2020新外研版必修二英语 Unit 6 Earth first (1)-2 PPT课件（含教案+学案）.ppt

1、必修二 Unit 6 Earth first (1) 高一年级 英语 Understanding ideas SHARKS: DANGEROUS OR ENDANGERED Reading Tick the words that you would use to describe sharks. Add any more you can think of. (P62 1) dangerous powerful endangered interesting man-eating terrifying cute intelligent huge Activity 1: Tick the words

2、 that you would use to describe sharks. Add any more you can think of. (P62 1) dangerous powerful endangered interesting man-eating terrifying cute huge Activity 1: Tick the words that you would use to describe sharks. Add any more you can think of. dangerous powerful endangered interesting man-eati

3、ng terrifying cute simple-minded huge My choices 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 simple-minded huge flexible fierce ocean giant My choices Tick the words that you would use to de

4、scribe sharks. Add any more you can think of. dangerous powerful endangered interesting man-eating terrifying cute simple-minded huge flexible fierce ocean giant ? My choices ? Predict: 1. Which one may the author focus on, dangerous or endangered? 2. What style is the article, narration, argumentat

5、ion or exposition? Activity 2: Please skim the passage to check your prediction. Underline the key words or sentences you think important. Activity 3: 1. .a woman.disappears forever; .a dangerous animal. 2. People.scared of sharks.; .wanted them killed. 3. .the number fell quickly; Finning kills mil

6、lions of sharks a year. 4. Finning.upon Peter Benchley.Only around six people are killled by sharks every year. 5. Fortunately.want to protect them. The key words and sentences 1. .a woman.disappears forever; .a dangerous animal. 2. People.scared of sharks.; .wanted them killed. 3. .the number fell

7、quickly; Finning kills millions of sharks a year. 4. Finning.upon Peter Benchley.Only around six people are killled by sharks every year. 5. Fortunately.want to protect them. The key words and sentences SHARKS: DANGEROUS OR ENDANGERED? So the author may focus on “ENDANGERED”. The style of writing: a

8、rgumentation, exposition or both? Please focus on: what it is about, why the author writes it, how the author supports his ideas and achieves his purpose. Activity 4: Read to get the main idea or topic sentence of each paragraph. Para 1: main idea or topic sentence Reading Observe the poster. dark b

9、ackground bloody word wide mouth sharp teeth fierce eyes target the woman What may happen next second? Para 1: Jaws strengthened peoples long-held idea of great white shark as a dangerous animal. Reading Para 1: Jaws strengthened peoples long-held idea of great white shark as a dangerous animal. Why

10、 do you think it is the main idea of the first paragraph? Reading Para 1: Jaws strengthened peoples long-held idea of great white shark as a dangerous animal. The opening scene from Jaws is terrifying and it makes people believe that sharks are dangerous. The more successful Jaws is, the more people

11、 are frightened by sharks. Reading support Para 2: main idea or topic sentence Reading Para 2: People have always been scared of sharks, but Jaws made things worse. Reading Para 2: People have always been scared of sharks, but Jaws made things worse. Why do you think it is the topic sentence? Readin

12、g Para 2: People have always been scared of sharks, but Jaws made things worse. Many people.Some people.Other people. . nobody cared if sharks were killed. People just wanted them killed. Reading support (P62 2) Read the passage and find out how sharks are described in the film Jaws. Reading (P62 2)

13、 Read the passage and find out how sharks are described in the film Jaws. Sharks are described in the film as dangerous and bad animals that eat people. Reading Why does the author mention Jaws in the passage? Think & Share Why does the author mention Jaws in the passage? Jaws strengthened peoples l

14、ong-held idea of great white shark as a dangerous animal. People have always been scared of sharks, but Jaws made things worse. Think & Share Whats wrong with these? Isnt shark a dangerous animal? Shouldnt people be sacred of sharks? Think & Share Para 3: main idea or topic sentence Reading Para 3:

15、After 1975, the number of large sharks around America and the world fell quickly, not only due to fear of sharks, but also finning. Reading What is finning? Think & Share What is finning? Finning is a type of fishing where sharks are caught and their fins cut off. The sharks are thrown back into the

16、 sea where they die slowly and painfully. Think & Share What is finning? Finning is a type of fishing (industry). Sharks are caught and their fins cut off in the industry. Think & Share What is finning? Finning is a type of fishing (industry). Sharks are caught and their fins cut off in the industry

17、. purpose? amount? Think & Share What is finning? Finning is a type of fishing (industry). Sharks are caught and their fins cut off in the industry. purpose? amount? profit $ Kills millions of sharks a year Think & Share Bleed to death. Be eaten by other creatures. (Be drowned to death.) Die from la

18、ck of oxygen. Die from hunger. Finning kills millions of sharks a year! What do you feel to see that? Think & Share Para 4: main idea or topic sentence Reading Para 4: The first sentence: Finning would have an unexpected effect upon Peter Benchley. The last sentence: Only around six people are kille

