外研版(2019)必修 第二册Unit 6 Earth first Starting out & Understanding ideas课件(共44张PPT)

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名称 外研版(2019)必修 第二册Unit 6 Earth first Starting out & Understanding ideas课件(共44张PPT)
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版本资源 外研版(2019)
科目 英语
更新时间 2023-11-03 21:44:06

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(共44张PPT)
Unit 6 Earth first
Section A Starting out & Understanding ideas
素养导航 明目标
语言 能力 必背单词 scared extinction attitude devote establish damage
affect supply concerned reduce majority amount
remove
重点短语 due to cut off rather than have an effect on devote...to...
重点句式 1.形容词(短语)作状语
2.部分否定
3.it takes some time (for sb./sth.) to do sth.(某人/物)花费……时间做某事
4.倍数表达法
核心语法 动词-ing形式和过去分词作宾语补足语
主题写作 劝说信
文化 意识 了解先进的环保理念
增强环保意识,践行绿色生活方式
思维 品质 正确判断文章中人物的观点和态度
能够对现有观点和假设进行质疑
做出理性的判断和选择
学习 能力 熟练运用本单元的词汇及语言现象
根据单元内容调整自己的学习进程
了解全球共同面临的环境问题
Part 1 Reading comprehension
Part 2 Language points
目录索引
Part 1 Reading comprehension
第一步速读课文 理清脉络
Activity 1 Read the text quickly and answer the question.
What does the text mainly tell us
A.An introduction of sharks.
B.The fact that the sharks are dangerous.
C.Whether the sharks are dangerous or endangered.
D.People’s prejudice against sharks.
答案 C
Activity 2 Read the text again and match each paragraph with its main idea.
Para.1  A.The number of large sharks fell quickly due to fear of sharks
and finning.
Para.2 B.The author describes the film’s plot and achievement.
Para.3 C.The film made people frightened of sharks and a lot of sharks
were killed.
Para.4 D.Benchley realised his mistakes and began to fight to protect
sharks.
Para.5 E.More people than ever started to protect sharks.
Activity 3 Skim for the main structure.
dangerous 
scared 
finning 
wrong 
protect
第二步精读课文 领悟细节
Activity 4 Read the text carefully and choose the best answer.
1.Why is the film Jaws mentioned in this passage
A.Because the film wrote about sharks.
B.Because the film is based on a real person.
C.Because the film has a great effect on sharks.
D.Because the film is very interesting.
答案 C
2.Which of the following was led to by the film
A.Many sharks were killed for fin.
B.People are no longer afraid of sharks.
C.Most people stop swimming in the sea.
D.People believe sharks are horrible animals.
答案 D
3.Why did the number of large sharks decrease quickly
A.Because large sharks were finned.
B.Because people were afraid of them.
C.Because people were tired of them.
D.Because the environment was destroyed.
答案 A
4.When Peter Benchley saw so many dead sharks,he began to    .
A.feel sorry for sharks
B.become ashamed of his lack of knowledge
C.admit his misunderstanding of sharks
D.give up writing to protect sharks
5.Where is the passage most likely from
A.A diary. B.A guide book.
C.A novel. D.A magazine.
答案 C
答案 D
Activity 5 思考分享 提升思维
1.What do you know about sharks Do you like them Why
2.What do you think we can do to protect sharks
略 

