高中英语选修八课件2.1《Unit 2 Cloning》
Advantages of cloning
Medical cloning could _p_ro_d_u_c_e_ _c_u_r_e_s_ for serious degenerative(变质的） _i_ll_n_es_s_e_s _ in humans.
die Animal clones may ______
another animal and plant. 2.Cloning has _t_w_o__m_a_j_o_r___ uses.
3.The _p_r_o_b_le_m__s_ of Dolly.
4. The _e_ff_e_c_t___ of Dolly.
5. It is _f_o_r_b_id_d__en__ to clone human beings.
2. What is cloning? Cloning is a way of making an exact copy of another animal or plant.
3. Are the following clones the same? If not, what is the difference?
Surf the Internet to find more information about cloning and you are expected to present it to your classmates in the next class.
Unit 2 Cloning
Period 3: 幻灯片27-48页
NO. The first four are man-made clones, the rest two are natural clones.
Pre-reading ( 3ms )
In this class we’ll learn a passage about cloning, but before we come to the text, can you guess how a clone is produced? The cloning of plants is simple and relatively easy. It can be done by taking cuttings (man-made cloning ) or letting the plant produce its own runners (natural cloning). The cloning of animals is more complicated. It was not achieved until 1996 and is fully explained in the passage we’ll learn today.
C. A woman would have difficulty recognizing her real husband.oman can give birth
to a baby without a husband.
Reading – III Detail reading ( 8ms )
Questions:
1. Do you support the idea of producing human embryos(胚胎)for medical purposes?Why?
2. Do you think it a good idea to use cloned humans for organ(器官)transplants? Why?
B. Large quantities of food can be produced by cloning.
C. Cloning can help keep animals from becoming extinct.
＊D. Famous persons who have passed away
can be cloned.
Answer keys for Ex.3 on Page 13:
1. undertake 2. controversial 3. satisfaction
4. Cast down 5. breakthrough 6. accumulate
Checking answer – IV (2ms)
1. It’s the most famous sheep in the world. Do you know how Dolly is different from other sheep?
She was cloned while the others were born naturally. It is the copy of another sheep.
clone of a mammal
T
5.Natural clones happen in animals as will as
in plants.
T
Reading – II Skimming ( 5ms )
Choose the right answer according to the text. 1.Dolly the sheep_____.
D. had the characteristics of all three sheep.
2. 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
Period 4 Reading II
Period 5 Listening and Speaking
Period 6 Writing
Unit 2 Cloning
Period 1&2: 幻灯片9-26页
Warming up ( 5ms )
Look at the following pictures and answer the questions:
Fill in the chart using the information from the text.
Problems or dangers of cloning
Animals may_d_e_v_el_o_p_ _th_e___ _i_ll_n_es_s_e_s _ of older animals.
houmbajnebceitnigos. ns
_________ .
endangered
animals
Reading – IV Intensive reading (7ms )
Read the letter again, then try to find the main idea of each paragraph. 1.Cloning is __a_w_a_y__o_f_m__a_k_in__g_a_n__e_x_a_ct__c_o_p_y_o_f_
Practice – discussion ( 8ms )
Choose one of the following questions to discuss in groups. The leader of each group should write down every member’s opinion, then the volunteers will show your group work to the whole class:
Answer keys for Ex.2 on Page 13:
1. straightforward 5. procedure
2. arbitrary
6. I object
3. commercial
7. will forbid
4. Are you in favour
of
Checking answer – III ( 3ms )
新课标人教版课件系列
《高中英语》
选修(模块）8-2.1
• English Song • English Class • Language Data Bank
课时分配
课时
板块结合范例
Period 1&2 Warming up and Reading I
Period 3 Learning about language
＊C. usually lives longer than the original one
D. is usually as healthy as the original one
3. Which of the following is not an advantage of cloning?
A. Cloning can be used for medical purposes.
_p__l_a__n. ts quality for sale
Cloning plants can be _______ for
useful research on _______ ______ ________ . new plant species
moral There are ________ __________ to cloning Cloning can help save ___________
Checking answer – I (2ms)
Answer keys for Ex.1 on Page 13:
1. differ 2. cast down 3. accumulated 4. undertake 5. exact 6. altogether
Checking answer – II (2ms)
合集下载
人教选修8Unit2CloningWhereisitleadingus课件资料
1. What is a clone?
A clone is an animal or a plant produced naturally or artificially from the cells of another animal or plant and is exactly the same as it.
