选修八第二单元课件-Cloning
2. Which of the following is not an advantage of cloning?
A. Cloning can be used for medical purposes.
B. Large quantities of food can be produced by cloning.
Advantages of cloning
1. Medical cloning could be used to _____ serious illnesses in humans.
2. Animal clones may die _______ than the donor animals.
3. _____ leaders may want to clone themselves.
Careful-reading Task1: （para1-2)
3. Why is it easier to make commercial plant clones than animal clones?
Because cloning plants is straightforward while cloning animals is very complicated.
Careful-reading
Task1: （para1-2) (3 minutes)
1. What is cloning?
2.What are the two major uses of cloning?
3. Why is it easier to make commercial plant clones than animal clones?
3.What benefits can human gain from cloning?
4.What problems may arise when humans are cloned?
Reading:
Fast-reading (5 minutes)
1. Scan the following passage and match the paragraph with the correct sentence.
2. Gardeners can use cloning to produce ____________ qualities plants.
3. Cloning is valuable for research on ___________________.
4.There are ________ questions of 4. Cloning is valuable for
Para 1
A.The problems of Dolly
Para 2
B.The two major uses and procedures
of cloning
Para 3
C.The impact of cloning Dolly
Para 4
D.The definition of cloning
Para 5
E. People’s reaction to cloning
Fast-reading 2. 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.
develop the _il_ln_e_s_s_e_s be used to _c_u_r_e_ serious
of older animals.
illnesses in humans.
2. Animal clones may die _yo__u_n_g_e_r than the donor animals.
Unit2
Learning aims:
* To have a good understanding of the reading passage;
* To be able to discuss some of the issues associated with cloning.
Dolly the sheep
Advantages of cloning
3. Cloning is valuable for research on __n_e_w__p_l_a_n_t_s_p_e_c_i_e_s__.
4.There are _m__o_r_a_l __ questions of cloning human beings.
Natural or man-made clones?
A strawberry plant
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
Twins
Do you want to know:
1.What is a clone?
2.How is a clone is produced?
another animal or plant. Cloning plants is straight-
forward _w__h_i_l_e___ cloning animals is complicated.
Cloning animals is a difficult task __t_o__u_n_d_e_r_t_a_k_e__ (undertake). But at last the determination and patience of scientists __p_a_i_d__o_ff___ (pay off) in 1996 with a breakthrough——the cloning of Dolly the sheep.
4. Cloning is valuable for __m_e_d_i_c_a_l _re_s_e_a_r_c_h__ on animals.
Challenge yourself: (3minutes)
阅读下面材料，在空白处填入适当的内容（不多于3个词）或括号内单词的正 确形式。
Cloning is a way of making __a_n___ exact copy of
How does Dolly differ from other sheep? Dolly was cloned while the others were born naturally.
Natural clone is one that occurs in a natural form of cloning without human help.
Detailed-reading
Task 2: Fill in the chart using the information
from the reading passage. (4minutes)
Problems or dangers of cloning
1. Animal clones may develop the _______ of older animals.
cloning human be___ on animals.
Answers:
Problems or dangers Advantages of cloning of cloning
1. Animal clones may 1. Medical cloning could
Careful-reading Task1: （para1-2)
1.What is cloning?
Cloning is a way of making an exact copy of another animal or plant.
Careful-reading Task1: （para1-2)
Man-made clone is one that is produced through human
intervention(介入) .
Discussion
Look at the following pictures and discuss which ones are natural clones and which ones are man-made clones.
A. Supportive
B. Neutral 中立的 objective 客观的，
C. Negative
公正的
D. Subjective
Detailed-reading
Task1: Group work1 (3minutes)
Discuss in groups and then show us the procedure of the cloning of Dolly the sheep.
Careful-reading
推理判断题
Task2: （para3-5) (4minutes) 1. It can be inferred from the passage that a
cloned animal_____. A. usually lives as long as the original one B. usually lives longer than the original one C. usually lives shorter than the original one D. is usually as healthy as the original one
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选修8 Unit2 Cloning (Reading) 公开课 课件
★ What’s the writing style?
A. Expositive(说明性的)
B. Argumentative（议论性的） C. Narrative（叙事性的） D. Descriptive（描写性的）
Para 1 The definition of cloning
plants Cloning happens both in ______ animals and in_______. They can be cloned by themselves ________ humans and_______. Natural clone Man-made clone
• Evil leaders hope to clone ___________. themselves • Religious leaders raised Argument moral ________ questions. s on cloning • Many governments _______ forbade research into human cloning.
