【最新】高二年级英语新人教版选修8课件：Unit+2《Cloning》Learning+about+Language
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英语：Unit2《Cloning》课件(新人教版选修8)
2.The main idea of the text :
A. Animal cloning is very valuable and can
benefit the world.
B. Animal cloning could be misused by bad
people so it must be forbidden.
C. Animal cloning is well developed because
Dolly the sheep was born.
D. Animal cloning raised arguments and
scientists are not sure about its future.
3.The sheep that donated the somatic cell most probably lived ________years.
UNIT TWO READING
CLONING : WHERE IS IT LEADING US
Skimming
Skim the text to find out the answers to the following questions. 1.What is cloning?
Cloning is a way of making an exact copy of another animal and plant.
What’s the greatest success in the development of animal cloning?
.
The procedure of the cloning of Dolly the sheep
True or false:
Unit2《Cloning》reading课件(新人教版选修8)
based on chance rather than being planned or based on reason adj. 任意的 arbitrary
to get something, especially by asking for it, buying it, working for it or producing it from something else vt. 获得；赢得 obtain
Unit 2 Reading
CLONING: WHERE IS IT LEADING US?
Read the explanation and
speak out the word it explains.
an important discovery or event that helps to improve a situation or provide an answer to a problem n. 突破 breakthrough
a set of actions which is the official or accepted way of doing something n. 程序；步骤；手续 procedure
related to buying and selling things adj. 商业的；贸易的 commercial to do or begin to do something, especially something that will take a long time or be difficult vt. 着手；从事；承担 undertake
Read the passage quickly to find the main idea of each paragraph.
to get something, especially by asking for it, buying it, working for it or producing it from something else vt. 获得；赢得 obtain
Unit 2 Reading
CLONING: WHERE IS IT LEADING US?
Read the explanation and
speak out the word it explains.
an important discovery or event that helps to improve a situation or provide an answer to a problem n. 突破 breakthrough
a set of actions which is the official or accepted way of doing something n. 程序；步骤；手续 procedure
related to buying and selling things adj. 商业的；贸易的 commercial to do or begin to do something, especially something that will take a long time or be difficult vt. 着手；从事；承担 undertake
Read the passage quickly to find the main idea of each paragraph.
高中英语 Unit2 Cloning课件 新人教版选修8
C. Cloning is used by gardeners to make more money.
D. Animal cloning is much more difficult than plant cloning.
3. The cloning of Dolly the sheep succeeded because____. A. its easier to clone a sheep than other animals B. the scientists were determined and worked hard with patience C. the scientists were rewarded and got lots of money D. many other attempts to clone mammals failed
Discussion
When was she born? Is she man-made or natural cloning? When did she die? How long did she live? Why is she so famous?
How do scientists clone a sheep?
细枝末节
2. Which of the following statemeபைடு நூலகம்ts about cloning is NOT true according to text?
A. Cloning is something that has been developed quite recently.
B. Twins that look exactly the same are originally from the same egg.
D. Animal cloning is much more difficult than plant cloning.
3. The cloning of Dolly the sheep succeeded because____. A. its easier to clone a sheep than other animals B. the scientists were determined and worked hard with patience C. the scientists were rewarded and got lots of money D. many other attempts to clone mammals failed
Discussion
When was she born? Is she man-made or natural cloning? When did she die? How long did she live? Why is she so famous?
How do scientists clone a sheep?
