高中英語外研版高中必修2（新課標(biāo)）UNIT6Earthfirst-學(xué)案

1、Unit 6 Earth First Understanding ideasSharks:Dangerous or Endangered?Step 1 Explanation of learning goalsObtain the structure of the passage, detailed information, and the purpose of writing .Analyze how the author develops his ideas and achieves his purpose of writing .Cultivate the critical thinki

2、ng and express the opinion on how to protect sharks. Step 2 Independent learningLead-inTick the words that you would use to describe sharks. Add any you can think of. What do you think of sharks?eg. As far as Im concerned, sharks are_ with _ teeth/mouth/eyes.dangerous powerful endangered interesting

3、 man-eating terrifying cute intelligent huge flexible fierce giant.Individual learningPredict the authors focus, on dangerous or endangered? Cooperative learningAnalyze the structure of the passage.Step 3 Tips to improveThink&Share Discuss to complete the chart and think about how attitudes towards

4、sharks have changed. Before the film JawsAfter the film JawsIn 1980Today*People have always been scared of sharks because they are considered as 1_ .*People who saw the film Jawsbelieved 2_* Some people stopped3_while others started to 4_ .* The number of large sharks fell quickly due to 5_ .* Peter

5、 Benchley admitted that his book 6_ and fought7_ them.*Experts have proved that 8_, and they attack usby mistake.*Some people became interested in 9_and more are willing to 10_ . the change of peoples attitudes towards sharks have a normalfear of sharks are more_ are against_ wish to_2)Fill in the a

6、rrows with the letters in right order to summarize the methods of exposition（說明文） in this passage.A. quoting experts findings B. giving examples C.making a comparison D.offering statistics 3）Whats the purpose of this passage?A.To criticise Peter Benchleys misleading description of sharks in his book

7、 and advocate the protection of sharks?B. To inform people about sharks and recommend the film and the book to them?C. To explain peoples misunderstanding of sharks and raise awareness of shark protection?4）ThinkingWhat do you think may lead sharks to be endangered ?What can we do to protect sharks?

8、 What should the relationship between humans and animals be?Step 4 Summary Quiz game1.The writer described the opening scene of the film Jaws in order to_. A.introduce the topic B.make people aware of sharks C.tell sharks are dangerous D.show his angry to the film2.Which of the following was led to

9、by the film?A.Many sharks were killed for fins. B.Children were more frightened of sharks.C.Most of people stop swimming in the sea. D.People believe shark are horrible animals.3.The third paragraph mainly tells_. A.Finning led to sharks number falling B.Finning should be forbidden by the lawC.Its c

10、ruel for the sharks to be killed for profit D.Its the film that makes finning popular4.When Peter Benchley saw so many dead sharks，he began to _. A.feel sorry for sharks B.become ashamed of his lack of knowledgeC.admit his misunderstanding of sharks D.give up writing to protect sharks5.How does the

11、writer feel about the future of the sharks?A.Worried. B.Pessimistic. C.Unconcerned. D.Optimistic.The movie, Jaws filmed in 1975, mainly tells a story that a shark attacks and kills 6 (swim). The film was 7 great success, but it 8 (strength) peoples longheld idea of the great white shark as a dangero

12、us animal. As a result, people have always been 9 (scare) of sharks.To make the matter worse, many people wanted them 10 (kill). After 1975, the number of large sharks fell quickly due 11 fear of sharks and finning. Finning had an unexpected effect on Peter Benchley 12 wrote the book the film Jaws w

13、as based on.He was aware of his mistake and fought 13 (protect) sharks. Experts have also proved that sharks dont see people as food and they attack us by mistake. 14 (fortunate)，today，with people learning more about sharks, they start to protect them from 15 (extinct)Homework1. What other films or

14、books do you know that feature wild animals? 2. Do they “paint” a good or bad picture of these animals? Say how the animals are described.Unit 6 Understanding ideasSHARKS：DANGEROUS OR ENDANGERED?We see a woman swimming at night in a dark sea. Suddenly, she is pulled underwater. She surfaces, cries i

15、n 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. It strengthened peoples longheld idea of

16、 the great white shark as a dangerous animal.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 animals that ate humans. Some people stopp

17、ed 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 killedAfter 1975, the number of large sharks around Americ

18、a 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 are used in shark fin soup. Fin

19、ning kills millions of sharks a year.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 floor was covered with dead sharks. Benchley saw sharks