The determination and patience of the scientists paid off. (L9)
3.The lamb is the clone of the cell from sheep B because . A. it provides the egg cell B. it gives birth to the lamb C. it provides the nucleus D. it is a female sheep
The ________of cloning in society effect
A. Expositive(说明性的)
B. Argumentative（议论性的） C. Narrative（叙事性的） D. Descriptive（描写性的）
Para 1 The definition of cloning
plants Cloning happens both in ______ animals and in_______. They can be cloned by themselves ________ humans and_______. Natural clone Man-made clone
• Evil leaders hope to clone ___________. themselves • Religious leaders raised Argument moral ________ questions. s on cloning • Many governments _______ forbade research into human cloning.
The determination and patience of the scientists paid off. (L9)
3.The lamb is the clone of the cell from sheep B because . A. it provides the egg cell B. it gives birth to the lamb C. it provides the nucleus D. it is a female sheep
The ________of cloning in society effect
英语一轮复习课件：第一部分 选修八 unit2 cloning
(2)谚语“诚为上策”是众所周知的，它说明了诚实的 重要性。
__T_h_e__o_ld_s_a_y_in_g__th_a_t___ honesty is the best policy is well known to everyone, which signifies the importance of honesty.
用本单元所学单词及用法完成下列句子 1．他有过一些使他很不安的经历。 He has had some _d_is_tu_r_b_in_g_ experiences. 2．要正式提出投诉是有固定程序的。 There is a set _p_ro_c_e_d_u_re_ for making formal complaints. 3．你可以随便做选择。 You can make an __ar_b_it_ra_r_y_ choice.
3．owe vt.欠(账、钱、人情等)；归功于…… owe sb.sth.＝owe sth.to sb.欠某人某物 owe sth.to sb./sth.将某事归因或归功于某人/事 运用 用适当的介词填空
(1)He owes his success more __to__ luck than __to__ ability. (2)I owe a lot __to__ my wife and children.
5．Unable adj.不能的；不会的(仅作表语) able adj.能干的；有本事的 ability n．能力 disabled adj.残废的 disability n．残疾 be able to do sth.能够做某事 be unable to do sth.不能做某事 be capable of (吗？ Did your plan __p_a_y_o_ff__? 8．你会赞成他的意见吗？ Are you ___in_f_a_v_o_r_o_f__ his opinion? 9．他时不时地去看看他的祖母。 He went to see his grandmother __f_ro_m__t_im__e_to__ti_m_e__.
__T_h_e__o_ld_s_a_y_in_g__th_a_t___ honesty is the best policy is well known to everyone, which signifies the importance of honesty.
用本单元所学单词及用法完成下列句子 1．他有过一些使他很不安的经历。 He has had some _d_is_tu_r_b_in_g_ experiences. 2．要正式提出投诉是有固定程序的。 There is a set _p_ro_c_e_d_u_re_ for making formal complaints. 3．你可以随便做选择。 You can make an __ar_b_it_ra_r_y_ choice.
3．owe vt.欠(账、钱、人情等)；归功于…… owe sb.sth.＝owe sth.to sb.欠某人某物 owe sth.to sb./sth.将某事归因或归功于某人/事 运用 用适当的介词填空
(1)He owes his success more __to__ luck than __to__ ability. (2)I owe a lot __to__ my wife and children.
5．Unable adj.不能的；不会的(仅作表语) able adj.能干的；有本事的 ability n．能力 disabled adj.残废的 disability n．残疾 be able to do sth.能够做某事 be unable to do sth.不能做某事 be capable of (吗？ Did your plan __p_a_y_o_ff__? 8．你会赞成他的意见吗？ Are you ___in_f_a_v_o_r_o_f__ his opinion? 9．他时不时地去看看他的祖母。 He went to see his grandmother __f_ro_m__t_im__e_to__ti_m_e__.
Unit 2 Cloning 视听说选修课课件-优质公开课-人教选修8精品
how did I get — Well, fine, fine, I guess. But ____ here? — Uh, uh, well, let me _____ show you. First I'll drop of blood your blood. need a _____________, — Right. — Ooh! John, that hurt ____. miracle of — Relax, John, it's all part of the _______ cloning _______. — Hello, John. — Hello, John. — Hello.
Unit 2 Cloning 视听说选修课课件
单元影视
Jurassic Park is a 1993 American science fiction action film directed by Steven Spielberg and the first of the Jurassic Park franchise. It is based on the 1990 novel of the same name by Michael Crichton, with a screenplay written by Crichton and David Koepp.
— Cloned from what? never recreated an — Loy extraction has ______ intact D.N.A. strand. — Not without massive sequence gaps. — Paleo-D.N.A. from what source? Where do you get a 100-million-year-old dinosaur ________ blood? — Shhh! — What? What? Oh, well, Mr. D.N.A.! Where did you come from?
人教版新课标高二英语选修八第二单元Unit 2 Cloning 第一篇课文分析课件23张PPT
• The proposals are still under discussion. • 这些提案仍在审议之中。
• have a discussion with sb about sth • 与某人谈论某事物
• James was having a long discussion with Peter, but I don't know what it was about.