细枝末节
2. Which of the following statemeபைடு நூலகம்ts about cloning is NOT true according to text?
A. Cloning is something that has been developed quite recently.
B. Twins that look exactly the same are originally from the same egg.
【最新】高二英语(新人教版选修8)课件：unit2《Cloning》
Human cloning is basically about creating a
genetically(基因地) identical copy of a previously existing person．Why would some people choose to clone human beings？Well，generally，it could make couples unable to have babies have their own children．Replacing a dead child is also another reason why some people have expressed interest in the technology． 文章大意：本文是说明文。介绍了克隆的相关情况。
1．The purpose of the first paragraph is to ________． A．give us an introduction to a movie B．analyse the possibility of cloning C．give an introduction to the text D．tell us the importance of cloning 答案：C
Unit 2 Cloning
话题引入
In the movie Jurassic Park，scientists clone dinosaurs by
using the DNA that was preserved for millions of years．However，there is trouble when the cloned dinosaurs turn out fiercer and smarter than expected．Can dinosaurs really be cloned？ Theoretically，they can； all that would be required is DNA from an extinct dinosaur and a currently living closely related species which would act as a surrogate mother(代孕母亲)．In fact，there is continuing research to clone the Woolly Mammoth by extracting (提取) the DNA from frozen animals．
【优质课件】人教版高中英语选修8 Unit 2《Cloning》Listening and speaking优秀课件.ppt
laboratory returns you the real baby and one clone or two clones? WQ: Yes, it does. But how could this possible happen? CP: Well, the scientists may get confused. WQ: My goodness. Surely they would notice if there is an age-gap
MB: Yes, Qing, I know. But doesn’t that seem strange to you? Is it worth it? It took 276 experiments before
Dolly was successfully cloned. Think of all those live cells and eggs that died in order for Dolly to be born. I don’t approve of that! XQ: But Mary, be reasonable. Isn’t it always like that with a new science? This is the way you learn to do
Think about the reasons for your point of view. Use your own ideas as well as those in the text. These words and phrases on page 18 may be useful for you during the discussion：
4. Clare believes human cloning will cause unexpected problems. 5. Wang Qiao thinks it is moral to clone babies for parents who cannot have children.
高中英语选修8Unit2Cloning公开课优质课件
producing the genetic twin of another organism.
The three types of cloning technologies are:
(1) recombinant DNA technology or DNA cloning（基因 重组克隆技术） (2) reproductive cloning（再生克隆技术） (3) therapeutic cloning（干细胞疗法克隆技术）
因此, 人们开始探索用人工的方法来生产高等
动物克隆。这样, 克隆一词就开始被用作动词, 指人 工培育克隆动物这一动作。 目前, 生产哺乳动物克隆的方法主要有胚胎分割 和细胞核移植两种。克隆羊“多莉”, 以及其后各 国科学家培育的各种克隆动物, 采用的都是细胞核 移植技术。
所谓细胞核移植，是指将不同发育时期的胚胎 或成体动物的细胞核，经显微手术和细胞融合方法
how they differ.
Dolly the sheep Man-made clone
A strawberry plant
Natural clone
一株草莓依靠它沿地“爬走”的匍匐茎, 一年内 就能长出数百株草莓苗。
Growing new plants
Man-made clone
Twins
Natural clone
Can you tell the difference between natural clone and man-made clone? Natural clone is one that occurs in nature Clde clone is one that is produced
Celebrity Sheep Dolly Dolly, the first mammal to be cloned
The three types of cloning technologies are:
(1) recombinant DNA technology or DNA cloning（基因 重组克隆技术） (2) reproductive cloning（再生克隆技术） (3) therapeutic cloning（干细胞疗法克隆技术）
因此, 人们开始探索用人工的方法来生产高等
动物克隆。这样, 克隆一词就开始被用作动词, 指人 工培育克隆动物这一动作。 目前, 生产哺乳动物克隆的方法主要有胚胎分割 和细胞核移植两种。克隆羊“多莉”, 以及其后各 国科学家培育的各种克隆动物, 采用的都是细胞核 移植技术。
所谓细胞核移植，是指将不同发育时期的胚胎 或成体动物的细胞核，经显微手术和细胞融合方法
how they differ.
Dolly the sheep Man-made clone
A strawberry plant
Natural clone
一株草莓依靠它沿地“爬走”的匍匐茎, 一年内 就能长出数百株草莓苗。
Growing new plants
Man-made clone
Twins
Natural clone
Can you tell the difference between natural clone and man-made clone? Natural clone is one that occurs in nature Clde clone is one that is produced
Celebrity Sheep Dolly Dolly, the first mammal to be cloned
人教选修8 Unit2 Cloning Where is it leading us 课件
Reading
Cloning: Where is it leading us?