19、d by sharks every year. Reading ? ? ? Para 4: The first sentence: Finning would have an unexpected effect upon Peter Benchley. What effect? The last sentence: Only around six people are killed by sharks every year. How do you know it? What does the number mean? Reading ? Para 4: What effect? This ca

20、used a deep change in him. He came to see people as a danger to sharks, rather than the other way round. He fought to protect sharks. He admitted that his book was wrong about sharks behaviour. Reading Para 4: How do you know it? What does the number mean? Experts have proved it. It means that shark

21、s are not that dangerous. Reading Para 4: Why does the author mention Peter Benchley and the experts here? Reading Para 4: The author takes Peter Benchley as an example to show that peoples attitudes towards sharks are changing. Experts findings have proved that people misunderstood sharks and shark

22、s are not that dangerous. Reading Para 4: Peoples attitudes towards sharks are changing. Sharks are not that dangerous. Reading Para 5: main idea or topic sentence Reading Para 5: More people want to protect sharks from extinction. Reading Summarize what we have known about the passage: 1. What does

23、 the author mainly talk about? 2. Why does the author write the passage? 3. How does the author support his ideas and achieve his purpose of writing? Activity 5: Summarize what we have known about the passage: 1. What does the author mainly talk about? Summarize what we have known about the passage:

24、 1. What does the author mainly talk about? To get the main idea of the whole passage, you need to review the title and the main idea of each paragraph. Review the title: SHARKS: DANGEROUS OR ENDANGERED? Review the main idea of each paragraph: Para 1: Jaws strengthened peoples long-held idea of grea

25、t white shark as a dangerous animal. Para 2: People have always been scared of sharks, but Jaws made things worse. Review the main idea of each paragraph: Para 3: After 1975, the number of large sharks around the world fell quickly, not only due to fear of sharks, but also finning. Para 4: Peoples a

26、ttitudes towards sharks are changing. Sharks are not that dangerous. Para 5: More people want to protect sharks from extinction. Summarize what we have known about the passage: 1. What does the author mainly talk about? The author tells us that due to fear of sharks and finning, people kill millions

27、 of sharks a year, so sharks are endangered. In fact, sharks are not that dangerous as people thought. Today, more people want to protect them from extinction. Summarize what we have known about the passage: 2. Why does the author write the passage? 2. Choose the authors purpose in writing it. (P64

28、3) 1) To criticise Peter Benchleys misleading description of sharks 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. 2. Choose the

29、 authors purpose in writing it. 1) To criticise Peter Benchleys misleading description of sharks 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 th

30、e book to them. Summarize what we have known about the passage: 3. How does the author support his ideas and achieve his purpose of writing? To explain peoples misunderstanding of sharks and raise awareness of shark protection. To explain peoples misunderstanding of sharks and raise awareness of sha

31、rk protection. not that dangerous dangerous, bad animals, eat people scared, killed sharks quoting experts findings giving examples offering statistics fell quickly millions are killed Read again to get a better understanding of how peoples attitudes towards sharks have changed. (P64 4) Activity 6:

32、People have a normal fear of sharks. People have always been scared of sharks because they are considered 1 as dangerous animals. Keys People are more frightened of sharks. People who saw the film Jaws believed 2 sharks are bad animals that ate humans. Some people stopped 3 swimming in the sea while

33、 others started to 4 fish for sharks. The number of large sharks fell quickly due to 5 fear of sharks and finning. Keys More people are against finning and wish to protect sharks. Peter Benchley admitted that his book 6 was wrong about sharks behaviour and fought 7 to protect them. Experts have prov

34、ed that 8 sharks do not see people as food , and they attack us by mistake. Some people became interested in 9 understanding sharks and more are willing to 10 protect sharks from extinction. Keys Activity 7: Think & Share To our delight, peoples attitudes towards sharks have changed and more people

35、want to protect sharks from extinction. Do you think the awareness of shark protection is enough? To our delight, peoples attitudes towards sharks have changed and more people want to protect sharks from extinction. Do you think the awareness of shark protection is enough? No, its far from enough. W

36、e need to take action. Think & Share How to protect sharks? What can people do to protect them? Think & Share Know more about sharks: How many kinds of sharks are there in the world? How many are endangered? What are they? How to protect sharks? Know more about shark fishing: legal or illegal? The l

37、arge consumers of shark fins? Other shark products? . We have a lot to learn about. How to protect sharks? What can people do to protect sharks? Governments? Fishermen? Others? When the buying stops, the killing can too. When the buying stops, the killing can too. This can help elephants tigers bear

38、s . While how about them? Albatross The eighth continent Summary Environmental protection is an eternal topic and a tough job. There is a lot for all of us to understand and to do. Take action now to understand the creatures on the earth and to protect the earth. You can begin with “the eighth continent 第八大陆” and Shiver 鲨之殇. Homework 1. Do research on how to protect sharks. 2. Continue writing the passage to offer ways to protect sharks. You can start your writing like this: Some measures have been taken. . . . Also, you can . Thank You!