Unit 6 Earth firstStarting out & Understanding ideas （ppt课件） -2024新外研版（2019）《高中英语》必修第二册.pptx

1、Unit 6Period 1 Starting out&Understanding ideas新 课 导 入视频：Save Life on Earth课 堂 学 习Starting out 1 Watch the videoSave Life on Earth and answer the questions.1.Which of the facts in the video do you find most alarming?2.What does the video want to tell us?The most alarming fact I find in the video is

2、that around 150 to 200 species of plants and animals become extinct-nearly 1,000 times the natural rate of extinction.Severe environmental problems we are facing nowadays make our future uncertain.Its time for everyone to take action now and make our planet a greener and safer place for our future g

3、enerations.1.What environmental problem does each cartoon refer to?2 Look at the cartoons and answer the questions.water pollutiondeforestation滥伐森林滥伐森林air pollutionglobal warming2.What are the causes of these problems?3.What do you think is the most serious environmental problem we face today?What s

4、hould be done to help solve it?water pollution:people drop litter carelessly;industrial waste-water discharge.deforestation:people cut down trees to making paper.air pollution:illegal discharge of industrial waste gas.global warming:heavy use of private cars.recycle some resources,carpool with other

5、s,classify the garbage,develop clean forms of energy.Understanding ideas1 Tick the words that you would use to describe sharks.Add any more you can think of.dangerous powerful endangered interesting man-eating terrifying cute intelligent huge学习目标学习目标Now compare your choices with the class.Share what

6、 you know about sharks.flexible,fierce,ocean giant,sharp teethPre-readingHave you ever seen the movie Jaws or other films about wild animals?Can you introduce it to the class?Introduction to JawsJaws is a 1975 American film,a thriller by noted director Steven Spielberg.It is based on Peter Benchleys

7、 1974 novel of the same name.In the story,a giant man-eating white shark attacks beachgoers at an American seaside town.The local police chief teams up with a marine biologist and an old shark hunter to hunt it down.2 Read the passage quickly and match each paragraph with its main idea.Para.1 Para.2

8、 Para.3 Para.4 Para.5 A.Finning kills millions of sharks a year.B.The opening scene from the 1975 film Jaws.C.More people want to protect sharks from extinction.D.Benchley came across an awful sight of dead sharks and fought to protect sharks.E.Jaws made people more scared of sharks and people kille

9、d as many sharks as they could.3 Read the passage and find out how sharks are described in the film Jaws.Sharks are described in the films as dangerous and bad animals that eat humans.4 Choose the authors purpose in writing the passage.1 To criticise Peter Benchleys misleading description of sharks

10、in his book and advocate the protection of sharks.2 To explain peoples misunderstanding of sharks and raise awareness of shark protection.3 To inform people about sharks and recommend the film and the book to them.SHARKS:DANGEROUS OR ENDANGERED?1 We see a woman swimming at night in a dark sea.Sudden

11、ly,she is pulled underwater.She surfaces,cries in fear,then disappears forever.This is the opening scene from the 1975 film Jaws,showing a shark attack.It tells the story of a great white shark that attacks and kills swimmers.Jaws was a great success,attracting huge audiences and winning many awards

12、.It strengthened peoples long-held idea of the great white shark as a dangerous animal.2 People have always been scared of sharks,but Jaws made things worse.It made people frightened of sharks,especially of the great white shark.Many people who saw the film started to believe that sharks were bad an

13、imals that ate humans.Some people stopped swimming in the sea,afraid of the horrible creature from the film.Other people started fishing for sharks,killing as many as they could.At that time,nobody cared if sharks were killed,or how many were killed.People just wanted them killed.3 After 1975,the nu

14、mber of large sharks around America fell quickly,and soon fell around the world.This was not only due to fear of sharks,but also finning.Finning is a type of fishing where sharks are caught and their fins cut off.The sharks are thrown back into the sea where they die slowly and painfully.The fins ar

15、e used in shark fin soup.Finning kills millions of sharks a year.4 Finning would have an unexpected effect upon Peter Benchley,the man who wrote the book the film Jaws was based on.In 1980,Benchley was diving when he came across an awful sight.It was an area where fishermen were finning,and the sea

16、floor was covered with dead sharks.Benchley saw sharks being killed and this caused a deep change in him.He came to see people as a danger to sharks,rather than the other way round.From that day on,he fought to protect sharks.He admitted that his book was wrong about sharks behaviour.“Sharks dont ta

