新课标人教选修八BookUnitUsinglanguage.pptx

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1、Answer the following questions:1.Have you ever seen the film Jurassic Park?Do people like this film?What animals do you see in the film?Are they real dinosaurs?Warming up (4ms)第1页/共19页第2页/共19页 Do you think it is possible to clone dinosaurs?If not,why?If yes,do you think thats good for human beings?W

2、hy?第3页/共19页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 brought back to life by cloningC.thinks it impossible or unsuitable to clone extinct animals like dinosaurs D.dreams of dinosaurs returning to the earth第4

3、页/共19页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细枝末节A第5页/共19页3.Which of the following is true?_A.Mice were cloned in 1981.B.Dolly the

4、 sheep was the first cloned animal.C.The name of the cloned cow is“Bison”D.China was successful in cloning mammals.第6页/共19页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 isnt enough diversity in the group for

5、it to overcome illnesses C.the illness is a new one D.their arrangement of genes can not resist that new disease第7页/共19页5.We can infer from the text that_ A.scientists are experimenting to clone dinosaursB.dinosaurs will never return to the earthC.cloned animals will only live in the zooD.the DNA of

6、 dinosaurs can only survive 10 000 year第8页/共19页Give some reasons why it is either impossible or unsuitable to clone extinct animalsReason 1:Reason 2:Reason 3:You need All efforts of cloning an animal will be if there is not enough in this group to It would be to clone any extinct animals if they liv

7、e in a zoo.perfect DNAin vaindiversityovercome illnessesunfairwere to第12页/共19页1.ThepopularityofthefilmJurassic Park,inwhichascientistclonesseveraldifferentkindsofextinctdinosaurs,.长句分析：本句是一个复合句，inwhich引导，修饰；how引导，作的宾语。在侏罗纪公园这部电影中，有一位科学家克隆了好几种不同的绝种恐龙。类似这样的电影很受欢迎，证明了这一想法使人们感到既兴奋有恐惧。strikefear,etcintos

8、omebody/somebodysheart使某人感到恐惧Thetsunami这场海啸使得受灾国家的人民胆战心惊。proves how the idea struck a mixture of fear and excitement into peoples heart.非限制性定语从句films宾语从句provestruck fear into the people of the tsunami-hit countries第13页/共19页2.peoplesuggestthatextinctanimalslikedinosaurs,canpossiblybethroughcloning.人们

9、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。Thecarmanufacturerschangedthecarmodelsfromtimetotime.汽车制造商不时地改变车的型号。Heonlycomestothecompanyfromtimetotime.他只是偶尔到公司来。【归纳总结】fromtimetotime_，等于_,_。即时练习将下列句子译成英语（1）他有时变得很没有道理。_.（2）他们有时吵架。_.From time to timebrought back to life不时，偶尔occasionallynow and thenHe becomes quit

10、e unreasonable from time to time.They quarrel from time to time.第14页/共19页3.ifthereisnotenoughdiversityinthegrouptoovercomeillnesses.如果某个动物群体没有足够的多样性以战胜疾病，那么克隆这种动物的所有女里都将是无用的。invain无效果的，无用的Thegirltriedtoopenthelockeddoor.女孩怎么也打不开锁着的门。为挽救那个患癌症的男孩的所有尝试都无济于事。4Diversityinagroupmeanshavinganimalswiththeir

11、genesarrangedindifferentways.译：_.句式透析withtheirgenesarrangedindifferentways作_,indifferentways意思是_。All efforts of cloning an animal will be in vainin vainAll attempts to rescue the boy with cancer were in vain.群体的多样性是指这群动物的基因要以不同的方式排列作定语以不同的方式第15页/共19页5.butotherswillsurviveand.其他的将存活下来并传递给其后代抵抗这种病的能力。

12、【观察探究】Theyresistedtheattack.他们抵抗那次攻击。Sheresistedbeingcarriedoff.她拒绝被带走。Thematerialresistswater.这材料是防水的。Shecouldnotresistthetemptation.她无法抗拒那项诱惑。归纳拓展resist作及物动词主要有两个义项：_；_；（与cannot，couldnot连用）即时练习将下列句子译成英语(1)我无法抵挡巧克力。_.(2)他们决定留下来抵抗敌人。_.pass on the ability to resist that disease to the next generation

13、 抵抗对抗 I cannot resist chocolate.They decided to stay and resist the enemy.第16页/共19页6,youcannotcloneanimalsthathavebeenextinctlongerthan10000years.据我们现在所知,绝种一万年以上的动物不能克隆。base-on/upon-以为基础,依据其结构为:basesth.on/upon、sth.isbasedon/uponYoumustyourwordsfacts.你说话要有事实根据。据我所知，他只上了三年学。Based on what we know now,b

14、ase onBased on what I know,he attended school for no more than three years.第17页/共19页当堂训练：1地震中的恐惧让这个小男孩刻骨铭心。2我们的努力都付诸东流了，这让我们每个人都非常沮丧。（which-）3据报道，这个官员抵制不住金钱的诱惑，因为受贿被判刑。(Itisreportedthat-)4据我所知，这儿的居民都保持着传统的生活方式，过着简朴的生活。5医生和护士使这个重伤的女孩活过来了。The little boy struck the fear in the earthquake into his heart

15、.All our efforts were in vain,which made us cast down.It is reported that the official couldnt resist the temptation of the money and was sentenced because of the guilty of bribery Based on what I know,the residents keep up the traditional lifestyle and lead a simple life.The doctor and the nurse brought the seriously injured girl to life.第18页/共19页感谢您的观看！第19页/共19页