2021版外研版必修二英语Unit 6 Earth first Period 2 Understanding ideas学案.docx

1、Period 2 Understanding ideas 学案设计(一) 学习目标 1.To learn the purpose of the passage. 2.To learn the main idea of each paragraph and the changes of peoples attitudes to sharks. 3.To retell the passage and feel the importance of protecting animals. 课堂探究 Step 1:Lead-in Look at the poster and answer the fol

2、lowing questions: 1.What was the woman doing? 2.What else did you find in the poster? 3.Would you do so like the woman in the poster?Why? 4.Could you use some adjectives to describe sharks? Step 2:Fast-reading Read the passage very quickly and find out the answers to the following questions: Task 1:

3、Choose the authors purpose in writing the passage. A.To recommend the film and the book about sharks to people. B.To explain peoples misunderstanding and impression of sharks and raise awareness of shark protection. C.To criticise Peter Benchleys misleading description of sharks in his book and advo

4、cate the protection of sharks. Task 2:Get the main idea of each paragraph: Para.1:Jaws 1 peoples long-held ideas: 2 . Para.2:Jaws made people more 3 of sharks. Para.3:The number of large sharks 4 . Para.4:Peter Benchley and experts ideas of sharks:Sharks dont 5 humans. Para.5:The fortunate thing for

5、 sharks:More people want to 6 . Step 3:Detailed-reading Read the passage in detail and complete the chart. How attitudes towards sharks have changed. People have a normal fear of sharks. People have always been scared of sharks because they are considered 1 . People are more frightened of sharks. Pe

6、ople who saw the film Jaws believed that 2 . Some people stopped 3 while others started 4 . The number of large sharks fell quickly due to 5 . More people are against finning and wish to protect sharks. Peter Benchley admitted that his book 6 and fought 7 them. Experts have proved that 8 ,and they a

7、ttack us by mistake. Some people became interested in 9 and more are willing to 10 . Step 4:Deal with the difficult points (1)We see a woman swimming at night in a dark sea. 我们看见一个女人晚上在深色的海里游泳。 【句子分析】see a woman swimming(see +宾语+doing:“看见正在做”) doing 作 ,表示与宾语之间是 ,且表示 。 【知识链接】see sb.do(表示与宾语是主动关系,动作完成

8、) see sb./sth.done(表示与宾语是被动关系) 【实战演练】a.I saw him (go) when I came in. b.I saw him (go) out. c.I saw the boy (beat) by his father just now. (2)She surfaces,cries in fear,then disappears forever. 她浮出水面,恐惧地叫喊,之后永远地消失了。 【句子分析】这个句子包含 3 个并列谓语,是正式的语法结构:do,do,and do。原文不太正 式。 【知识链接】容易与分词作状语混淆,要看清结构与意义。 a.He

9、put on his coat,picked up his bag,and then went out. b.He went out,leaving the door open. 【实战演练】每天早上,他穿上衣服,吃了早饭,去上学。 译: (3)This is the opening scene from the 1975 film Jaws,showing a shark attack. 这是 1975 年电影大白鲨的开场镜头,展示了鲨鱼攻击的场景。 【句子分析】showing a shark attack 修饰 Jaws,作 。 【句式转换】 把此句转变为定语从句作定语: (4)Jaws

10、was a great success,attracting huge audiences and winning many awards. 大白鲨大获成功,吸引了大批观众,赢得了许多奖项。 【句子分析】 attracting. and winning .这一部分是现在分词作 。 【知识链接】 a great success 是抽象名词具体化,类似的词还有 failure,surprise,honor,comfort 等等。 【实战演练】这个实验失败了,引起了很多争论。 译: (5)It strengthened peoples long-held idea of the great whit

11、e shark as a dangerous animal. 这加强了人们长期以来的认为大白鲨是种危险动物的认知观念。 【知识链接】 与 strengthen 类似的构词:shorten;broaden;widen;lengthen. 另一形式:enrich;encourage;enlarge. (6) People have always been scared of sharks,but Jaws made things worse. 人们一直都害怕鲨鱼,但大白鲨让情况变得更糟糕。 【知识链接】scare v.使害怕 adj.scary 令人害怕的 scared 感到害怕的 短语: sca

12、re sb.away/off 把吓跑 be scared of 害怕 【实战演练】Seeing the film,Linda was almost to death. (7)It made people frightened of sharks,especially of the great white shark. 它使人们更加恐惧鲨鱼,尤其是大白鲨。 【句子分析】 make+宾语+形容词短语(过去分词形式的形容词)作宾补,表示宾语所处的 状态。 【知识链接】 make+宾语+宾补,宾补可以是不定式(主动时省略 to,被动时加 to)、 -ing、 -ed、 介词短语、n.、adj.。 【实