Activity 6 诵读佳句 学练写作
1.Read the text carefully and find the sentence(s) describing the opening scene from Jaws.
We see a woman swimming at night in a dark sea.Suddenly,she is pulled underwater.She surfaces,cries in fear,then disappears forever.
2.Read the text carefully and find the sentence(s) describing people’s positive reaction after watching Jaws.
Fortunately,not everyone who watched the film Jaws became afraid of sharks—some became interested in understanding them.
第三步深读课文 融会提能
Activity 7 课文语篇填空
The 1975 film Jaws described a scene where a woman swimming in a dark sea 1.       (attack) by a great white shark and finally was killed by it,which made people consider the great white shark as 2.     dangerous animal.
Some people were afraid of swimming in the sea.To make things 3._______     (bad),other people started fishing for sharks,4.     (kill) as many as they could.As a result,the number of large sharks around America fell quickly.
5.     (fin) 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
6.      (painful).Finning kills millions of sharks a year.
was attacked 
a 
worse 
killing 
Finning
painfully 
In 1980,Benchley,the man 7.      wrote the book the film Jaws was based on,was diving when he came across an awful sight.The sea floor was covered with dead sharks because of finning.He came to see people as a danger to sharks,rather than the other way round.From that day on,he fought
8.       (protect) sharks.9.      (expert) have proved that sharks do not see people as food,and they attack us just by mistake.Only a few people are killed by sharks every year.
Fortunately,some people began to protect sharks.Today,as we learn more about sharks,more people than ever want to protect them 10.__________      extinction.
who/that 
to protect 
Experts 
from
Activity 8 长难句分析
1.Many people who saw the film started to believe that sharks were bad animals that ate humans.
定语从句
宾语从句
定语从句
[尝试翻译]
许多看过这部电影的人开始相信,鲨鱼是吃人的有害动物。
[尝试翻译]
2.Finning would have an unexpected effect upon Peter Benchley,the man who wrote the book the film Jaws was based on.
同位语
定语从句
定语从句
捕鲨割鳍对彼得·本奇利产生了意想不到的影响,他是改编成电影《大白鲨》的小说的作者。
Part 2 Language points
基础落实 必备知识全过关
重点单词
必记写作词汇
1.      v.把……作为目标
2.      n.(尤指通过行为表现出的对某事的一般)看法,态度
识记阅读词汇
1.shark n.             
2.fin v.            
n.            
3.dive v.             
target 
attitude
鲨(鱼) 
切去(鱼的)鳍 
鱼鳍 
(通常指使用呼吸设备的)潜水
串记拓展词汇
1.scare v.使(某人)惊恐,吓唬→      adj.恐惧的;害怕的
→      adj.让人害怕的→      adj.引起恐慌的
2.fortunately adv.幸运地→      adj.幸运的→      n.大笔的钱;命运;运气
3.extinction n.灭绝,绝种→      adj.灭绝的
scared
scaring
scary 
fortunate
fortune 
extinct
【掌握构词规律 快速记牢单词】
以字母-e结尾的形容词变副词的方法:
(1)直接在后面加-ly,无须去字母-e,如:fortunately,immediately,politely,widely。
(2)去掉字母-e,再加-ly,如:true→truly。
(3)以-le结尾的单词,去-e加-y,如:possible→possibly,terrible→terribly。
重点短语
1.           切掉;隔绝;切断(供给);中断
2.           而不是
3.           由于,因为
4.           对……有影响
5.           基于,以……为基础
6.           相反的情况
7.           错误地;无意中
8.           保护……免受……
cut off 
rather than 
due to 
have an effect on 
be based on 
the other way round 
by mistake
protect...from...
要点探究 能力素养全提升

基础词汇——语境记忆
1.shark n. 鲨(鱼)
【佳句背诵】Sharks are among the oldest animals in the world.[动物保护]
鲨鱼是世界上最古老的动物之一。
2.extinction n. 灭绝,绝种
【佳句背诵】The mountain gorilla is on the verge of extinction.[动物保护]
居住在山区的大猩猩已濒临灭绝。
.、
高频词汇——讲练互动
1.scare v.使(某人)惊恐,吓唬
(1)scare sb.away/off 把某人吓跑
scare sb.into doing sth.威胁/恐吓某人做某事
(2)scared adj.恐惧;害怕
be scared of sb./sth.害怕某人/某物
be scared of doing sth.害怕做某事
be scared to do sth.害怕做某事
(be) scared to death 吓得要死
(3)scaring adj.让人害怕的
(4)scary adj.引起恐慌的
【佳句背诵】Some parents try to scare their children into behaving well.[社会生活]
有些父母试图吓唬他们的孩子,让他们表现良好。
【即学即练】单句语法填空/单句写作
①Rock climbing was a fun thing but I was scared to      (die) from the start.
②She was scared        (go) to the beach because she had seen crocodiles there.
③The high price is scaring       masses of possible buyers.
④她害怕在海上冲浪,然而她弟弟非常喜欢。
She ___________ ___________ ___________ _________on the sea while her brother is fond of it.
death 
to go
away/off
is scared of surfing
2.cut off切掉;隔绝;切断(供给);中断
cut down 削减;砍倒
cut out 切去;省略;停止(做某事)
cut up 切碎;剪碎
cut through 穿过;穿透
cut in (on sb./sth.)打断/打搅(某人/某事物)
【佳句背诵】The town was cut off from the rest of the world due to heavy snow.[环境介绍]
由于大雪,这个城镇与外界隔绝了。
【即学即练】单句语法填空/单句写作
①Every one of us can make a great effort to cut      the use of energy in our country.
②She kept cutting     on our conversation,which made us very angry.
③Cut      the carrots before you put them into the pot.
④He cut      the park and got there in time.
⑤随着主要的公路被切断,那里跟这个国家其余的地方没有任何联系了。
___________ ___________ ___________ __________ ____________ ___________,there’s no contact with the rest of the country there.
down 
in 
up 
through 
With the main highway cut
off
3.rather than 而不是
(1)rather than连接两个并列结构,如名词、代词、形容词、动词-ing形式、不定式等,并且它所连接的两个结构的词性应该保持一致。
(2)rather than连接两个不定式时,后一个常省略 to,当rather than 位于句首时,后常跟不带to的动词不定式。
(3) rather than连接的两个并列结构作主语时,谓语动词应与rather than 前面的结构在人称和数上保持一致。有相同用法的词语还有:as well as,together with,with 等。
【佳句背诵】It is what you do rather than what you say that matters.[观点看法]
重要的是你所做的,而不是你所说的。
【即学即练】单句语法填空/单句写作
①He decided to study rather than      (work).
②Rather than      (stay) here,I prefer to leave.
③要去野营的是你,而不是我。
You ___________ ___________ ___________ ___________ ___________ ___________ go camping.
work 
stay 
rather than I are going
to
4.fortunately adv.幸运地
(1)fortunate adj.幸运的;吉祥的
be/feel fortunate in doing/to do...做……很幸运
it is fortunate (for sb.) to do/that...(对某人来说)做……是幸运的
(2)fortune n.大笔的钱;命运;运气
make a fortune发财,赚钱
(3)unfortunate adj.不幸的
(4)unfortunately adv.不幸地
【佳句背诵】Fortunately,the rain stopped before we started to have a picnic outside.[环境介绍]
幸好在我们动身去外面野餐前雨停了。
【即学即练】单句语法填空/单句写作
①Red is a       (fortune) colour in Chinese culture.
②      (fortunate),no one was hurt in the big fire.
③ I feel fortunate          (have) such a gallery in our city.
④幸运的是他在火灾发生前就离开了房子。
___________ ___________ ___________ ___________ he had left the house before the fire broke out.
fortunate 
Fortunately 
having/to have
It was fortunate that
5.attitude n.(尤指通过行为表现出的对某事的一般)看法,态度
an attitude to/towards...对……的态度/看法
have/take/adopt a(n)...attitude to/towards...对……持……态度
【佳句背诵】Take a positive attitude to questing dreams and good things will happen.[观点看法]
持一种积极的态度去追寻梦想,美好的事情就会发生。
【即学即练】单句语法填空/单句写作
①She behaved well which made us change our attitudes      her.
②He has a positive attitude to      (eat) family meals together.
③只有当你以积极的态度对待这个项目时,你才会享受整个过程。
Only when you _________________________________________________ will you enjoy the whole process.
to/towards
eating 
have/take/adopt a positive attitude to/towards the project