2. How is a clone produced？
The cloning of plants is simple and relatively easy. It can be done by taking cuttings (manmade cloning) or letting the plant produce its own runners (natural cloning). The cloning of animals is more complicated. It was not achieved until 1996 and is fully explained in the first reading.
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.
4. What problems may arise when humany want to clone themselves so they can live forever.
• People may want to clone dead children. • People may want to clone their favourite pets.
人教版高中英语选修8 Unit 2《Cloning》(Workbook Listening)课件
Listening task on page 57
Read the ten sentences on page 57 and then listen to the tape for the first time. Decide if they are facts or opinions.
1. F 5. F
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.
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)
the donor and the clone?
CP: Maybe. What if the donor and the clone are very close in age? Let us suppose they are both babies.
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.
人教版高中英语选修8 Unit 2《Cloning》(period ⅰ)ppt课件
At present some countries began to reform their legal systems and 9.________ research into human cloning，but other countries like China and the UK，continued to 10.________ evidence of the abundant medical aid that cloning could provide.
Some scientists take a different view.“While I agree that research on cloning is meaningful，it is inappropriate to use giant pandas in this type of experiment.The number of pandas is limited and human beings have yet to master knowledge about pandas' pregnancy.Cloning would do little to save the species，”said Wang Dajun，a researcher at the School of Life Sciences，Peking University.
【美文阅读】
Pandas can be saved by cloning?
从1998年中国科学院动物研究所首席科 学家、动物克隆与受精生物学学科带头人 陈大元首次正式提出克隆大熊猫到现在， 整整16年过去了，陈老仍然执著于此。然 而保护大熊猫，究竟要不要通过克隆的方 式呢？
人教版高二英语选修八 Unit2 cloning reading 课件 (共22张PPT)
17、一个人即使已登上顶峰，也仍要 自强不 息。2021/8/52021/8/52021/8/52021/8/5
谢谢观赏
You made my day!
我们，还在路上……
Then, came the news that Dolly became__se_r_io_u_s_l_y_il.l
Altogether Dolly lived__s_ix__a_n_d_a_h_a_l_f _y_ea_r_s__, half the length of the life of _th_e__or_i_g_in_a_l _s.heep
14、意志坚强的人能把世界放在手中 像泥块 一样任 意揉捏 。2021年8月5日星期 四2021/8/52021/8/52021/8/5
15、最具挑战性的挑战莫过于提升自 我。。2021年8月2021/8/52021/8/52021/8/58/5/2021
16、业余生活要有意义，不要越轨。2021/8/52021/8/5August 5, 2021
Para 4
The problem of Dolly
Para 5
The attitudes towards cloning
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）
The word “controversial” in paragraph 4 probably means____________. A. complicated B. arguable C. important
Para 5 People’s reaction to cloning
2017年高中英语选修八课件：Unit 2 Cloning2.1 精品
基础导练 文本感知 知识精要
ⅠⅡⅢ
5.
n. 改正;纠正;修正→
vt. 改正;纠
正→
n. 改正者;校正者;校正器
答案：correction;correct;corrector
6.
vi. 反对;不赞成→
n. 不赞成;反
对;异议→
adj. 令人不快的;令人反感的
答案：object;objection;objectionable
基础导练 文本感知 知识精要
ⅠⅡⅢ
6.raise/cause a storm of... 答案：引发了……的风潮 7.open sb.’s eyes to sth. 答案：使某人看清了某事
8.have an impact on... 答案：对……有影响
基础导练 文本感知 知识精要
ⅠⅡⅢ
Ⅲ.重点句型 1.Cloning plants is straightforward very complicated. 克隆植物简单而克隆动物很复杂。 答案：while 2.Then Dolly had become seriously ill. 接着传来了多莉病重的坏消息。 答案：came the disturbing news
Revise the Appositive(words,phrases and clauses) 复习(单词、短语及从句做)同位语
Discussion:an argument
课标导航 主题导读
Human cloning
Human cloning is the creation of a genetically identical copy of a human.The term is generally used to refer to artificial human cloning,which is the reproduction of human cells and tissues.It does not refer to the natural conception and delivery of identical twins.The possibility of human cloning has raised controversies.These ethical concerns have prompted several nations to pass laws regarding human cloning and its legality.