13、战演练】 a.The book made more and more children (interest) in reading. b.The boss made the workers (finish) the job within two days. c.He was made (solve)the problem by himself. (8)At that time,nobody cared if sharks were killed,or how many were killed.People just wanted them killed. 那时,没有人关心鲨鱼是否被杀了,以及有

14、多少鲨鱼被杀了。人们只想要它们死掉。 【句子分析】care 后接 if 引导的宾语从句;want+宾语+过去分词作宾补(与宾语之间是被 动关系)。 【实战演练】医生们不在乎他们自己是否将被感染。他们想要病人们被拯救。(infect) 译: (9)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. 这不仅是因为对鲨鱼的恐惧,还因为割鳍。割鳍是一种捕鱼方式,在这种捕鱼方式中,鲨鱼 被捕

15、获,鱼鳍被割断。 【知识链接】cut off 切掉;隔离;阻断;中断 due to 由于 【实战演练】 a.由于这场可怕的疾病,很多人与外面的世界隔绝了。 译: b.由于工人们的努力,他们减少了成本费。 译: (10) Finning would have an unexpected effect upon Peter Benchley,the man who wrote the book the film Jaws was based on. 割鳍带给大白鲨的原著作者彼得 本奇利预料之外的影响。 【知识链接】 have an effect/impact on.对有影响 【句子分析】the m

16、an 作 Peter Benchley 的 ,其后是个定语从句,在此定语从句 中,the book 后是省略 which 或 that 的定语从句。 (11) In 1980,Benchley was diving when he came across an awful sight. 1980 年,本奇利正在潜水,就在那时他看到了可怕的一幕。 【知识链接】 come 相关短语:实现 come true 出版 come out 形成 come into being 加 油;快点;得了吧 come on 提出 come up with sight 相关短语:看见 catch sight of.

17、第一眼 at first sight 在视野外 out of sight 在视 野内 in sight (12)It was an area where fishermen were finning,and the sea floor was covered with dead sharks. 那是一片海域,渔民们正在这片海域采割鲨鱼的鱼鳍,海底遍布着鲨鱼的尸体。 【句子分析】 where 引导定语从句,在从句中作地点状语。 (13)He came to see people as a danger to sharks,rather than the other way round. 他意识到

18、人类才是鲨鱼的威胁,而鲨鱼并非人类的敌人。 【知识链接】 the other way round 反过来,反之亦然 Step 5:Read for use Retell peoples changes in their attitudes towards sharks.Use proper linking words when necessary to make your talk well organized. You can refer to this structure: Before the movie Jaws,. Then,the movie Jaws strengthened.

19、As a result,. However,when Peter Benchley saw an awful sight .,he changed his attitude. Fortunately,. (设计意图:能运用本节课所学内容,正确表达出文章内容。) 课后练习 Write a short passage to show your ideas about the topic:Sharks:Dangerous or Endangered?(Within 100 words) 参考答案 课堂探究 Step 1: 1.She was swimming. 2.A shark. 3.No.Bec

20、ause there was a shark nearby,which was very dangerous. 4.Cruel,scary,bad,frightening,terrifying,terrible. Step 2: Task 1:B Task 2:1.strengthened 2.great white sharks were dangerous animals 3.scared/frightened 4.fell quickly 5.target 6.protect sharks from extinction Step 3: 1.dangerous animals 2.sha

21、rks were bad animals 3.swimming in the sea 4.fishing for sharks and killing them as many as possible 5.fear of sharks and finning 6.was wrong about sharks behaviour 7.to protect 8.sharks dont see people as food 9.understanding sharks 10.protect them from extinction Step 4: (1)【句子分析】宾补;主动关系;正在进行 【实战演

22、练】 a.going;b.go;c.beaten (2)【实战演练】 Every morning,he puts on his coat,has breakfast and goes to school. (3)【句子分析】后置定语 【句式转换】 This is the opening scene from the 1975 film Jaws,which shows a shark attack. (4)【句子分析】 伴随状语 【实战演练】 The experiment was a great failure,causing many arguments. (6)【实战演练】scary;sc

23、ared (7)【实战演练】 a.interested;b.finish;c.to solve (8)【实战演练】 Doctors dont care if/whether they will be infected.They want patients saved. (9)【实战演练】 a.Due to the terrible disease,many people are cut off from the outside world. b.Due to the workers efforts,they cut down the cost. (10)【句子分析】同位语 学案设计(二) 学习

24、目标 1.To learn the purpose of the passage. 2.To learn the main idea of each paragraph and analyze the changes of peoples attitudes to sharks. 3.To summarize the passage and feel the importance of protecting animals. 课堂探究 Step 1:Lead-in What words would you use to describe sharks? Step 2:Understanding

