高中英语 Unit2《Cloning》课件-using language 新人教版选修8
1998年2月23日:英国PPL医疗公司宣布, 该公司克隆出一头牛犊“杰弗逊先生”。
1998年7月5日:日本科学家宣布,他们利 用成年动物体细胞克隆的两头牛犊诞生。
1998年7月22日:科学家采用一种新克隆 技术,用成年鼠的体细胞成功地培育出 了第三代共50多只克隆鼠,这是人类第 一次用克隆动物克隆出克隆动物。
1999年5月31日:美国夏威夷大学的科学 家,利用成年体细胞克隆出第一只雄性 老鼠。
1999年6月17日:以美藉华人科学家杨 向 中 为 首 的 研 究 小 组 利 用 一 头 13 岁 高 龄的母牛耳朵上取出的细胞克隆出小 牛。 2000年1月3日:美国著名华人杨向中, 用体外长期培养后的公牛耳皮细胞成 功克隆出6头牛犊。
2000年1月:美国科学家宣ቤተ መጻሕፍቲ ባይዱ克隆猴成功, 这只恒河猴被命名“泰特拉”。
2000年3月14日:曾参与克隆小羊“多利” 的英国PPL公司宣布,他们成功培育出5头 克隆猪。
Please enjoy some pictures about dinosaurs.
霸王龙tyrannosaurus
剑龙stegosaurs
S1: So we both agree that the best extinct animal to be cloned is the dodo bird.
brought back to life by cloning C. thinks it impossible or unsuitable to clone
extinct animals like dinosaurs D. dreams of dinosaurs returning to the
earth
S1: Did you know that its meat is very tasty too! Perhaps it could be farmed like ostriches and provide a good source of protein.
S2: The only problem is that it needs hot climate to survive. But that's easy to provide with all its other advantages. I don't think any of the other animals stands a chance against the dodo.
clones dinosaurs D. it proves very interesting
3. Which of the following is true? ____ A. Mice were cloned in 1981. B. Dolly the sheep was the first cloned
S2: And what about its large nutritious eggs? Just one would feed a large family. So there's more than one reason for producing it in commercial numbers.
Great Auk (1844) Dodo bird (1755)
Auroch (1627)
Quagga (1883)
A sample dialogue (P16)
S1: I think the dodo bird should be returned to the earth. It hasn't been extinct very long. So its DNA will still be good enough for cloning.
电影《侏罗纪公园》的欢迎证实 了普通人对这一话题是多么感兴趣, 在该电影中一位科学家克隆了几种不 同的恐龙。
in which引导定语从句, how引导 宾语从句。
2. From time to time people suggest that the animals that have disappeared from the earth, like dinosaurs, can possibly be brought back to life through cloning. 人们时常设想从地球上消失的动物, 例如恐龙,有可能通过克隆技术使它 们复活。 from time to time有时, 间或, 偶尔, = occasionally, now and then。
3. It is useless to clone an animal if there is not enough diversity in the group for it to overcome illnesses. 该群中如果没有足够的多样性使它 克服疾病,克隆动物就没有用。
当动词不定式、动名词或从句作主语 时, 通常把它们放在谓语之后, 而用it 作句子的形式主语。
5. ...but others will survive and pass on
the ability to resist that disease to
their children. ......其他的将存活下来并传递给其后 代抵抗这种病的能力。
resist 作及物动词主要有三个义项: 抵抗, 对抗; 抵挡, 防止; (与cannot, could not连用) 无法抗拒, 无法抵挡。
F
3. If we can clone any extinct animals,
we should let them live in a zoo. F
长句难句
1. The popularity of the film Jurassic Park, in which a scientist clones several different kinds of extinct dinosaurs, proves how interested ordinary people are in the subject.
Extensive reading
克隆技术大事记
1938年:德国科学家首次提出克隆想法。
1952年:科学家开始用青蛙进行克隆实验。
1970年:克隆青蛙实验取得突破,青蛙卵发育 成了蝌蚪, 但是在开始进食以后死亡。
1981年:科学家进行克隆鼠实验,据称用 鼠胚胎细胞培育出了正常的鼠。 1984年:第一只胚胎克隆羊诞生。 1997年2月24日:英国罗斯林研究所宣布 克隆羊培育成功。科学家用取自一只6岁 成年羊的乳腺细胞培育成功一只克隆羊。
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
S2: Yes and sailors in the past always described the dodo as being a very friendly animal. So it would make a good pet. It wasn't too large either.