Skimming
1. The main idea of the text is____ A. animal cloning is very valuable and can benefit the world. B. animal cloning could be misused by bad people so it must be forbidden C. animal cloning is well developed because Dolly the sheep was born. D. animal cloning raised arguments and scientists are not sure about its future.
Dolly the sheep
A strawberry plant
Growing new plant.
Twins
Pre-reading
In pairs discuss what you understand about cloning. Then list the questions you want to find out. Share your lists with one another.
11. We can infer from the last three paragraphs D that _____. A. the normal development of Dolly had no effect on the cloning of other species. B. Dolly’s serious disease and final death disturbed the whole world. C. Dolly successfully cloned a new lamb with the help of cloning scientists. D. there were arguments about animal cloning and concerns about the future of cloning.
最新人教版高中英语选修8 Unit 2《Cloning》(period ⅲ)ppt课件
Shortly after I arrived，we became good friends.
我来后不久，我们就成了好朋友。
I saw him shortly before he died. 在他去世前不久我们还见过一面。
She's going to New York shortly. htt课p:堂//c讲a练i.7互cx动 中小学课件
你得向这位女士道歉。
I owe it to you that I am still alive.
幸亏有你我现在才仍然活着。
He owes his success to his hard
work.
htt课p:堂//c讲a练i.7互cx动 中小学课件
①owe sb.an apology 该向某人道歉 owe...to...欠……；把……归功于；应 感激 owe sb.sth.(＝owe sth.to sb.) 欠某人 某物 ②owing adj.欠的；未付的 Oowwinigntogthteor.a..in因，为we；sta由yed于home all day long.
htt课p:堂//c讲a练i.7互cx动 中小学课件
●教学地位 本单元的语法是同位语和同位语从句， 学生可能会感到比较难以掌握。让学生正 确理解和掌握语法知识是让学生学好英语 的关键，所以应给学生创设一个语境，让 学生理解该语法的应用，而不要让学生死 记硬背语法条文，应从理解的基础上去运 用这些语法。
htt课p:堂//c讲a练i.7互cx动 中小学课件
完成句子 ①He went abroad ______________(婚后不久)． ②He left __________________ (你到达前不久)． ③I ________________(马上就准备好了)．
我来后不久，我们就成了好朋友。
I saw him shortly before he died. 在他去世前不久我们还见过一面。
She's going to New York shortly. htt课p:堂//c讲a练i.7互cx动 中小学课件
你得向这位女士道歉。
I owe it to you that I am still alive.
幸亏有你我现在才仍然活着。
He owes his success to his hard
work.
htt课p:堂//c讲a练i.7互cx动 中小学课件
①owe sb.an apology 该向某人道歉 owe...to...欠……；把……归功于；应 感激 owe sb.sth.(＝owe sth.to sb.) 欠某人 某物 ②owing adj.欠的；未付的 Oowwinigntogthteor.a..in因，为we；sta由yed于home all day long.
htt课p:堂//c讲a练i.7互cx动 中小学课件
●教学地位 本单元的语法是同位语和同位语从句， 学生可能会感到比较难以掌握。让学生正 确理解和掌握语法知识是让学生学好英语 的关键，所以应给学生创设一个语境，让 学生理解该语法的应用，而不要让学生死 记硬背语法条文，应从理解的基础上去运 用这些语法。
htt课p:堂//c讲a练i.7互cx动 中小学课件
完成句子 ①He went abroad ______________(婚后不久)． ②He left __________________ (你到达前不久)． ③I ________________(马上就准备好了)．
最新人教版高中英语选修8 Unit 2《Cloning》Workbook Listening课件ppt.ppt
cloning, Clare? CP: I don’t know what to think. But I
suppose it’ll come one of these days.