25、 ideas Read the passage and answer: Task 1:Whats the authors purpose in writing the passage? To explain peoples of sharks and raise awareness of . Task 2: 1.What idea is strengthened by the movie Jaws? 2.What happened to sharks when this idea was strengthened? Task 3:Finish the chart to compare Pete

26、r Benchleys attitudes towards sharks. The changes of Peter Benchleys attitudes towards sharks Time Before 1975 After 1980 Things he did 1 2 3 4 His attitudes Sharks are 5 animals. People 6 sharks. Sharks 7 humans. Task 4:Summary:Fill in the blanks using the expressions from the text. The famous horr

27、or film Jaws,which of a great white shark and was a great success,strengthened peoples belief that sharks were dangerous animals.Some people who saw the film were more sharks while others started fishing for sharks, as many as they could.As a result,the number of sharks fell quickly due to both fear

28、 of sharks and .Peter Benchley,the writer of the book the film Jaws ,once an awful scene of finning when .From then on,his attitude towards sharks changed.He came to see people as sharks,rather than .In fact,sharks wont target people unless .Today,as we learn more about sharks,more people begin to .

29、 Step 3:Deal with the difficult points (1)We see a woman swimming at night in a dark sea. 【翻译】 【句子分析】see a woman swimming(see+宾语+doing:“看见正在做”) doing 作宾补,表示与宾语之间是主动关系,且表示正在进行。 【知识链接】see sb.do(表示与宾语是主动关系,动作完成) see sb./ sth.done(表示与宾语是被动关系) 【实战演练】a.I saw him (go) out when I came in. b.I saw him (go) o

30、ut. c.I saw the boy (beat) by his father just now. (2)She surfaces,cries in fear,then disappears forever. 【翻译】 【句子分析】这个句子包含 3 个并列谓语,是正式的语法结构:do,do,and do。原文不太正 式。 【知识链接】容易与分词作状语混淆,要看清结构与意义。 a.He put on his coat,picked up his bag,and then went out. b.He went out,leaving the door open. 【实战演练】每天早上,他穿上衣

31、服,吃了早饭,去上学。 译: (3)This is the opening scene from the 1975 film Jaws,showing a shark attack. 【翻译】 【句子分析】showing a shark attack 修饰 Jaws,作后置定语。 【句式转换】 把此句转变为定语从句作定语: (4)Jaws was a great success,attracting huge audiences and winning many awards. 【翻译】 【句子分析】 attracting. and winning .这一部分是现在分词作伴随状语。 【知识链接

32、】 a great success 是抽象名词具体化,类似的词还有 failure,surprise,honor,comfort 等。 【实战演练】这个实验失败了,引起了很多争论。 译: (5)It strengthened peoples long-held idea of the great white shark as a dangerous animal. 【翻译】 【知识链接】 与 strengthen 类似的构词:shorten;broaden;widen;lengthen. 另一形式:enrich;encourage;enlarge. (6)People have always

33、been scared of sharks,but Jaws made things worse. 【翻译】 【知识链接】scare v.使害怕 adj.scary 令人害怕的 scared 感到害怕的 短语: scare sb.away/off 把吓跑 be scared of 害怕 【实战演练】Seeing the film,Linda was almost to death. (7)It made people frightened of sharks,especially of the great white shark. 【翻译】 【句子分析】 make+宾语+形容词短语(过去分词形

34、式的形容词)作宾补,表示宾语所处的 状态。 【知识链接】 make+宾语+宾补,宾补可以是不定式(主动时省略 to,被动时加 to)、 -ing、 -ed、 介词短语、n.、adj.。 【实战演练】 a.The book made more and more children (interest) in reading. b.The boss made the workers (finish)the job within two days. c.He was made (solve)the problem by himself. (8)At that time,nobody cared if

35、sharks were killed,or how many were killed.People just wanted them killed. 【翻译】 【句子分析】care 后接 if 引导的宾语从句;want+宾语+过去分词作宾补(与宾语之间是被 动关系) 【实战演练】医生们不在乎他们自己是否将被感染。他们想要病人们被拯救。(infect) 译: (9)This was not only due to fear of sharks,but also finning.Finning is a type of fishing where sharks are caught and the

36、ir fins cut off. 【翻译】 【知识链接】cut off 切掉;隔离;阻断;中断 due to 由于 【实战演练】 a.由于这场可怕的疾病,很多人与外面的世界隔绝了。 译: b.由于工人们的努力,他们减少了成本费。 译: (10)Finning would have an unexpected effect upon Peter Benchley,the man who wrote the book the film Jaws was based on. 【翻译】 【知识链接】 have an effect/impact on.对有影响 【句子分析】the man 作 Peter

37、 Benchley 的同位语,其后是个定语从句,在此定语从句中,the book 后是省略 which 或 that 的定语从句。 (11) In 1980,Benchley was diving when he came across an awful sight. 【翻译】 【知识链接】 come 相关短语:实现 come true 出版 come out 形成 come into being 加 油;快点;得了吧 come on 提出 come up with sight 相关短语:看见 catch sight of. 第一眼 at first sight 在视野外 out of sig

