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1、Period 1 Warming up& ReadingWhat will you think of ?cure.Dollytwins the samegeneA strawberry plantThe plant produces its own The plant produces its own runners.runners.A stem Take cuttings from growing plants to make new ones. They are identical in sex and appearance, who are produced from the same
2、original egg. She was c_while the others were born naturally. It is the exact copy of another sheep and the first cloned mammal. different fromlonedDolly the sheepIts name is Andi, the first genetically modified monkey.Dog Snuppy was created by Korean and American scientistscopyWhat is the differenc
3、e among them ?Natural cloneMan-made cloneclone Clone, also called reproduce asexually (无性生殖 /繁殖), is the creation of cells or whole animals using DNA from a single “parent”, without using the normal reproductive (有 性 生 殖 ) process. The clone has the exactly same DNA to the parent. It includes natura
4、l and man-made clone.Prediction What do you think the article is about by reading this headline?What is the main idea of the passage?The passage tells us that animal cloning raised _ and scientists are not sure about its_.argumentsfutureWhat is the writing style?A. Expositive(说明文说明文) B. Descriptive(
5、记叙文)(记叙文)C. Argumentative(议论文)(议论文)Skimming_.Cloning has two major uses and successful clone._.Cloning is a way of making an exact copy of another animal and plant(definition)_. The effect of Dolly._. It is forbidden to clone human beings._.The problems of Dolly.12345True of false :1.Four female she
6、ep participate in the cloning of a new sheep.2.Electricity is needed in the procedure.3.Sheep B provides a somatic cell for the clone.4.The lamb is the exact copy of sheep A.TFTFWhich of the following statements about cloning is NOT NOT truetrue according to text? A. Cloning is something that has be
7、en developed quite recently. B. Twins that look exactly the same are originally from the same egg.C. Cloning is used by gardeners to make more money.D. Animal cloning is much more difficult than plant cloning. The cloning of Dolly the sheep succeeded because_. A. its easier to clone a sheep than oth
8、er 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 failedThe determination and patience of The determination and patience of the scientists the scientists was rewardedwas rewarded/ /
9、 paid paid offoff. . Cloning is valuable for _ research on animals. medicalProblems of cloning Animal clones may develop the _ of older animalsillnesses Animal clones may die _ than the original animals.younger _ _may want to clone themselves. There are_ _to cloning human beings.Advantages of clonin
10、g Medical cloning could produce _for serious illnesses in humans.cures Cloning plants can produce large _ of plants for _.quantities Cloning plants can be useful for research on _ _ _.speciesEvil leadersplantsale moralnewobjectionsWe can conclude _A. Cloning is good for us.B. Cloning has two aspects
11、.C. If cloning is used in a correct way it can bring many convenience to us.D. If cloning is used in an evil way it can cause much trouble.We should use cloning in a wise way !As a coin has two sides, everything has two aspects. On one hand, if cloning is used in a correct way it can bring many conv
12、enience to us. On the other hand, if cloning is used in an evil way it can cause much trouble. Therefore, we should use cloning in a correct way. 1. In pairs, look at these pictures and discuss which ones are natural clones and which ones are man-make. Explain how they differ.1. differ vi. different
