Unit 3 Fit for life Welcome to the unit & Reading （ppt课件）--2022新牛津译林版（2020）《高中英语》选择性必修第二册.pptx

1、Unit 3 Fit for lifeWelcome to the unit&Reading(1)授课教师：SkylerAs we know,fitness matters.Can you name the benefits of keeping fit?Welcome to the unit1.Keep us in good health condition.2.Get doctors away.3.Build a strong body.4.Give you a good mood.Welcome to the unitSince staying healthy is so crucial

2、 in life,who should we turn to if we get sick?Doctors,of course!The practice of medicine is an art,not a trade;a calling,not a business;a calling in which your heart will be exercised equally with your head.William Osler 行医是艺术而非交易，是使命而非生意。行医是艺术而非交易，是使命而非生意。在这个使命中，你要如用脑般用心。在这个使命中，你要如用脑般用心。威廉威廉.奥斯勒奥斯勒

3、care for patientsa heart of kindness“father of modern medicine”a Canadian medical educatorMedical professionals work hard to keep us healthy.Look at the pictures below and discuss the following questions in pairs.a.A surgeon performs operations.b.A physician is trained in general medicine.c.A chemis

4、t prepares and sells medicines in a shop.d.A dentist specializes in the care of peoples teeth.bdca2.What advances in medical science have you heard about?1.Can you describe an experience you had with a medical professional?What was it like?Lead-inPre-readingWhat do you know about genes?small section

5、s of DNA control a particular quality(passed on from parents)Watch the video and fill in the blanks.A gene is a special stretch(片，段片，段)of _,not the entire strand of_,just a segment(部分部分)that _ for something.Each gene is like a(n)_ recipe(处方处方)which usually tells us how to make a protein(蛋白质蛋白质)or gr

6、oup of proteins.Different creatures have different _,but all genes are written in the same basic DNA language of _.Watch the video and fill in the blanks.A gene is a special stretch(片，段片，段)of _,not the entire strand of_,just a segment(部分部分)that _ for something.Each gene is like a(n)_ recipe(处方处方)whi

7、ch usually tells us how to make a protein(蛋白质蛋白质)or group of proteins.Different creatures have different _,but all genes are written in the same basic DNA language of _.DNADNAcodesuniquegenesAs,Cs,Ts and GsGenes play a critical role in_.Genome editing can help with _ and_.Many people are concerned a

8、bout how to _ genome editing _.IntroductionPara.1:Genome editing brings many exciting _.Para.2:Main bodyConclusionPara.3:Para.4:Para.5:P32 A1Read the lecture transcript and complete the chart below with the main idea of each paragraph.Despite the public _,genome editing is one of the _ in the histor

9、y of science.possibilitiesshaping our livesdisease treatmentpreventionappropriatelyuseargumentgreatest innovationsWhile-reading湖南长郡卫星远程学校 录制2021年下学期 制作 10长沙市长郡中学 刘丹IntroductionMain bodyConclusion湖南长郡卫星远程学校 录制2021年下学期 制作 10长沙市长郡中学 刘丹IntroductionMain bodyGreetingtopicConclusion湖南长郡卫星远程学校 录制2021年下学期 制作

10、 10长沙市长郡中学 刘丹IntroductionMain bodyGreetingtopicTopic sentencesExamplesConclusion湖南长郡卫星远程学校 录制2021年下学期 制作 10长沙市长郡中学 刘丹IntroductionMain bodyGreetingtopicTopic sentencesConclusionExamplesLecturers attitudeClosingMain IdeaAspectsGenes play a critical role in shaping our lives.The of eyes and of math.Mak

11、e us and .Helps determine and affects our chances of .colourour talentgrowdeveloplifespancontracting certain diseasesReading for information(para 2)What information does our personal genome carry?Ways to make changes to the genome:_ specific parts of the genetic material.Application in medical field

12、s of:Disease treatment eg._ It might even prevent diseases from ever developing by _.Significance:It will lead to a _ change in our _.Correcting,adding,deleting or replacing Diseasepreventioncorrecting abnormal genes early onfundamentalReading for information(para 3)How does genome editing help with

13、 disease treatment and prevention?Restore a blind persons vision or give someone who was born deaf an excellent sense of hearing.approach to health care What is a“designer baby”?A“designer baby”is a baby whose characteristics have been specifically selected before it is born.What dose the lecturer c

14、ompare uncontrolled genome editing to?A car out of control.Reading for information(para 4)simile or metaphor?What is the lecturers attitude toward genome editing?Evidence:Despite the public argument over this technology,its possibilities have been creating much excitement throughout the medical comm

15、unity and beyond.Without doubt,genome editing is one of the greatest inventions in the history of science.Reading for information(para 5)A.Disapproving B.Doubtful C.Neutral D.Supportive湖南长郡卫星远程学校 录制2021年下学期 制作 10长沙市长郡中学 刘丹The lecturer mentions that one day we will create a“designer baby”,What do you

16、 think of designer babies?Critical thinkingA Chinese researcher,He Jiankui,shocked the world two weeks ago when he revealed that the worlds first genetically edited babies had been born.Jiankui claimed to have edited embryos(胚胎胚胎)before implanting(移植移植)them into the mother.Jiankui used a easy gene-e

17、diting technology to disrupt the gene for CCR5.He claimed that disruption of CCR5 would ensure that these babies would be protected from contracting HIV infection.Since his bold announcement via YouTube,the scientific community at-large both in the United States and in China has strongly condemned t

18、his work as deeply unethical and dangerous.（2018 Natures 10:Ten people who helped shape the science stories of 2020）What controls can we put in place to make sure that genome editing will work to our advantage?Post-reading Governments around the world should work together to make laws and regulation

19、s about when genome editing can and cannot be used.First,these laws and regulations should cover various aspects of genome editing,such as ethical issues and security,and they may have to be introduced at multiple levelsglobal,national and even regional.Second,genome editing equipment needs to be st

20、rictly controlled so that it does not get into the wrong hands.Finally,governments,scientists,stakeholders and the public need to work together to enforce appropriate usage of genome editing.The application of these laws regarding genome editing will only be successful if all parties concerned cooperate.P33 B1 Complete the news report with the correct forms of the words and phrases in the box below.B1Without doubtidentifycellmeansaffectpacewrestling withfundamental