17、rget humans,”he said.Experts have proved that sharks do not see people as food,and they attack us by mistake.Only around six people are killed by sharks every year.5 Fortunately,not everyone who watched the film Jaws became afraid of sharks-some became interested in understanding them.Today,as we le

18、arn more about sharks,more people than ever want to protect them from extinction.5 Read the paragraph 12 carefully and complete the following tasks.Careful reading1.The writer described the opening scene of the film Jaws in order to _.A.introduce the topic B.make people aware of sharksC.tell sharks

19、are dangerous D.show his angry to the film2.Which of the following was led to by the film?A.Many sharks were killed for fin.B.Children were more frightened of sharks.C.Most of people stop swimming in the sea.D.People believe shark are horrible animals.3.What idea is strengthened by the movie Jaws?4.

20、What happened to sharks when this idea is strengthened?Peoples long-held idea of the great white shark as a dangerous animal.Some people stopped swimming in the sea,other people started fishing for sharks,killing as many as they could.1.The third paragraph mainly tells _.A.Finning led to sharks numb

21、er fallingB.Finning should be forbidden by the lawC.Its cruel for the sharks to be killed for profitD.Its the film that makes finning popular2.When Peter Benchley saw so many dead sharks,he began to _.A.feel sorry for sharksB.become ashamed of his lack of knowledgeC.admit his misunderstanding of sha

22、rksD.give up writing to protect sharks3.How does the writer feel about the future of the sharks?A.Worried.B.Pessimistic.C.Unconcerned.D.Optimistic.6 Read the paragraph 35 carefully and choose the correct answers.7 Complete the chart showing how attitudes towards sharks have changed with words and ex

23、pressions from the passage.People have a normal fear of sharks.People have always been scared of sharks because they are considered 1_.as dangerous animalsPeople are more frightened of sharks.People who saw the film Jaws believed 2_.Some people stopped 3_ while others started to 4_.The number of lar

24、ge sharks fell quickly due to 5_.sharks were bad animals that ate humansswimming in the sea fish for sharks fear of sharks and finning学习目标学习目标People are more frightened of sharks.People who saw the film Jaws believed 2_.Some people stopped 3_ while others started to 4_.The number of large sharks fel

25、l quickly due to 5_.sharks were bad animals that ate humansswimming in the sea fish for sharks fear of sharks and finning8 Fill in the following chart to clarify the structure of the article.Sharks:Dangerous of Endangered?Para._+Para._ Para._+Para.4_Para.5More people want to _.1 2 3 endangered prote

26、ct Sharks from extinctiondangerous9 Fill in the blanks according to the text.Jaws,1._(attract)huge audiences and winning many awards,tells the story of a great white shark that attacks and kills swimmers.It misled people to see sharks 2._ horrible animals,which made more sharks 3._(kill).Besides thi

27、s,because of finning,4._ number of large sharks around America fell quickly,and soon fell around the world.In 1980,Peter Benchley,the man who wrote the book the film Jaws 5._(base)on came across the awful sight 6._ the sea floor was covered with dead sharks.He admitted that his book was wrong about

28、sharks 7._(behave)and began to fight to protect sharks.8._(fortunate),more and more people became interested in 9._(understand)them and protect them from 10._(extinct).attractingaskilledthewas basedwherebehaviourFortunatelyunderstandingextinctionPost-readingThink Share:1 How do you think Peter Bench

29、ley felt after diving in 1980?2 What other films or books do you know that feature wild animals?Do they“paint”a good or bad picture of these animals?Say how the animals are described.Q1:Possible answers may include:Peter Benchley might feel sad for the sharks being killed;he might feel regretful for

30、 depicting the great white shark as a dangerous animal in his book;he might also feel angry about finning.Language points1.Jaws was a great success,attracting huge audiences and winning many awards.电影大获成功，吸引了大量观众并赢得了众多奖项。【句式分析】attracting and winning这一部分是现在分词做伴随状语。a great success 是抽象名词具体化，类似的词还有failu