13、, difference她的方法跟我的没有很大不同。她的方法跟我的没有很大不同。 Her method _.现代飞机跟早期的在很多方面有所不同。现代飞机跟早期的在很多方面有所不同。Modern airplanes _ early ones _ many aspects.对于如何解决问题对于如何解决问题, 我跟他的意见不一致。我跟他的意见不一致。I _ how to solve the problem. doesnt differ much from mine.differ fromdiffer with himindiffer是不及物动词是不及物动词, 主要有两个义项:主要有两个义项:“不同不
14、同, 相相异;不同意异;不同意, 意见相左意见相左”。 1). sb. differ from/with sb. on/about sth.; 2). sth. and sth. differ in ; 3). sth. differ from sth .2. 这种现象也发生在动物身上,从同一个原生这种现象也发生在动物身上,从同一个原生卵产生性别与外貌相同的双胞胎也是克隆。卵产生性别与外貌相同的双胞胎也是克隆。It also happens in animals when twins _ are produced from the same_ .identical in sex and app
15、earanceoriginal egg3. 研究克隆的科学家们沮丧地发现多莉得的病研究克隆的科学家们沮丧地发现多莉得的病更容易发生在年老的动物身上。更容易发生在年老的动物身上。Cloning scientists _ that Dollys illnesses were more _ a much older animal.were cast down to findappropriate to不要这么沮丧不要这么沮丧, 打起精神来!打起精神来!Dont _. Just keep up your spirits.发现事情的真相使他很沮丧。发现事情的真相使他很沮丧。_be so cast dow
16、nFinding out the truth cast him down.undertake vt. 着手做, 从事, 进行; 担任, 承担, 答 应科学家从事这项实验。The scientist _.我愿意承担这些变革的责任。I can _ for the changes.那个律师接了一个新的案子。 The lawyer _. 4. 这个过程很难实施。这个过程很难实施。The procedure is difficult to undertake.undertakes the experimentundertake the responsibilityundertook a new case
17、 5. 多莉看来是在正常地成长着,这事很令人鼓舞。多莉看来是在正常地成长着,这事很令人鼓舞。 The fact _ she seemed to develop normally was encouraging. 然后传来了多莉得了重病的令人烦恼的消息。然后传来了多莉得了重病的令人烦恼的消息。 Then came the disturbing news _ Dolly became seriously ill.thatthatdisturb vt. 扰乱扰乱, 使不安使不安, 弄乱弄乱;disturbed adj. 被扰乱的被扰乱的, 动乱的动乱的, 不安的;不安的;disturbing adj
18、. 令人不安的。令人不安的。外面的噪音妨碍我睡觉。外面的噪音妨碍我睡觉。 The noise outside disturbed my sleep. 6. 多多莉莉的的出出现现引引来来了了巨巨大大的的反反对对, 激激发发了了传传媒媒的的热热炒炒和和公公众众的想像力。的想像力。 Dollys appearance _ and _ the mediamedia and public imagination.raised a storm of objectionshad a great impact onobject v. objection n.我极不愿意早起。我极不愿意早起。 I feel a
19、strong objection _. 你反对我打开窗子吗?你反对我打开窗子吗?Have you any objection _the window? to getting up earlyto my opening object vi.我反对这项计划。I object to the plan.我们抗议这种待遇。We object to being treated like this. object vt.我提出反对意见: 他太年轻不适合那个职位。I object that he is too young to take that position. object 作不及物动词时后接介词to或
20、against. 作及物动词时可接that引导的从句。 objection是名词, 常与have, take, feel 等连 用构成词组: have objection to take objection to feel objection tosth. doing sth.sb. to do sth.sb. sththatforbid7. 政府开始感到不安政府开始感到不安, 有许多政府禁止对克隆的研究。有许多政府禁止对克隆的研究。 Governments became _and many _ human clothing. nervousforbade research intoforbi
21、dforbad/ forbadeforbidden2). The school _ (禁止学生吸烟禁止学生吸烟).3) He is forbidden _ (进入这个房间进入这个房间).forbids students to smoketo enter the room1). 公共场所应禁止吸烟。公共场所应禁止吸烟。Smoking should be forbidden in public places. 8. 有有些些国国家家比比如如中中国国和和英英国国继继续续收收集集克克隆隆能能提提供供丰丰富富的的医医疗帮助的证据。疗帮助的证据。 Some countries such as China
22、and the UK continued to _ of the _ medical aid that cloning could provide. accumulate vt. Vi accumulation, accumulativeaccumulate evidenceabundant他因努力工作而积蓄了一笔财富。他因努力工作而积蓄了一笔财富。He _ by hard work.我不在期间灰尘积聚了起来。我不在期间灰尘积聚了起来。_ during my absence. accumulated fortuneDust accumulated1.What problems may _ wh
23、en humans are cloned? Dollys appearance _ a storm of objections. and religious leaders _ moral questions.ariseraisedraised2. Cloning plants is straightforward _ the cloning of animals is more complicated. The procedure is difficult _. At first it was not accurate enough and many attempts _ failed.bu
24、tto undertake to clone mammals3. Female sheep B _ a somatic cell _ the clone. The nucleus of this cell contains all the genes _(need) to produce a new sheep.4. The nucleus from sheep B and the egg cell from sheep A are joined _ (use) electricity.5. Then _ the disturbing news that Dolly had become se