I can't see any other extinct animals becoming a pet, can you? S1: No, indeed. 1 know it's a bird like the Great Auk but neither of them could fly. So if you kept either, it wouldn't escape from a park, a family or its home in the wild. You could also farm a dodo, unlike all the others, and produce many of them as exotic pets.
角龙 ceratopsids
雷龙 brontosaurus
翼龙pterodactyl
主旨大意
1. The writer of the text_____ A. is excited by the possibility of cloning
fierce and extinct animals B. believes that extinct animals can be
animal. C. The name of the cloned cow is “Bison” D. China was successful in cloning
mammals.
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 C. the illness is a new one D. their arrangement of genes can not resist that new disease
May the best animal win!
Which extinct animals are worth restoring by means of cloning? Choose one and use the information to help you argue why this animal should be restored to the earth.
合集下载
高中英语 Unit 2 Cloning reading cloning课件1 新人
Do you know that: Dolly’s successful clone & its dying young encourage the scientific world to follow the progress !
Object to cloning in their own ways
CLONING
•Expository writing: 说明文
definition定义
uses用途
future前景
cloning
impact反响
level水平 procedure原理
Clone?
Natural clone
Natural clone is one that occurs from the “parent ” in a natural form of cloning without human help.
Man-made clone
Man-made clone is one
produced through human intervention(介入) .
BACKGROUND:
• AD5000：grain seed selection （谷物选种）
• In 1952：Clone tadpole（克隆蝌蚪） • In 1972： Gene replication （基因复制） • In 1978： 1st test-tube baby（试管婴儿） • In 1997：1st mammal Dolly（多利羊） • In 2000：Clone monkey
（人类近亲被克隆） • In 2001：Clone Humans? （克隆人？）
Do you know about: What is it that make this dream achieved?
高中英语 Unit 2 Cloning Section Ⅱ 课件 新人教版选修8
13
1 2 3 4 5 6 7 8 9 10 11
归纳:owe常用于词组owe sb....(欠某人……)和owe...to...(把……归 功于……)
1)owing to 由于,因为 Owing to the bad weather,we didn’t go to the zoo. 由于天气不好,我们没有去动物园。 2)辨析owe/own owe与own在词形上相近,但含义不同,owe是“欠(账、钱、人情等), 归功于……”的意思;own是“拥有,自己的”的意思。
7
一二三四五
四、短语填空
1.(be) bound to (do)...一定或注定(做)……
2.strike... into one’s heart使……刻骨铭心
3.from time to time不时;偶尔
4.bring back to life使复生;使复活
5. in
vain白费力气;枉费心机
16
1 2 3 4 5 6 7 8 9 10 11
1)retire也可做及物动词,含义是“使退休,使离开”。 Public opinion retired him from politics. 公众舆论使他离开了政坛。 2)retired adj.已退休的 My grandfather is a retired driver. 我的祖父是一名退休司机。 3)retiring adj.孤僻的;害羞的 Does the man have a retiring personality? 那个人性格孤僻吗? My brother is too retiring to talk with other kids. 我的弟弟很害羞,不敢与其他孩子交谈。
B.believes that extinct animals can be brought back to life by
1 2 3 4 5 6 7 8 9 10 11
归纳:owe常用于词组owe sb....(欠某人……)和owe...to...(把……归 功于……)
1)owing to 由于,因为 Owing to the bad weather,we didn’t go to the zoo. 由于天气不好,我们没有去动物园。 2)辨析owe/own owe与own在词形上相近,但含义不同,owe是“欠(账、钱、人情等), 归功于……”的意思;own是“拥有,自己的”的意思。
7
一二三四五
四、短语填空
1.(be) bound to (do)...一定或注定(做)……
2.strike... into one’s heart使……刻骨铭心
3.from time to time不时;偶尔
4.bring back to life使复生;使复活
5. in
vain白费力气;枉费心机
16
1 2 3 4 5 6 7 8 9 10 11
1)retire也可做及物动词,含义是“使退休,使离开”。 Public opinion retired him from politics. 公众舆论使他离开了政坛。 2)retired adj.已退休的 My grandfather is a retired driver. 我的祖父是一名退休司机。 3)retiring adj.孤僻的;害羞的 Does the man have a retiring personality? 那个人性格孤僻吗? My brother is too retiring to talk with other kids. 我的弟弟很害羞,不敢与其他孩子交谈。
B.believes that extinct animals can be brought back to life by
高中英语-Unit2《Cloning》课件-Reading-新人教版选修8
第十四页，共63页。
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.