I think there are many problems that nobody has thought of yet. WQ: What do you mean by that? CP: Well, a clone will be an exact copy of the original donor. Right? WQ: Yes, so what? CP: Well, what’s the relationship between the clone and his original donor?
5. Wang Qiao thinks it is moral to clone babies for parents who cannot have children.
Listen to the tape again and then choose the correct answers to the three questions on page 54.
1. How would you treat human clones? 2. Do you think they should have legal
and political rights, such as getting married or voting? 3. Do you think they are separate people or part of the original donor?
CP: Maybe. What if the donor and the clone are very close in age? Let us suppose they are both babies.
suppose it’ll come one of these days.
I think there are many problems that nobody has thought of yet. WQ: What do you mean by that? CP: Well, a clone will be an exact copy of the original donor. Right? WQ: Yes, so what? CP: Well, what’s the relationship between the clone and his original donor?
5. Wang Qiao thinks it is moral to clone babies for parents who cannot have children.
Listen to the tape again and then choose the correct answers to the three questions on page 54.
1. How would you treat human clones? 2. Do you think they should have legal
and political rights, such as getting married or voting? 3. Do you think they are separate people or part of the original donor?
CP: Maybe. What if the donor and the clone are very close in age? Let us suppose they are both babies.
高中英语 Unit2《Cloning》课件20 新人教版选修8
A. 3 B. 6 C. 9 D. 13
4. Which of the following is not an advantage of cloning?
In 1996, a sheep called Dolley was born. It is the first mammal to be cloned. It is considered to be the greatest success in the development of cloning.
1.Cloning means making a copy of an animal or a plant. (F ) 2.Gardeners can make a lot of money by cloning plants. (T )
3.Cloning is something that has been developed quite recently. (F )
2.The main idea of the text :
A. Animal cloning is very valuable and can
benefit the wor be misused by bad
people so it must be forbidden.
C.The attitudes towards
cloning
Para 4
Para 5
D.The definition of cloning
E.The effect of cloning in society
Scanning
1.Do you think cloning plants is straightforward or complicated? What about cloning animals? Cloning plants is straightforward while cloning animals is complicated.
4. Which of the following is not an advantage of cloning?
In 1996, a sheep called Dolley was born. It is the first mammal to be cloned. It is considered to be the greatest success in the development of cloning.
1.Cloning means making a copy of an animal or a plant. (F ) 2.Gardeners can make a lot of money by cloning plants. (T )
3.Cloning is something that has been developed quite recently. (F )
2.The main idea of the text :
A. Animal cloning is very valuable and can
benefit the wor be misused by bad
people so it must be forbidden.
C.The attitudes towards
cloning
Para 4
Para 5
D.The definition of cloning
E.The effect of cloning in society
Scanning
1.Do you think cloning plants is straightforward or complicated? What about cloning animals? Cloning plants is straightforward while cloning animals is complicated.
【优质课件】人教版高中英语选修8 Unit 2《Cloning》Workbook Listening优秀课件.ppt
CP: I know, and that’s why it’s important to get our ideas sorted out now. So we really have to think about the problems of human cloning.
WQ: Yes. Now I see your point. We should do something about this. How about a meeting? What do you think?… (fade out)
people did before cloning was a possibility? BILLY: Yes, and she knows the cloning procedure. She’s read about the experiments in America. They offer chances for pets to produce their own stem cells. These stem cells will produce new pets at a very reasonable price.
5. F 6. F
7. F 8. O
9. O 10. F
Listen to the tape again and answer the following questions.
1. Why does Billy agree with cloning? He wants to make his mother happy by keeping her pet dog alive forever and he also wants to take the chance to America for holiday when the dog is being cloned there.
