Unit 3 Fit for life 01Welcome &Reading ppt课件-（2020）新牛津译林版高中英语高二选择性必修第二册.pptx

1、BY ZYHBY ZYHW e l c o m e & R e a d i n gBY G.ZBY ZYHBY ZYHWelcomeWelcome01BY ZYHBY ZYHWelcome1Based on their dressings, what are they besides singers?BY ZYHBY ZYHA surgeon performs operations.12A physician is trained in general medicine.3A chemist prepares and sells medicines in a shop.4A dentist s

2、pecializes in the care of peoples teeth.Welcome1BY ZYHBY ZYHsurgeonphysicianchemistdentistWelcome1BY ZYHBY ZYHThe future is The future is in our genesin our genes02BY ZYHBY ZYHFinish A1 on Page32Para.1Para.2Para.3Para.4Para.5Genome editing brings many exciting possibilities.Scanning2Genes can _. Gen

3、ome editing will lead to _ in our approach to health care.Genome editing should _.Genome editing has _.IntroductionMainbodyConclusionshape our livesshape our livesa fundamental change a fundamental change be used appropriatelybe used appropriatelybright prospects aheadbright prospects aheadBY ZYHBY

4、ZYHDetailed-reading2Para 1The main idea of the passage is about _ _.the possibilities thatthe possibilities thatgenome editing can bringgenome editing can bringBY ZYHBY ZYHDetailed-reading2Para 2-4What information does our personal genome carry?A. All the information we need.B. The information that

5、can affect our emotions.C. The information that helps us live longer.D. The information that has something to do with our lifespan and the possibilities of suffering some diseases.BY ZYHBY ZYHDetailed-reading2Para 2-4How does the author support his idea in Paragraph 2?A. By stating arguments.B. By e

6、xplaining statistical data.C. By giving examples.D. By providing research results.Everything from the color of our eyes to our talent for math depends on genes. Some people, for example, carry a gene that makes them more likely to catch a certain virus or develop a particular form of cancer. BY ZYHB

7、Y ZYHDetailed-reading2Para 2-4How can geneticists make changes to the genome?How might genome editing make it possible to prevent disease from developing?A. By correcting genes ahead of time.B. By making the abnormal genes right in advance.C. By adding specific parts of the genetic material.D. By re

8、placing some parts of the genetic material.Geneticists can correctGeneticists can correct，addadd，delete or replace delete or replace specific parts of the genetic material.specific parts of the genetic material.BY ZYHBY ZYHDetailed-reading2Para 2-4What does the words “designer babies” probably mean?

9、A. It refers to babies that have developed from embryos(胚胎) with certain desired characteristics.B. It refers to babies that have been developed by scientists in the laboratories.C. It refers to babies that have been designed by geneticists in the laboratories.D. It refers to babies that have been s

10、elected by their picky parents.BY ZYHBY ZYHDetailed-reading2Para 2-4Is genome editing a good thing? Without appropriate controls, genome editing Without appropriate controls, genome editing could be as dangerous as a car out of control. could be as dangerous as a car out of control. BY ZYHBY ZYHDeta

11、iled-reading2Para 5Which of the following can best describe the attitude of the author towards genome editing?A. Critical. B. Indifferent.C. Favorable. D. Unclear. Despite the public argument over this technology, its possibilities have been creating much excitement throughout the entire medical com

12、munity and beyond. Without doubt, genome editing is one of the greatest innovations in the history of science. BY ZYHBY ZYHPost reading2Genes play a critical role in shaping our lives. Our own personal genome carries all the information 1._(need) to make us grow and develop. It also contains informa

13、tion 2._ helps determine our lifespan and affects our chances of 3. _(contract) certain diseases. Geneticists believe genome editing is 4._ effective means of disease treatment and prevention and they hope to apply this technology 5._ treat a wide range of health problems. With the technology 6._(de

14、velop) at a fast pace，however，questions arise about how to use it appropriately.that/whichthat/whichneededneededcontractingcontractinganantotodevelopingdevelopingBY ZYHBY ZYHPost reading2One day soon we will be able to use genome editing to increase the human 7. _(resist) to colds and flus，to 8. _ (

15、sharp) all of their senses，etc. However，is this a good thing？What consequences might it have？Philosophers，geneticists and government 9. _(official) have all started to wrestle with such moral issues. Despite the public argument over this technology, 10. _(it)possibilities have been creating much exc

16、itement throughout the entire medical community and beyond. Without doubt，genome editing is one of the greatest innovations in the history of science.resistanceresistanceofficialsofficialssharpensharpenitsitsBY ZYHBY ZYHPost reading2This week, a team of scientists based in Switzerland announced the

17、discovery of sixteen genetic markers that relate to human lifespans. (1) _, the discovery is an important finding in the field of genetics. For years, scientists have been working to (2) _ specific genetic markers that are connected with a long lifespan. Until recently, only two such markers were kn

18、own to the scientific community.pace means identify wrestle with cell fundamental affect without doubtWithout doubtWithout doubtidentifyidentifyBY ZYHBY ZYHPost reading2Genes play a critical role in overall health. Every (3) _ in the human body contains genetic information. Everything from the agein

19、g process to the development of deadly diseases, such as cancer, is tied to an individuals genetic make-up. However, scientists have long been (4) _ the question about which genetic markers indicate a short or long lifespan. The discovery by the research team may quicken the (5) _ of the study on ge

20、nes and human lifespans, and eventually help answer this question.pace means identify wrestle with cell fundamental affect without doubtcellcellwrestling withwrestling withpacepaceBY ZYHBY ZYHPost reading2Scientists say that locating these sixteen genetic markers will greatly improve their understan

21、ding of how genes (6) _ lifespans. These genetic markers may eventually function as a (7) _ of targeting the specific genes connected with lifespans. This could significantly enhance peoples chances of living to a ripe old age. According to some scientists, it could make a (8) _ change to the future of human life.pace means identify wrestle with cell fundamental affect without doubtaffectaffectmeansmeansfundamentalfundamentalBY ZYHBY ZYHTHETHEE N D .