25、riously ill. provides forcameneededusing6. _ her problems, Dolly successfully produced a lamb in a natural birth.7.It suddenly opened everybodys eyes to the possibility of _ cloning to cure serious illnesses, and even _ human beings.Despite using producingCloning is a way of making an (1)_ copy of a
26、nother animal and plant. (2)_ (clone) plants is straightforward but the cloning of animals is more difficult (3)_ (undertake). The fact (4)_ the cloned sheep Dolly seemed to develop normally was very encouraging. But cloning scientists (5)_ (cast down) to find that she becameexactCloningto undertake
27、thatwere cast downseriously ill and the illnesses were more (6)_ (适合的适合的) to a much older animal. On the other hand, Dollys appearance raised a storm of (7)_ (object) and had a great impact (8)_ the media and public imagination. The research (9)_ human cloning of human beings is specifically (10)_ (
28、forbid) by law in most parts of the world. appropriateobjectionson/ overintoforbidden4. 为什么有些人反对克隆人类?为什么有些人反对克隆人类?Why do some people _ human cloning? 5. 她后来得了严重的肺病的问题让科学家们很烦恼她后来得了严重的肺病的问题让科学家们很烦恼。 The problem that she later_ a serious lung disease _ scientists. 6. 多莉的死,正如她的出生一样,必将引发人们多莉的死,正如她的出生一样,必
29、将引发人们的担心。的担心。Dollys death, like her birth, _. object todevelopedbotheredwas bound to raise worries1作者的观点是赞成还是反对克隆?作者的观点是赞成还是反对克隆? Is the writers point of view _ _ _ cloning or against it?2. 做了一些研究以后没多久,当他发现取得了突做了一些研究以后没多久,当他发现取得了突破性成功的克隆物多莉羊的命运时,觉得很沮丧。破性成功的克隆物多莉羊的命运时,觉得很沮丧。 _ after he did some resea
30、rch, he felt _ when he discovered the _ of the breakthrough clone, Dolly the sheep. 3. 这两个字的字义完全一样。这两个字的字义完全一样。The two words are _ meaning.in favor ofShortlycast downfateidentical in7. 科学家相信克隆人类只是时间问题,科学家相信克隆人类只是时间问题, 不过克不过克隆人是否已诞生的设想还未得到证实。隆人是否已诞生的设想还未得到证实。 Scientists believe human cloning is just
31、_ but the _ that human clones have already been born hasnt been proved yet. 8. 他赞同工厂女工五十岁退休的规定。他赞同工厂女工五十岁退休的规定。 He agrees to the _ that women workers _ at 50 in the factory. a matter of timeassumptionregulationretire9. 克隆凶猛和灭绝的野生动物的可能性一直使电克隆凶猛和灭绝的野生动物的可能性一直使电影制片商感到兴奋。影制片商感到兴奋。 The possibility _ has
32、always excited film makers. 10.要想克隆灭绝动物,我们还有很长的路程要走。要想克隆灭绝动物,我们还有很长的路程要走。 We are _ able to clone extinct animals. of cloning fierce and extinct wild animalsa long way from beingWe are far from being able to clone extinct animals. 11. 不时地会有人提议,克隆技术将有可能使地不时地会有人提议,克隆技术将有可能使地球上已经灭绝的动物球上已经灭绝的动物(如恐龙如恐龙)复活
33、。复活。_ people suggest that the animals that have disappeared from the earth, like dinosaurs, can possibly _ through cloning.12.另外一些能存活下来并且把这种抗病能力传另外一些能存活下来并且把这种抗病能力传给下一代。给下一代。 Others will survive and _ the ability _ that disease to their children. From time to timebe brought back to lifepass on to re
34、sist13. 就我们现在所知,你不可能克隆那些已就我们现在所知,你不可能克隆那些已经绝种了一万年以上的动物。经绝种了一万年以上的动物。 _ we know now, you cannot clone animals that have been extinct longer than 10,000 years. Based on whatAs far as The writer of the text_ A.is excited by the possibility of cloningB. fierce and extinct animals B. believes that extinc
35、t animals can be brought back to life by cloningC. thinks it impossible or unsuitable to clone extinct animals like dinosaurs D. dreams of dinosaurs returning to the earth2. We can infer from the text that_ A.scientists are experimenting to clone B. dinosaursB. dinosaurs will never return to the ear
36、thC. cloned animals will only live in the zooD. the DNA of dinosaurs can only survive 10 000 year1.Why shouldt you clone an extinct animal unless there is enough diversity in the group?2. There will not be enough genetic variation in the group to be able to resist new illnesses.2. Why is it wrong to