高中英语：unit2cloning课件 人教版选修8
Later, the __d_is_tu_r_b_in_g__ news came that Dolly became seriously ___ill_______.
Finally, the problem that occurred to the scientists was that a cloned animal lives __sh_o_r_te_r_th_a_n____ the original one.
Because__t_h_e__a_u_t_h_o_r__d_o_e_s__n_o_t__s_ta__te___ _a_n_y__p_e_r_s_o_n__a_l_o_p_i_n_i_o_n__a_b_o__u_t_c_l_o_n_i_n_g_.__
Task 4 Discussing and Speaking
3. 与同学讨论，共同解决问题。
Attention 注意：
切忌遇见生词就查字典，应该尽量根 据语境猜测词义。
Task 1 Main idea of each paragraph
__3____The problems of Dolly __2____ The major uses and procedures
as long as / shorter than / longer than
Para 4 The impact of Dolly
The word “controversial” in Para 4 probably means ____________. A. complicated B. arguable C. important
of cloning
__1____ The definition of cloning
Finally, the problem that occurred to the scientists was that a cloned animal lives __sh_o_r_te_r_th_a_n____ the original one.
Because__t_h_e__a_u_t_h_o_r__d_o_e_s__n_o_t__s_ta__te___ _a_n_y__p_e_r_s_o_n__a_l_o_p_i_n_i_o_n__a_b_o__u_t_c_l_o_n_i_n_g_.__
Task 4 Discussing and Speaking
3. 与同学讨论，共同解决问题。
Attention 注意：
切忌遇见生词就查字典，应该尽量根 据语境猜测词义。
Task 1 Main idea of each paragraph
__3____The problems of Dolly __2____ The major uses and procedures
as long as / shorter than / longer than
Para 4 The impact of Dolly
The word “controversial” in Para 4 probably means ____________. A. complicated B. arguable C. important
of cloning
__1____ The definition of cloning
第1部分Unit2Cloning课件新人教版选修8课件
sb.that...多亏某人……
owe sb.a favour欠某人一个人情
(2)owing to＝because of“因为，由于”，后接名词、代词、动名词作宾 语，构成介词短语，表原因。
C考点 讲练 互动
owe vt.欠(账、钱、人情等)；归功于……，应感谢
①At present he owes me 20 dollars altogether. ＝At present he owes 20 dollars to me altogether. 目前他共欠我 20 美元。 ②If I have improved in any way，I owe it all to my teacher. 如果说我有一些进步，这应该全部归功于我的老师。 ③Owing to her assistance，we succeeded in starting the engine. 多亏她帮忙，我们才成功启动了引擎。
(vt.) 着手；从事；承担 (vt.) 扔；投；掷 (vt.) 获得；赢得 (vt.) 获得；到达(水平、年龄、状况等) (vt.) 禁止；不准 (vt.) 欠(账、钱、人情等)；归功于…… (vt.) 打扰 (vi.) 操心 (n.) 烦扰 (vi.&vt.) 打；撞击；罢工 (n.) 罢工 (adj.) 虚荣的；自负的；徒劳的 (adv.) 仅；只；不过
C考点 讲练 互动
object vi.反对；不赞成
【教材原句】 On the other hand，Dolly's appearance raised a storm of objections and had a great impact on the media and public imagination. 另一方面，多莉的出现引起了一阵强烈的反对，对媒体和公众的想象 力也产生了极大的影响。 (1)object to sb./sth. 反对；不赞成某人/某事 object to (sb.) doing sth. 反对(某人)做某事 object that 反对…… (2)object n. 物体；目标；宾语 objection n. 反对 objective adj. 客观的
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
选修八第二单元课件 Cloning PPT
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?
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.
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
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Twins
Do you want to know:
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