchistoriescoin

23、Paragraph 1Paragraph 1ChangbaishanChangbaishanLocation（位置（位置）Position（地位）（地位）HeightRare animals The aims of visitorsThe most attractionJilin Province, Northeast ChinaChinas largest nature reservevaries from 700 m to 2,000 mcranes, black bears, leopards and Siberian tigersTo study . ; to walk ; to se

24、e; to bathe .Tianchi, the Lake of HeavenParagraph 2Paragraph 2TianchiTianchiintroductionheightdepth2,194m more than 200msightdeep lake has formed in the craterthe crystal clear waterthe other sixteen mountain peaks Paragraph 3Paragraph 3A storyFill in the blanks with some persons or animals to compl

25、ete the chart.Three young women from heavenbathingA birdflewdroppedThe youngest girlA handsome boyswallowedgave birth tofruitpregnantThe Manchu peoplefatherParagraph 4Paragraph 4Coins coinYou and your _ one drop a _ into the clear, blue water to _ your love will be as _ and _ as the lake. lovedcoing

26、uaranteedeeplasting1.Changbaishan is the second largest nature reserve in China.2. The peak of Changbaishan can reach as high as 2,000 meters.3. You can see a lot of black bears, leopards or cranes in Changbaishan.4. Tianchi is a lake in the crater of an extinct volcano.5. The ancestors of the Manch

27、u people were believed to be good at language and persuasion. F F T T F F T T T TTrue or falseTrue or falseLanguage points1. Hangzhou is the place where silk is produced.2. Each persons fingerprints are the only one of its kind.3. His new show is an impressive and exciting success.4. This article is

28、 about a man who was wrongly imprisoned.5. She produced a fine healthy baby.home to silkuniquespectacularconcernsgave birth to6. John has a natural ability for making everyone feel at ease.7. Take this chance and I promise you wont regret it.8. Our first meeting left a long impression on me.has a gi

29、ft forguaranteelastingGrammar-ing form as adverbialP361. Because I was feeling tired, I went to bed early.2. After I experienced quite a few earthquakes in Hawaii already, I didnt take much notice. - Feeling tired, I went to bed early.- Having experienced quite , I didnt take much notice.“Having + P

30、.P.” refers to an action that took place before the time expressed by main verb.-ing的用法 ing 形式作状语形式作状语 ing形式的完成式形式的完成式 使用使用-ing形式需注意的几个问题形式需注意的几个问题用法用法例句例句Walking along the street, I met Mary. (= While I was walking along the street.)在街上走的时在街上走的时候，我遇到了玛丽。候，我遇到了玛丽。Being tired , I stopped to take a re

31、st. (= Because I was tired, .)因为疲倦，我停下来休息。因为疲倦，我停下来休息。Turning to the left, you will find the school. (= If you turn to the left, .)向左走，你就会找到那向左走，你就会找到那个学校个学校.时间时间原因原因条件条件Knowing where I live, he never come to see me .(= Though he knows where Ilive, .)尽管他知道我的住处，但从不来看我。尽管他知道我的住处，但从不来看我。I stood there,

32、waiting for her. (= , and waited for her.)我站在那儿等她。我站在那儿等她。It rained heavily, causing severe flooding in the area.(= It rained heavily so that it caused severe flooding in the area.)在这个地方雨下的如此大，在这个地方雨下的如此大，以至引发了洪灾。以至引发了洪灾。结果结果伴随伴随让步让步-ing的用法 ing 形式作状语形式作状语 ing形式的完成式形式的完成式 使用使用-ing形式需注意的几个问题形式需注意的几个问题

33、句句型型主主动动被被动动用法用法ing形式的完成式所表示的时间在谓语动词之形式的完成式所表示的时间在谓语动词之前前表示被动可直接用过去分词表示被动可直接用过去分词例句例句Having finished my work, I went home. (= After I had finished my work, .)工作做完只后，我工作做完只后，我就回家了。就回家了。Having +p.p. , 主语主语+谓语谓语(Having been)+p.p. , 主语主语+谓语谓语-ing的用法 ing 形式作状语形式作状语 ing形式的完成式形式的完成式 使用使用-ing形式需注意的几个问题形式需注意

34、的几个问题分词分词( (短语短语) )作状语时，其逻辑主语必须与作状语时，其逻辑主语必须与 句子的主语一致。句子的主语一致。如果不一致，必须用独立主格结构来表示，如果不一致，必须用独立主格结构来表示，也就是在分词前面加上它的逻辑主语。也就是在分词前面加上它的逻辑主语。e.g. The train having gone, we had to wait another day.分词的否定形式是在分词短语前面分词的否定形式是在分词短语前面加上加上 not, nevernot, never等否定词构成。例如等否定词构成。例如: :Not fearing the fire, the child tou

35、ched and got a finger burnt. 小孩儿不知道怕火，用手去摸，把手指烫了。小孩儿不知道怕火，用手去摸，把手指烫了。Not knowing how to find the subway, I asked a policeman for help. 我不知道怎样找到地铁，就去找警察帮忙。我不知道怎样找到地铁，就去找警察帮忙。 Ex 4 on Page 361.When they heard about the volcano they ran down to the village. Hearing about the volcano, they ran down to t

36、he village.2. After the scientists had studied the information they predicted that the lava would flow through the village.Having studied the information, the scientists predicted that the lava would flow through the village.3. Because I had experienced earthquakes before, I wasnt frightened. Having

37、 experienced earthquakes before, I wasnt frightened. 4. When she woke up in the middle of the night she saw her room was as light as day. Waking up in the middle of the night, she saw her room was as light as day. 5. As soon as we had stopped the car, we put on our protective clothing. Having stoppe

38、d the car, we immediately put on our protective clothing. 6. Because l had spent all night watching the volcano erupting, I was very tired the next day. Having spent all night watching the volcano erupting, I was very tired the next day. 7. As I came out of my house, I saw the volcano erupting. Coming out of my house, I saw the volcano erupting.8. As I had never seen a volcano erupting before, I was very excited. Never having seen a volcano erupting before, I was very excited.