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外研版 (2019)必修 第二册Unit 6 Earth first教学设计及反思
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这是一份外研版 (2019)必修 第二册Unit 6 Earth first教学设计及反思，共8页。教案主要包含了句子分析，知识链接，实战演练，句式转换等内容，欢迎下载使用。
新外研社（19）高中英语必修二
Unit 6 Earth First-Understanding ideas教案
Teaching objectives:
1. Enable students to improve reading ability by summarizing the main idea.
2. Lead students to make the writer’s purpose clear and understand the detailed information.
3. Guide students to analyze the passage critically and understand the moral.
4. Help students to express their opinions according to the content of the passage and their life experience.
Evaluation objectives:
1. Ask students to get the purpose of the writer to find out whether they can know the topic idea.
2. Ask students to get the main idea of each paragraph to find out whether they can understand the main idea.
3. Ask students to analyze how attitudes towards sharks have changed to find out whether they can understand the detailed information.
4. Ask students to express their opinions about sharks to find out whether they have understood the meaning of the topic.
Teaching key and difficult points:
1. Enable students to understand the writer’s purpose and the meaning of the topic.
2. Lead students to know how attitudes towards sharks have changed.
3. Guide students to express their opinions about Sharks:Dangerous or Endangered?
Teaching methods:
Cooperative Teaching Method, Task-based Approach, Communicative Approach
Teaching procedures:
Step1：Lead-in
T:Hello, boys and girls. Have you ever seen the film named Jaws?How did the movie describe sharks?Now let’s look at the movie’s poster to help you learn something about it.
Look at the poster and answer the following 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?
Suggested answers:
1.She was swimming.
2.A shark.
3.No.Because there was a shark nearby,which was very dangerous.
4.Cruel,scary,bad,frightening,terrifying,terrible...
Step 2:Fast-reading
T: Today, we’ll read a passage talking about sharks.What’s the writer’s impression of sharks?
Read the passage very quickly and find out the answers to the following questions:
Task 1:Choose the author’s purpose in writing the passage.
A.To recommend the film and the book about sharks to people.
B.To explain people’s misunderstanding and impression of sharks and raise awareness of shark protection.
C.To criticize Peter Benchley’s misleading description of sharks in his book and advocate the protection of sharks.
Task 2:Get the main idea of each paragraph:
Para.1:Jaws 1 people’s 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 don’t 5 humans.
Para.5:The fortunate thing for sharks:More people want to 6 .
Suggested answers:
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
T:From the main idea of each paragraph, we can know the changes of people’s attitudes to sharks.What are the changes of people’s attitudes?
S:At first, people have a normal fear of sharks.After watching the movie Jaws, people are more frightened of sharks. Gradually, more people are against finning and wish to protect sharks.
T:Then, class, my question is coming.How did people change their attitudes to sharks?Now let’s get the detailed information.
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.
◆People 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 attack us by mistake.
◆Some people became interested in 9 and more are willing to 10 .
Suggested answers:
1.dangerous animals 2.sharks 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 don’t see people as food 9.understanding sharks
10.protect them from extinction
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)
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 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 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 people’s long-held idea of the great white 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: 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.
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 man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... 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
Suggested answers:
(1)【句子分析】宾补;主动关系;正在进行
【实战演练】
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;scared
(7)【实战演练】
a.interested;b.finish;c.to solve
(8)【实战演练】
Doctors don’t 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
Step 5:Read for use
Retell people’s 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...
As a result,...
However,when Peter Benchley saw an awful sight ...,he changed his attitude.
Fortunately,...
Homework:
Write a short passage to show your ideas about the topic:Sharks:Dangerous or Endangered?（within100 words）
教学反思：
1. 通过本节课对文章目的与结构的学习，学生能够把握说明文的文体特征。
2. 通过本节课中对细节的理解与复述，学生能够深入思考，探究主题意义。
3. 通过本节课的读后任务，学生能够逻辑性地连词成句与表达自己观点的能力。
新外研社（19）高中英语必修二
Unit 6 Earth First-Understanding ideas教案
Teaching objectives:
1. Enable students to improve reading ability by summarizing the main idea.
2. Lead students to make the writer’s purpose clear and understand the detailed information.
3. Guide students to analyze the passage critically and understand the moral.
4. Help students to express their opinions according to the content of the passage and their life experience.
Evaluation objectives:
1. Ask students to get the purpose of the writer to find out whether they can know the topic idea.
2. Ask students to get the main idea of each paragraph to find out whether they can understand the main idea.
3. Ask students to analyze how attitudes towards sharks have changed to find out whether they can understand the detailed information.
4. Ask students to express their opinions about sharks to find out whether they have understood the meaning of the topic.
Teaching key and difficult points:
1. Enable students to understand the writer’s purpose and the meaning of the topic.
2. Lead students to know how attitudes towards sharks have changed.
3. Guide students to express their opinions about Sharks:Dangerous or Endangered?
Teaching methods:
Cooperative Teaching Method, Task-based Approach, Communicative Approach
Teaching procedures:
Step1：Lead-in
T:Hello, boys and girls. Have you ever seen the film named Jaws?How did the movie describe sharks?Now let’s look at the movie’s poster to help you learn something about it.
Look at the poster and answer the following 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?
Suggested answers:
1.She was swimming.
2.A shark.
3.No.Because there was a shark nearby,which was very dangerous.
4.Cruel,scary,bad,frightening,terrifying,terrible...
Step 2:Fast-reading
T: Today, we’ll read a passage talking about sharks.What’s the writer’s impression of sharks?
Read the passage very quickly and find out the answers to the following questions:
Task 1:Choose the author’s purpose in writing the passage.
A.To recommend the film and the book about sharks to people.
B.To explain people’s misunderstanding and impression of sharks and raise awareness of shark protection.
C.To criticize Peter Benchley’s misleading description of sharks in his book and advocate the protection of sharks.
Task 2:Get the main idea of each paragraph:
Para.1:Jaws 1 people’s 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 don’t 5 humans.
Para.5:The fortunate thing for sharks:More people want to 6 .
Suggested answers:
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
T:From the main idea of each paragraph, we can know the changes of people’s attitudes to sharks.What are the changes of people’s attitudes?
S:At first, people have a normal fear of sharks.After watching the movie Jaws, people are more frightened of sharks. Gradually, more people are against finning and wish to protect sharks.
T:Then, class, my question is coming.How did people change their attitudes to sharks?Now let’s get the detailed information.
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.
◆People 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 attack us by mistake.
◆Some people became interested in 9 and more are willing to 10 .
Suggested answers:
1.dangerous animals 2.sharks 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 don’t see people as food 9.understanding sharks
10.protect them from extinction
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)
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 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 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 people’s long-held idea of the great white 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: 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.
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 man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... 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
Suggested answers:
(1)【句子分析】宾补;主动关系;正在进行
【实战演练】
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;scared
(7)【实战演练】
a.interested;b.finish;c.to solve
(8)【实战演练】
Doctors don’t 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
Step 5:Read for use
Retell people’s 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...
As a result,...
However,when Peter Benchley saw an awful sight ...,he changed his attitude.
Fortunately,...
Homework:
Write a short passage to show your ideas about the topic:Sharks:Dangerous or Endangered?（within100 words）
教学反思：
1. 通过本节课对文章目的与结构的学习，学生能够把握说明文的文体特征。
2. 通过本节课中对细节的理解与复述，学生能够深入思考，探究主题意义。
3. 通过本节课的读后任务，学生能够逻辑性地连词成句与表达自己观点的能力。
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