高中英语 Unit 2 Cloning reading cloning where is it leading us课件 新人教版选修8

Reading READING Do you want to know more about cloning?Read the text “Cloning: where is it leading us?” and finish Ex1 on P12.1). 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.3. Choose the best answer.2. The cloning of Dolly the sheep succeeded because_. A. its easier to clone a sheep than other 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 failedB3. The lamb is the clone of the cell from sheep because_. A. it provides the egg cell B. it gives birth to the lamb C. it provides the nucleus D. it is a female sheep4. It can be inferred from the passage that a cloned animal.A.usually lives as long as the original oneB. usually lives longer than the original oneC. usually dies earlier than the original oneD. is usually as healthy as the original one5. The sheep that donated the somatic cell most probably lived _ years. A. 3 B. 6 C. 12 D. 13推理判断推理判断6. 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.C. Famous persons who have passed away can be cloned.D. Cloning can help keep animals from becoming extinct.7. In the second paragraph, the word “straightforward” means _.A. uncomplicated B. honest C. frank D. difficult8. From the last paragraph we can infer that _.A. cloning will come to an end because of the objectionsB. cloned human beings will be produced in the near futureC. many countries will use cloning in a wise wayD. all the research into human beings will be forbiddenC A. Positive (be in favor of it) B. Negative (be against it) C. ObjectiveThe writers points of view towards cloningWords of attitudes: indifferent/positive/negative/impartial (neutral) /subjective/objective Find the main idea of each paragraph.It is forbidden to clone human beings. The problems of Dolly.Cloning has two major uses.The effect of Dolly.Cloning is a way of making an exact copy of another animal and plant.Para 1.Para 2.Para 3.Para 4. Para 5.Cloning is a way of making an _of another animal or plant _ or artificially from the cells of another animal or plant.exact copynaturally 1. Discuss what benefits humans can gain from cloning.1) Medical cloning can help cure serious illnesses.2) It can help infertile people have babies.3) It can help farmers to produce more on the farmOh! My God! I was cloned! “Is it good cloning people?”Do you want to be cloned or not?DISCUSSIONFor cloning peopleClone their family membersHelp to cure serious illnessesLive longer/for everAgainst cloning peopleCausing moral and religious problemsA destruction of a balance of natureEvil people hope to clone themselvesHomework Finish the Ex.1, 2, 3 on Page13.