• from hand to hand.由一人传到他人之手 • by hand 用手工 • at hand 即将到来的,在手边的
• 表示时间、频率、方式、或方位、的副词 或介词短语位于句首，并且句子主语为名 词时，句子要用全部倒装。这些词有then, now ,often, here, there, up, down ,away, off, in, out, in the room ,on the wall等
问。 • rise是不及物动词，其意思是“上升，起来”。
• The sun rises in the east every day. • 有时候也会用于表达”音量“”地位“等非实物的提升
• My spirits rise whenever I think of my friends. • 一想到朋友们，我的心情就会好起来。 • arise vi “起因于，发生”。
他正在调查这个难题。 • She spent two years researching and
filming her documentary. • 她花了两年时间搜集素材，拍摄纪录片。
Book 8 Unit 2 Cloning
Cloning: Where is it leading us? 课文逐段分析课件
• have a discussion with sb about sth • 与某人谈论某事物
• James was having a long discussion with Peter, but I don't know what it was about.
• from hand to hand.由一人传到他人之手 • by hand 用手工 • at hand 即将到来的,在手边的
• 表示时间、频率、方式、或方位、的副词 或介词短语位于句首，并且句子主语为名 词时，句子要用全部倒装。这些词有then, now ,often, here, there, up, down ,away, off, in, out, in the room ,on the wall等
问。 • rise是不及物动词，其意思是“上升，起来”。
• The sun rises in the east every day. • 有时候也会用于表达”音量“”地位“等非实物的提升
• My spirits rise whenever I think of my friends. • 一想到朋友们，我的心情就会好起来。 • arise vi “起因于，发生”。
他正在调查这个难题。 • She spent two years researching and
filming her documentary. • 她花了两年时间搜集素材，拍摄纪录片。
Book 8 Unit 2 Cloning
Cloning: Where is it leading us? 课文逐段分析课件
人教英语选修八Unit2Cloning课件11
3 Some countries will use cloning in a wise way.
The writer’s attitude towards cloning
A. Objective (be fair) B. Negative (be against it) C. Positive (be in favor of it)
What is Cloning?
Cloning is a way of making an copy of exact _____ another animal or plant.
What is
Natural clone Man-made clone
2001 cloning cattle
2002 cloning cats
2002 cloning rabbits
2003 Cloning horse
1. The main idea of the text is____. A. animal cloning is very valuable and can benefit the world. B. animal cloning is well developed because Dolly the sheep was born. C. animal cloning could be misused by bad people so it must be forbidden D. animal cloning raised arguments and scientists are not sure about its future.
Firstly, …commercial… Secondly, …research…
2. When was the cloning of Dolly the sheep born?
The writer’s attitude towards cloning
A. Objective (be fair) B. Negative (be against it) C. Positive (be in favor of it)
What is Cloning?
Cloning is a way of making an copy of exact _____ another animal or plant.
What is
Natural clone Man-made clone
2001 cloning cattle
2002 cloning cats
2002 cloning rabbits
2003 Cloning horse
1. The main idea of the text is____. A. animal cloning is very valuable and can benefit the world. B. animal cloning is well developed because Dolly the sheep was born. C. animal cloning could be misused by bad people so it must be forbidden D. animal cloning raised arguments and scientists are not sure about its future.
Firstly, …commercial… Secondly, …research…
2. When was the cloning of Dolly the sheep born?
英语：Unit2《Cloning》课件(新人教选修8)
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.
Cloning plants is straightforward while cloning animals is complicated.
The important events in animal cloning history
In 1952 tadpole was cloned . It is the first animal to be cloned
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
In 1963 , an Asian carp(鲤鱼） was cloned . Ten years later, a Chinese scientist named Tong dizhou cloned a European carp.
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.
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.
Cloning plants is straightforward while cloning animals is complicated.
The important events in animal cloning history
In 1952 tadpole was cloned . It is the first animal to be cloned
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
In 1963 , an Asian carp(鲤鱼） was cloned . Ten years later, a Chinese scientist named Tong dizhou cloned a European carp.
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.
高中英语选修八人教版课件：Unit+2 Cloning2单元重点小结
media and public imagination.
另一方面,多莉的出世引起了一阵强烈的反对,对媒体和公众的想
象力也产生了巨大的影响。
4.Dolly’s death,like her birth, was bound to raise
worries.
多莉之死,正如它的出世一样,注定要带来焦虑。
6. obtain
vt.获得;赢得
7. forbid
vt.禁止;不准
forbid sb to do sth/forbid sb from doing sth禁止某人做某事
例如:学校禁止学生课上使用手机。
The school forbids students to use mobile phones in class.