38、ht 在视野 内 in sight (12)It was an area where fishermen were finning,and the sea floor was covered with dead sharks. 【翻译】 【句子分析】 where 引导定语从句,在从句中作地点状语。 (13)He came to see people as a danger to sharks,rather than the other way round. 【翻译】 【知识链接】 the other way round 反过来,反之亦然 (14)The sharks are thrown ba

39、ck into the sea where they die slowly and painfully. 【翻译】 (15)Benchley saw sharks being killed and this caused a deep change in him. 【翻译】 Practice: Translate the following phrases. 1.在夜晚 2.恐惧地 3.开场画面 4.讲述的故事 5.长久以来对的看法 6.害怕 7.捕杀鲨鱼 8.的数量 9.由于 10.割掉,阻断 11.对产生出乎意料的影响 12.基于 13.正在做就在这时 14.偶然遇到 15.而不是 16.

40、反之亦然 17.从那天起 18.努力做某事 19.错误地 20.保护免遭 Step 4:Think and share What attitude should you hold when you see movies like Jaws? 课后练习 Do you think sharks are dangerous or endangered?Give your reasons.(Within 80 words) 参考答案 课堂探究 Step 1:略 Step 2: Task 1: impressions/misunderstandings;protecting sharks/sharks

41、protection Task 2: 1.Peoples long-held idea of the great white shark as a dangerous animal. 2.People started fishing for sharks,killing as many as they could.After 1975,the number of large sharks fell quickly,not only due to fear of sharks,but also finning. Task 3: 1.He wrote the book the film Jaws

42、was based on. 2.He saw sharks being killed,which caused a deep change in him.3.He fought to protect sharks.4.He admitted that his book was wrong about sharks behaviour.5.dangerous 6.are a danger to 7.dont target Task 4:tells the story;long-held;frightened of;killing;finning;was based on;came across;

43、diving;a danger to;the other way round;by mistake;protect them from distinction Step 3: (1)【翻译】我们看见一个女人晚上在深色的海里游泳。 【实战演练】 a.going;b.go;c.beaten (2)【翻译】她浮出水面,恐惧地叫喊,之后永远地消失了。 【实战演练】Every morning,he puts on his coat,has breakfast and goes to school. (3)【翻译】 这是 1975 年电影大白鲨的开场镜头,展示了鲨鱼攻击的场景。 【句式转换】 This i

44、s the opening scene from the 1975 film Jaws,which shows a shark attack. (4)【翻译】大白鲨大获成功,吸引了大批观众,赢得了许多奖项。 【实战演练】 The experiment was a great failure,causing many arguments. (5)【翻译】这加强了人们长期以来的认为大白鲨是种危险动物的认知观念。 (6) 【翻译】人们一直都害怕鲨鱼,但大白鲨让情况变得更糟糕。 【实战演练】scary;scared (7)【翻译】 它使人们更加恐惧鲨鱼,尤其是大白鲨。 【实战演练】 a.interes

45、ted;b.finish;c.to solve (8)【翻译】那时,没有人关心鲨鱼是否被杀了,以及有多少鲨鱼被杀了。人们只想要它们 死掉。 【实战演练】 Doctors dont care if/whether they will be infected.They want patients saved. (9)【翻译】这不仅是因为对鲨鱼的恐惧,还因为割鳍。割鳍是一种捕鱼方式,在这种捕鱼 方式中,鲨鱼被捕获,鱼鳍被割断。 【实战演练】 a.Due to the terrible disease,many people are cut off from the outside world. b.

46、Due to the workers efforts,they cut down the cost. (10)【翻译】割鳍带给大白鲨的原著作者彼得 本奇利预料之外的影响。 (11)【翻译】1980 年,本奇利正在潜水,就在那时他看到了可怕的一幕。 (12) 【翻译】 那是一片海域,渔民们正在这片海域采割鲨鱼的鱼鳍,海底遍布着鲨鱼的尸体。 (13)【翻译】他意识到人类才是鲨鱼的威胁,而鲨鱼并非人类的敌人。 (14)【翻译】鲨鱼被扔向海里,在那里它们缓慢而痛苦地死去。 (15)【翻译】本奇利亲眼目睹鲨鱼被杀,这引起了他内心的深刻转变。 Practice: 1.at night 2.in fear

47、3.the opening scene 4.tell the story of. 5.long-held idea of. 6.be scared/frightened of. 7.fish for sharks 8.the number of. 9.due to. 10.cut off 11.have an unexpected effect on. 12.be based on. 13.be doing.when. e across 15.rather than 16.the other way round 17.from that day on 18.fight to do sth. 19.by mistake 20.protect.from.