多义词汇——自主练透
教材熟词生义
target
项目 意义 例句
熟义 v.           The advertisement was designed to target a mass audience.
生义 n.    The university will reach its target of 5,000 students next September.
把……作为目标/对象
目标

重点句式——多维剖析
1.形容词(短语)作状语
【教材原句】Some people stopped swimming in the sea,afraid of the horrible creature from the film.
有些人因为害怕电影里那种可怕的生物,不再去海里游泳。
(1)句中“afraid of the horrible creature from the film”是形容词短语作状语,相当于because some people were afraid of the horrible creature from the film。
(2)形容词(短语)作状语可以表示方式、原因或伴随等,用于说明主语的状态等。可位于句首、句末或句中,常用逗号将其与句子其他成分隔开。
【佳句背诵】Cold and hungry,he stopped working and went home.[人物介绍]
因为又冷又饿,他停止工作回家了。
【名师点津】形容词(短语)作状语与副词作状语的区别:形容词(短语)作状语表示主语的状态;副词作状语通常修饰动词或修饰整个句子。
【即学即练】单句语法填空/句式升级
①Little Tom sat        (amaze) watching the monkey dancing in front of him.
②We lost the game,      (shock) beyond belief.
③She suddenly appeared in front of me and seemed happy and satisfied.
→ ___________ ___________ ___________ ,she suddenly appeared in front of me.(形容词短语作状语)
amazed 
shocked 
Happy and satisfied
2.部分否定
【教材原句】Fortunately,not everyone who watched the film Jaws became afraid of sharks—some became interested in understanding them.
幸好,并非每个看过电影《大白鲨》的人都变得害怕鲨鱼——有些人开始对了解鲨鱼感兴趣。
(1)该句是表示部分否定的句型。not everyone...=everyone...not...,意为“并非每个人都……”。
(2)当not与all,both,everyone,everybody,everything以及“every+名词”出现在同一个句子中时,不管not在它们之前还是之后,都表示部分否定。
【佳句背诵】The truth is that not everyone is attaching great importance to time management.[社会生活]
事实是并不是每个人都特别重视合理安排时间。
【即学即练】单句写作/一句多译
①我卧室里的两扇窗户不都是朝南的。
___________ ___________ ___________ ____________ __________ ___________ ___________ ___________ ___________ facing south.
②我们都认为办公室里的一切并不是都令人满意。
We all agree that ___________ ___________ ___________ ___________ ___________ ___________.
Both of the windows in
my bedroom are not
everything in the office
isn’t satisfying
并非所有的男孩都喜欢运动。
→③      ___________ ___________ ___________ ___________         ___________ sports.(every+名词)
→④      ___________ ___________ ___________ ___________         ___________ sports.(not+名词)
Every boy is not interested
in
Not every boy is interested
in
本 课 结 束