重点词汇 重点句型 重点语法
功能
走近高考 拓展阅读
Revise the Appositive(复习同位语)
1.名词(短语)作同位语
(1)The whole scientific world followed the progress of the first
successful clone,Dolly the sheep.
(2)But at last the determination and patience of the scientists paid off
in 1996 with a breakthrough—the cloning of Dolly the sheep.
(3)Altogether Dolly lived six and a half years,half the length of the life
例如:他突然想到他还欠朋友200元钱。
教版高中英语选修八Unit 2 Cloning(4)课件 (共37张PPT)
uses. Firstly, gardeners use it all the time to
produce __c_o_m_m__e_rc_i_a_l__quantities. Secondly, it is valuable for research on new plant __sp_e_c_i_e_s__and
___2___ Two major uses of cloning.
Para 1 What is cloning
It happens both in ___pl_a_nt_s and in__an_i_m_a_ls_. They can be cloned by _th_e_m_s_el_ve_s_ and __hu_m_a_n_s _.
Natural clone
Man-made clone
What is cloning ?
Cloning is a way of making an exact copy of another animal and plant.
Para 2 The major uses of cloning.
1.How many major uses do cloning have? And what are they？
Firstly, …commercial… Secondly, …research…
2. When was the cloning of Dolly the sheep born?
1996
Para 3 The problems of Dolly
At first, the fact that Dolly developed ______norminalaly natural way was _______e_n_c_ou. raging
produce __c_o_m_m__e_rc_i_a_l__quantities. Secondly, it is valuable for research on new plant __sp_e_c_i_e_s__and
___2___ Two major uses of cloning.
Para 1 What is cloning
It happens both in ___pl_a_nt_s and in__an_i_m_a_ls_. They can be cloned by _th_e_m_s_el_ve_s_ and __hu_m_a_n_s _.
Natural clone
Man-made clone
What is cloning ?
Cloning is a way of making an exact copy of another animal and plant.
Para 2 The major uses of cloning.
1.How many major uses do cloning have? And what are they？
Firstly, …commercial… Secondly, …research…
2. When was the cloning of Dolly the sheep born?
1996
Para 3 The problems of Dolly
At first, the fact that Dolly developed ______norminalaly natural way was _______e_n_c_ou. raging
Unit-2-Cloning-Uusing-language课件-新人教版选修8课件
C. the illness is a new one
D. their arrangement of genes can not resist that new disease
推理判断
5. We can infer from the text that____ A. scientists are experimenting to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo D. the DNA of dinosaurs can only survive 10, 000 years
Great Auk (1844) Dodo bird (1755)
Aurochs (1627)
Quagga (1883)
Large wild cattle; long horns and hair; hair good for making into clothes; horn can be used for decoration; need grasslands.
4. The reasons why a group of cloned animals all die of the same illness do NOT include____. A. they have the same arrangement of genes B. there isn’t enough diversity in the group for it to overcome illnesses
A. people are interested in the subject of cloning B. all the actors are dinosaurs C. it was directed by a scientist who clones dinosaurs D. it proves very interesting
D. their arrangement of genes can not resist that new disease
推理判断
5. We can infer from the text that____ A. scientists are experimenting to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo D. the DNA of dinosaurs can only survive 10, 000 years
Great Auk (1844) Dodo bird (1755)
Aurochs (1627)
Quagga (1883)
Large wild cattle; long horns and hair; hair good for making into clothes; horn can be used for decoration; need grasslands.
4. The reasons why a group of cloned animals all die of the same illness do NOT include____. A. they have the same arrangement of genes B. there isn’t enough diversity in the group for it to overcome illnesses
A. people are interested in the subject of cloning B. all the actors are dinosaurs C. it was directed by a scientist who clones dinosaurs D. it proves very interesting
人教版高中英语选修8 Unit 2《Cloning》ppt视听说选修课课件
Sentences appreciation Now the most advanced amusement park in the entire world incorporating (合并) all the latest technologies. And I'm not talking just about rides, you know. Everybody has rides. No, we've made living biological attractions so astounding (令人惊骇的) that they'll capture the imagination of the entire planet.
The film follows two dinosaur experts — Dr. Alan Grant and Dr. Ellie Sattler — as they are invited by eccentric (古怪的) millionaire John Hammond to visit his new amusement park on an island off Costa Rica. By cloning DNA harvested from pre-historic insects, Hammond has been able to create living dinosaurs for his new Jurassic Park, an immense (巨大的) animal preserve housing real dinosaurs.
Using _____ sophisticated techniques, they extract the preserved blood from the mosquito, and bingo.: dino D.N.A. A full billion D.N.A. strand contains three ______ genetic codes. If we looked at screens like eight hours a day, these once a second for _____ entire it'd take two years to look at the ______ long Since it's so D.N.A. strand. It's that ____. holes Now that's where our old, it's full of _____. geneticists take over. Thinking machine super-computers and gene sequencers