one C. usually dies earlier than the original one D. is usually as healthy as the original one
第二十八页，共63页。
7. What is people's fear about human cloning? Which of the following is wrong?
第三十一页，共63页。
9. Which of the follow is NOT a problem or danger of cloning mentioned in the text?
A. Evil leaders may want to clone themselves.
B. Animal clones may develop the illness of older animals and may die younger than the donor animals.
2) It can help infertile people have babies.
第十八页，共63页。
4. What problems may arise when humans are cloned?
1) People may want to clone themselves so they can live forever.
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.
one C. usually dies earlier than the original one D. is usually as healthy as the original one
第二十八页，共63页。
7. What is people's fear about human cloning? Which of the following is wrong?
第三十一页，共63页。
9. Which of the follow is NOT a problem or danger of cloning mentioned in the text?
A. Evil leaders may want to clone themselves.
B. Animal clones may develop the illness of older animals and may die younger than the donor animals.
2) It can help infertile people have babies.
第十八页，共63页。
4. What problems may arise when humans are cloned?
1) People may want to clone themselves so they can live forever.
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八Unit2CloningUsingLanguage
2.retirevi.退休；离开 【语境领悟】 ① Whenheretiredhewouldbeabletolookbackonhislifewithsatisfact ion. 他在退休后能够满意地回顾往事。 ②Shewasforcedtoretireearlyfromteachingbecauseofillhealth. 她由于身体不好而被迫提前从教学岗位上退休。
bother
Ifyoureturnmethebook,Iwillsto 指因小事而烦扰
pbotheringyou. 别人，带有故意
如果你把书还给我，我就不打 打扰他人的意思
扰你了。
trouble
尤指在行动上给人带来 不便或在身心上给人造 成痛苦
Whatistroublingyou?什 么事使你愁眉苦脸？
高中英语课件
（金戈铁骑 整理制作）
Unit2Cloning UsingLanguage
Ⅰ.根据所给汉语提示写出正确单词 1.Schooluniformisnolonger____c_o_m__p_u_ls_o(r强y 制的)inmany Britishschools. 2.TellmehowmuchI____o(w欠e),andI’llgiveittoyou. 3.He__re_t_i_re_d(退役)fromthearmylastmonth. 4.Don’t__b_o_th__er(费心)aboutdrivingmehome;I’llwalk.
④Owingtotherain,thematchwascancelled. 由于下雨，比赛取消了。 【归纳拓展】 (1)owesb.anapology该向某人道歉 owesb.sth.(=owesth.tosb.)欠某人某物 owe...to...欠……；把……归功于…… oweittosb.that...……归功于某人 (2)owingto...因为，由于……
Unit 2 Using Language 课件-高中英语人教版(2019)选择性必修第二册
2 How do people from other countries find out about Chinese culture? By watching films, visiting China, attending a Confucius Institute, etc.
2 Listen to the conversation and answer the following questions.
Letter from Zhang Yi Main point: ... in my opinion, the advantages (of studying abroad) are much greater. Reasons: ● The first advantage of studying abroad is personal growth. ● Another advantage is the increased chance for cultural exchange. ● Finally, studying abroad provides a great opportunity to contribute to thter from Wang Li Main point: ... I think the disadvantages (of studying abroad) for young people are greater. Reasons: ●To begin with, many students who study abroad face great economic pressure. ●Another important factor to consider is the tremendous pressure that comes with studying
2 Listen to the conversation and answer the following questions.
Letter from Zhang Yi Main point: ... in my opinion, the advantages (of studying abroad) are much greater. Reasons: ● The first advantage of studying abroad is personal growth. ● Another advantage is the increased chance for cultural exchange. ● Finally, studying abroad provides a great opportunity to contribute to thter from Wang Li Main point: ... I think the disadvantages (of studying abroad) for young people are greater. Reasons: ●To begin with, many students who study abroad face great economic pressure. ●Another important factor to consider is the tremendous pressure that comes with studying
英语：Unit2 《Cloning》-Learning about language课件(新人教版选修8)
have/make a strong/ great impact on … 对…..有（或产生）巨大影响 有 或产生） 翻译 • 这场反对吸烟的运动对年轻人有极大的影响。 The anti-smoking campaign has had quite an impact on young people. • 这本书对读者产生了巨大的影响。 This book made a great impact on its readers.