高二英语人教版新课标选修八第二单元Unit 2 Cloning 单词课件完整版本38张PPT
Old people are usually more conservative than young people.
conserve vt.保存,保藏 conservation n.保存,维护 29.forbid vt.(forbade,forbidden)禁止,不准 forbid (doing ) sth.禁止(做)某事 forbid sb. sth禁止某人某事 forbid sb. to do sth禁止某人做某事 Forbid children sweets.禁止孩子吃糖 Her father forbade谁好好的人非得当狗当狗吗？
9. undertake v.着手,从事,承担
undertake sth.承担某事,负责/从事某事 undertake this job从事这份工作 undertake an important mission 承担一项重要任务 undertake to do sth.承诺/答应做某事 He undertook to finish the job by Friday. undertake that……承诺/答应/保证…… I can‘t undertake that you’ll succeed. undertral standards 道德标准 a very moral person 品德端庄的人
There is a model to this story. 这个故事有一个寓意 A girl with no morals.没有道德观的女孩
28. conservative adj.保守的,守旧的,n保守者,保守党, 保守派
12. procedure n.程序,步骤, 手续
teaching procedure 教学过程 legal procedure 诉讼程序 13. nucleus n.原子核,中心 nuclear adj.核的,原子核的nuclear bomb核弹 14. somatic madj.躯体的，肉体的，细胞体的 15. embryo n.胚胎，萌芽时期 16.carrier n.携带者,搬运工,运输工具
conserve vt.保存,保藏 conservation n.保存,维护 29.forbid vt.(forbade,forbidden)禁止,不准 forbid (doing ) sth.禁止(做)某事 forbid sb. sth禁止某人某事 forbid sb. to do sth禁止某人做某事 Forbid children sweets.禁止孩子吃糖 Her father forbade谁好好的人非得当狗当狗吗？
9. undertake v.着手,从事,承担
undertake sth.承担某事,负责/从事某事 undertake this job从事这份工作 undertake an important mission 承担一项重要任务 undertake to do sth.承诺/答应做某事 He undertook to finish the job by Friday. undertake that……承诺/答应/保证…… I can‘t undertake that you’ll succeed. undertral standards 道德标准 a very moral person 品德端庄的人
There is a model to this story. 这个故事有一个寓意 A girl with no morals.没有道德观的女孩
28. conservative adj.保守的,守旧的,n保守者,保守党, 保守派
12. procedure n.程序,步骤, 手续
teaching procedure 教学过程 legal procedure 诉讼程序 13. nucleus n.原子核,中心 nuclear adj.核的,原子核的nuclear bomb核弹 14. somatic madj.躯体的，肉体的，细胞体的 15. embryo n.胚胎，萌芽时期 16.carrier n.携带者,搬运工,运输工具
人教版高中英语选修8 Unit 2《Cloning》(Language points)课件
an interested look 感到兴趣的表情
surprised people (感到)惊奇的人们
4. cast down 使沮丧 Cloning Scientists were cast down
to find that Dolly’s illness were more appropriate to a much older animal.
两人一组, 观察图片并讨论哪些是自然无性繁殖, 哪些是人工的。解释它们的区别。
Her method doesn’t differ much from mine. 她的方法跟我的没有很大不同。
Modern airplanes differ from early ones. 现代飞机跟早期的在很多方面有所不同。
那个律师接了一个新的案子。
undertake是及物动词, 主要有两个义项: 着
手做, 从事, 进行; 担任, 承担, 答应, 同意。
完成下列句子。
(1) He will _u_n_d_e_r_t_a_k_e _a_ _jo_u_r_n_e_y_ next month (去旅行).
(2) He _u_n_d_e_r_t_o_o_k_ _a_ _n_e_w_ _ta_s_k_ (承担一项新 任务).
_c_a_s_t_d_o_w__n_._
5. object v. objection n. On the other hand , Dolly’s
appearance raised a storm of objections and had a great impact on the media and public imagination.
将下列句子译成英语
(1) 听到这个消息他很沮丧。 H__e__w_a_s__c_a_s_t_d_o__w_n__t_o_h__e_a_r_t_h_e__n_e_w__s_. _
surprised people (感到)惊奇的人们
4. cast down 使沮丧 Cloning Scientists were cast down
to find that Dolly’s illness were more appropriate to a much older animal.