31、re,success,surprise,honor,comfort,pity2.People have always been scared of sharks,but Jaws made things worse.人们本就害怕鲨鱼，而电影大白鲨加深了这种恶劣印象。scare v.使（某人）惊恐，吓唬【词汇拓展】【词汇拓展】scare sb into doing sth 恐吓某人做某事scare sb away/off 把某人吓跑scared adj.惊恐的，害怕的be scared of(doing)sth 害怕.；对.感到惊恐be scared to do sth 害怕做某事be scar

32、ed to death 吓死；吓得要死scary adj.恐怖的，吓人的，引起恐慌的即学即练 单句语法填空1.He was scared _(go)home when he did wrong.2.The girl was _ when she saw the _ snake.(scare)3.I am scared _ dogs.to goscaredscaryof3.This was not only due to fear of sharks,but also finning.这不仅仅是因为人类对鲨鱼的恐惧，还因为采割鱼鳍。due to 由于，因为表示“因为；由于”的短语还有：becau

33、se of,owing to,thanks to,as a result of,as a/in consequence of,on account of.【词汇拓展】【词汇拓展】due adj.预期的，预计的；到期的；应给的be due to do 预期做.；预定要做某事(be)due to sb 应支付/给予归于某人（1）这架班机因大雾延误。The flight was put off _ the heavy fog（2）教授预期在本周五发表演讲。The professor _ a speech this Friday.（3）欠你的钱将在月底之前全部支付给你。Any money that _

34、 will be paid before the end of the month.即学即练 完成下列句子due tois due to makeis due to you4.Finning would have an unexpected effect upon Peter Benchley,the man who wrote the book the film Jaws was based on.Paraphrase:Peter Benchley did not expect that finning would have a great effect on him.He was the

35、author of a book,which the film Jaws was based on.鱼鳍采割活动对大白鲨电影的原著作者彼得本奇利产生了出乎意料的影响。have an effect on/upon sth 对某事有影响eg:A rise in temperature will have an effect on sea levels,drought frequency and more.气温升高会影响到海平面高度、旱情发生频率及更多方面。5.He came to see people as a danger to sharks,rather than the other way

36、round.Paraphrase:He finally started to realise that people are a danger to sharks,rather than the opposite.他意识到人类才是鲨鱼的威胁，而鲨鱼并非人类的敌人。come to do sth,相当于to finally reach a state in which something happens or you do something.eg:She had come to like the new teacher over the months.过了几个月，她终于喜欢上了新老师。6.Sha

37、rks dont target humans.鲨鱼并不以人类为攻击目标。target v.把作为目标；把.对准（某群体）n.靶子；目标，指标；（攻击的）目标；（批评、嘲笑等的）对象eg:The university will reach its target of 5,000 students next September.这所大学将于下个九月达到在校学生5 000人的目标。【词汇拓展】【词汇拓展】target sb/sth 把.作为目标be targeted at 针对.，以为目标hit/miss the target 中/脱靶a target for all 众矢之的set target

38、制定目标meet/achieve a target 完成/达到目标target area/audience/group 目标范围观众群体即学即练 完成下列句子（1）这家公司将成年人作为其主要的目标客户。The company _ adults as its primary customers.（2）这门课主要针对英语初学者。This course _ mainly _ English beginners.（3）这个广告的目标观众主要是十几岁的青少年观众。The _ for this advertisement was mainly teenagers.has targetedistargete

39、d attarget audience7.fortunately adv.幸运地eg:Fortunately,we know how to handle situations like this.幸运的是，我们知道如何处理这种情况。【词汇拓展】【词汇拓展】fortunate adj.幸运的；吉利的be fortunate to do/(in)doing.做很幸运It is fortunate(for sb)to do/that.（对某人来说）做.是幸运的fortune n.运气，命运；财富，财产make a fortune 发财，赚大钱unfortunate adj.不幸的unfortunat

40、ely adv.不幸地 即学即练即学即练 单句语法填空单句语法填空1._ was fortunate that we all passed the exam.2.I was late,but _(fortunate)the class hadnt started.3.I called on you yesterday,but _(unfortunate)you were out.Itfortunatelyunfortunately8.attitude n.（尤指通过行为表现出的对某事的一般）看法，态度eg:Her sudden change in attitude threw me.她态度上的突然变化令我吃惊attitude to/towards 对的态度（其中to/towards为介词，后跟名词或动名词作宾语）询问“对的态度”时常用疑问词what，What is your attitude to/towards.?课堂总结课堂总结Retell peoples changing attitudes towards sharks.