Unit 2
Cloning
Useful phrases
all the time 一直 pay off 取得成功； 取得成功；偿清 cast down 使沮丧； 使沮丧；不愉快 a storm of 一阵… 一阵 有很大影响 have a great impact on 对…有很大影响 实现某人的抱负/野心 attain one’s ambition 实现某人的抱负 野心 提出问题 raise a question accumulate evidence 收集证据
7. On the other hand, Dolly’s appearance raised a storm of objections and had a great impact on the media and public imagination.
raise 在此是“唤起、引起、使出现”之意 在此是“唤起、引起、使出现” (bring about)
辨析： 辨析：contain 与 include contain “包含，含有”，侧重于包含的内容 包含， 包含 含有” 或成分， 里面装有” 或成分，“里面装有”； include “包括”，侧重范围或整体。 包括” 侧重范围或整体。 包括 contains 1) Whisky ________ a large percentage of alcohol. contains including 2) The book _________ forty maps, ________ three of Great Britain.
高中英语 Unit 2 Cloning using language课件1 新人教版选修8
•1.What animals have people cloned ? •2.Can we really clone dinosaurs now ? •3.When did dinosaurs disappear from the earth ?
Dinosaurs are extinct animals.
= B: Although Bob was dead, I __b_r_o_ug_h_t__ him ____b_a_c_k_to_l_if_e_____ by means of cloning.
Cannot / could not +resist… temptations
resist vt 抵抗, 对抗；抵挡, 防止 If you are strong enough,you can resist____s_o_m_e_d_is_e_a_s_es______. If you are very smart , you can resist___b_e_in_g_c_h_e_a_te_d________.
like dinosaurs .
D. dreams of dinosaurs returning to the earth.
细枝末节
2. The film Jurassic Park is popular because_____. 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
Would you like to restore them? = Would you like to _b_r_in_g___ dinosaurs __b_ac_k_t_o_li_fe___?
Dinosaurs are extinct animals.
= B: Although Bob was dead, I __b_r_o_ug_h_t__ him ____b_a_c_k_to_l_if_e_____ by means of cloning.
Cannot / could not +resist… temptations
resist vt 抵抗, 对抗；抵挡, 防止 If you are strong enough,you can resist____s_o_m_e_d_is_e_a_s_es______. If you are very smart , you can resist___b_e_in_g_c_h_e_a_te_d________.
like dinosaurs .
D. dreams of dinosaurs returning to the earth.
细枝末节
2. The film Jurassic Park is popular because_____. 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
Would you like to restore them? = Would you like to _b_r_in_g___ dinosaurs __b_ac_k_t_o_li_fe___?
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.
人教版高中英语选修8：Unit 2 Cloning Using Language
As far as I am concerned, it is difficult right now to say whether cloning humans is right or not. Perhaps we will just have to wait and see.
Homework
argue that… 4Different people have different opinions 5.People have taken different attitudes
towards…
6. Sb be for /against… 7.Firstly…Secondly…Thirdly… 8.I agree with because… 9.In my opinion/views. 10.As far as I am
Some students think we can’t clone humans. Each of us is special, but a cloned person is only a copy. What’s worse, cloned people may be used by some bad persons.
That’s a good idea. I support …because… I agree with…because.. No , I can’t agree with …
because… How can you believe that?
Your argument has convinced me because…
Natural clone:
is one that occurs in a natural form of cloning without human
Homework
argue that… 4Different people have different opinions 5.People have taken different attitudes
towards…
6. Sb be for /against… 7.Firstly…Secondly…Thirdly… 8.I agree with because… 9.In my opinion/views. 10.As far as I am
Some students think we can’t clone humans. Each of us is special, but a cloned person is only a copy. What’s worse, cloned people may be used by some bad persons.
That’s a good idea. I support …because… I agree with…because.. No , I can’t agree with …
because… How can you believe that?
Your argument has convinced me because…
Natural clone:
is one that occurs in a natural form of cloning without human