37、 clone an extinct animal if it would have to live in a zoo? It is not a good idea to clone an animal that would have to live in a zoo because it is not a suitable habitat to develop and increase its numbers.The zoo is not a natural environment for a wild animal.3. Why cant you clone the DNA of anima
38、ls that have been extinct longer than 10,000 years? The DNA of animals more than 10,000 years old is not suitable for cloning ,for it cant survive so long.一、单词拼写一、单词拼写1.The brothers d_ widely in their2. tastes. 2. The question is quite s_ , while that one is much more complicated.3. It is quite d_ t
39、o hear the bad news.4. Smoking is f_ in public places.5. His suggestion sounds quite r_ to most of us.iffer traightforwardisturbingorbiddeneasonable 6. The film was a _ (商业的)success.7. Id like to come, too, if you have no _ (反对).8. He _ (仅仅)asked us our names.9. There were strong _ (争论) for and agai
40、nst the plan.10. He always managed to _(得到) what he mercialobjection merely/ justargumentsobtain 二、句型转换二、句型转换11.At the beginning, he was against my proposal. However, in the end, he was for it. At first he disagreed with my suggestion , but at last he was _ _ _ it.12. Later they learnt that an earth
41、quake had taken place in that area. Then _ _ _ that the area had been hit by an earthquake.in favor ofcame the news13. Although he was not strong, he joined in the work. _ _ weakness, he took part in the work.14.We are still far from being able to clone extinct animals. We are still _ _ _ from being
42、 able to clone extinct animals.Despite his a long way 15.They dont know if the new policy is in their favor. They _ _ this new policy can bring benefit to them.16.Have you any objection to my opening the window? Would you _ _ my opening the window?wonder if/ whether object to 1.使沮丧 _2.反对_3.赞成; 支持_4.
43、一定; 注定(做)_5.不时; 偶尔_6.使复生_7.偿清; 取得成功_8.一直; 总是_cast down object to/ have objection to in favor ofbe bound to dofrom time to time bring back to life pay offall the time9.另一方面另一方面_10.引起道德问题引起道德问题_11.对对产生巨大影响产生巨大影响_12.一阵强烈的反对一阵强烈的反对_13.医疗救助医疗救助_14.在在20世纪世纪50年代年代_15.生产生产; 产出产出 _16.科学突破科学突破_on the other ha
44、nd/ at the same time raise moral questionshave a great impact ona storm of objectionmedical aid in the 1950sgive birth to a scientific breakthrough 17.自然生产方式自然生产方式_18.禁止人类克隆禁止人类克隆_19.抵制做某事抵制做某事_20.承担一个项目承担一个项目_21.适合于适合于 _in a natural birth forbid human cloning resist doing sth undertake a project ap
45、propriate to1. .He quickly_最近积蓄了很多有关克隆方面的知最近积蓄了很多有关克隆方面的知识识(accumulate)2. He is not a man _. 他不是那种会被失败击垮的人。他不是那种会被失败击垮的人。(cast down)3The _ of the factory owners caused anger among the workers.工厂主们随意的工厂主们随意的/霸道的决定在工人中引起了愤怒。霸道的决定在工人中引起了愤怒。accumulated much knowledge about cloningto be cast down by fail
46、urearbitrary decision4The score was 80 to 78 _ the guest team. 比分是比分是80比比78,客队获胜。,客队获胜。5. The weather _ tomorrow.明天天气一定会变好。明天天气一定会变好。6. My uncle comes to have dinner with us _ .(有时有时)7. Finally his efforts _ . (有了回报有了回报)in favor ofis bound to clear upfrom time to time/ now and then/ at timespaid off
47、/ was rewarded8. 我的意见和他的相同我的意见和他的相同. Our opinion _ his. 9. 我们双方对应当怎么办的看法是一致的我们双方对应当怎么办的看法是一致的. We are _ each other about what to do. 10. 普通鞋不适于下稻田普通鞋不适于下稻田. Ordinary shoes are not _ the rice field. differs from / is different fromidentical withappropriate to11. 他的缺席引起了人们对他安全的他的缺席引起了人们对他安全的 担心担心. His absence _ about him. 12. 这本书对其读者产生了巨大的影响这本书对其读者产生了巨大的影响. The book _ readers. raised worrieshad a great impact on