两人一组, 观察图片并讨论哪些是自然无性繁殖, 哪些是人工的。解释它们的区别。
Her method doesn’t differ much from mine. 她的方法跟我的没有很大不同。
Modern airplanes differ from early ones. 现代飞机跟早期的在很多方面有所不同。
那个律师接了一个新的案子。
undertake是及物动词, 主要有两个义项: 着
手做, 从事, 进行; 担任, 承担, 答应, 同意。
完成下列句子。
(1) He will _u_n_d_e_r_t_a_k_e _a_ _jo_u_r_n_e_y_ next month (去旅行).
(2) He _u_n_d_e_r_t_o_o_k_ _a_ _n_e_w_ _ta_s_k_ (承担一项新 任务).
_c_a_s_t_d_o_w__n_._
5. object v. objection n. On the other hand , Dolly’s
appearance raised a storm of objections and had a great impact on the media and public imagination.
将下列句子译成英语
(1) 听到这个消息他很沮丧。 H__e__w_a_s__c_a_s_t_d_o__w_n__t_o_h__e_a_r_t_h_e__n_e_w__s_. _
最新人教版高中英语选修8-Unit-2《Cloning》(-Language-points)课件精品
第十三页，共38页。
Choose the best answer.
I can hardly stand his rude manners. I object
______ like a child.
A. to be treated
B. being treated
C. to being treated D. to treat
very clear result.
第十六页，共38页。
Translate the following sentences.
(1) 很难获得(huòdé)可靠的证据。
It is difficult to obtain reliable evidence. (2) 你还可以(kěyǐ)从实践经验中获得知识 。 You can also obtain knowledge through
while的其他(qítā)用法： ① while 用作从属连词，意思为“当…… 时候”，引导时间状语从句。如： While the old man was out, a thief entered the house. Strike while the iron is hot. ② while 用作从属连词，意思为“虽然；尽 管”，引导让步状语从句。如： While I like the color of the mobile phone, I don’t like its shape.
while作并列(bìngliè)连词用，意思为“ 然而”，表示前后意义上的对比或转折 。如： Some people waste food while others don’t have enough. You like sports, while I prefer music.
Choose the best answer.
I can hardly stand his rude manners. I object
______ like a child.
A. to be treated
B. being treated
C. to being treated D. to treat
very clear result.
第十六页，共38页。
Translate the following sentences.
(1) 很难获得(huòdé)可靠的证据。
It is difficult to obtain reliable evidence. (2) 你还可以(kěyǐ)从实践经验中获得知识 。 You can also obtain knowledge through
while的其他(qítā)用法： ① while 用作从属连词，意思为“当…… 时候”，引导时间状语从句。如： While the old man was out, a thief entered the house. Strike while the iron is hot. ② while 用作从属连词，意思为“虽然；尽 管”，引导让步状语从句。如： While I like the color of the mobile phone, I don’t like its shape.
while作并列(bìngliè)连词用，意思为“ 然而”，表示前后意义上的对比或转折 。如： Some people waste food while others don’t have enough. You like sports, while I prefer music.
高二英语(新人教版)选修8课件：Unit+2《Cloning》Learning+about+language+Word版含解析
impossible. So Freddy made up his mind
to enjoy his singing and accumulate __________many
happy experiences so that when he
retired he would be able to look back on
his life with great pleasure.
4. 1). What is your point of view about human
cloning? C My opinion is that human cloning
However, shortly after he did some research, he felt _________when he cast down discovered the fate of the breakthrough ____________ clone, Dolly the sheep. The dream that one could live forever now seemed
2).The decisions of the factory leaders that had been made without any reason caused anger among the workers.
The arbitrary decisions of the factory leaders caused anger among the workers. 3).Is your new factory in the business area of Beijing? Is your new factory in the commercial area of Beijing?