Unit 3Reading （ppt课件）-2022新牛津译林版《高中英语》选择性必修第二册.pptx

1、ReadingThe future in our genesUnit 3 Fit for lifeWhy do they look alike?GeneWarming upAre we just looking for another person who looks like us?What advances in medical science have you heard about?For example:I have heard about three-D printing that is used for printing parts of the body to replace

2、those that are lost or injured beyond repair.Pre-reading:activate and shareVaccineI have heard about vaccine that is a substance which contains a weak form of the bacteria or virus that causes a disease and is used to protect people from that disease.What do you know about genes?Pre-reading1.Genes a

3、re found in the cells or all living things.2.Genes are very small and carry the DNA information which decides what we become.3.No two individuals are 100%alike.Choose the best answerWhat is the lecture about?1.What a gene is.2.What genome editing can bring to us.3.Advances in genome editing.Fast-rea

4、dingConclusionGreetingTopicIntroductionMain bodyMain bodyThe structure of the lecture transcript Main bodyConclusionIntroductionPara.1:Genonm editing brings many exciting .possibilities Para.2:Genes play a critical role in .shaping our lives Para.3:Genonm editing can help with and .disease treatment

5、preventionPara.4:Many people are concerned about .how to use genome editing appropriatelyPara.5:Despite ,genome editing is in science history.the public argumentone of the greatest inventionsQ 1(Supporting details):It carries all the information needed to make us grow and develop from the colour of

6、our eyes to our talent for maths;it also contains information that helps determine our lifespan and affects the chances of contracting certain diseases.1.What information does our personal genome carry?Q 1(Supporting details):It carries all the information needed to make us grow and develop from the

7、 colour of our eyes to our talent for maths;it also contains information that helps determine our lifespan and affects the chances of contracting certain diseases.1.What information does our personal genome carry?Q 1(Supporting details):It carries all the information needed to make us grow and devel

8、op from the colour of our eyes to our talent for maths;it also contains information that helps determine our lifespan and affects the chances of contracting certain diseases.1.What information does our personal genome carry?Q 2(Supporting details):By correcting,adding,deleting replacing specific par

9、ts of the genetic material.2.How can geneticists make changes to the genome?Q 3(Supporting details):By correcting abnormal genes early on.3.How might genome editing make it possible to prevent diseases from developing?Q 4(Supporting details):A“designer baby”is a baby whose characteristics have been

10、specifically selected before it is born.4.What is a“designer baby”?Q 5(Supporting details):A car out of control.5.What does the lecturer compare uncontrolled genome editing to?Homework1.Words:surgeonleather2.同步作业同步作业section（72-73）3.课后达标作业（十）课后达标作业（十）section（165-166）(1)What can we infer from paragrap

11、h 2?A.Talented people have more genes.B.Genome needs information to grow.C.Genome exists only in human cells.D.Our lifespan is related to our genome.(2)What do people want genome editing to be used for?A.Preventing and curing diseases.B.Improving the efficiency of drugs.C.Restoring the eyesight of t

12、he blind.D.Changing characters of human race.(3)What is peoples concern about genome editing?A.It will develop too fast.B.It might be out of control.C.It will make people sensitive.D.It will ruin peoples intelligence.(4)According to this text,the future of genome editing might be.A.unclearB.greyC.pr

13、omising D.disappointing(5)Whats the speakers attitude to genome editing?A.Doubtful.B.Worried.C.Positive.D.Vague.Look at the B1 on the page 33Build your languageGene-(t)ic/-al-ist/-ian-(t)/ics=Genetics=Genetic=GeneticistBuild your languageSuffixes-(t)ics/-(o)logy-(t)ic/-al-ist/-ian：the study of a sub

14、ject：related to：a person who studies a subjectBuild your languageSuffixes-(t)ics/-(o)logy-(t)ic/-al-ist/-ianeg.statistics,economics,linguistics,sociology,climatology：related toeg.economic,linguistic,mathematical,political,musicaleg.physicist,mathematician,statistician,politician,musician：the study o

15、f a subject：a person who studies a subjectBuild your languageUnderline sentences with“as”from the text and summarize its usage.As1.1.同级比较同级比较 as.as2.2.非限制性定语从非限制性定语从句句3.3.原因状语从原因状语从句句4.4.介词短语：作介词短语：作为为5.5.时间状语从时间状语从句句Build your language1.1.同级比较同级比较 as.as(1)None are as game-changing as genome editing

16、.(同级比较结构)(2)Without them,genome editing could be as dangerous as a car out of control.(同级比较结构)Build your language2.2.非限制性定语从句非限制性定语从句As many of you may know,genes play a critical role in shaping our lives.(非限制性定语从句)Build your language3.3.原因状语从原因状语从句句 Geneticists have been trying to identify which ge

17、nes relate to which diseases,as they believe genome editing is an effective means of disease treatment and prevention.(原因状语从句)Build your language4.4.介词短语：作介词短语：作为为Genome editing,serving as a new weapon in the fight against diseases,will lead to a fundamental change in our approach to health care.(介词

18、短语，“作为”)Build your language5.5.时间状语从时间状语从句句As the technology continues to develop at a fast pace,however,questions arise about how to use it appropriately.(时间状语从句，“随着”)Build your languageas和和w with的区别的区别As为连词为连词,意为意为“随着随着”,引导时间状引导时间状语从句语从句With介词介词,意为意为“随着随着”,”,后接名词或代词等构成后接名词或代词等构成withwith短语或短语或withw

19、ith复合结构复合结构Build your languageas和和w with的区别的区别(1)_ our lives improve,we find little time to gather with our friends.(2)_ technology develops,we can have access to the information swiftly.(3)_ time going by,I gradually adapted myself to the school life.(4)_ the young unable to afford to leave home an

20、d the old at risk of isolation,more families are choosing to live together.AsAsWithWithWords&Expressionsvt.影响影响;侵袭侵袭,使感染使感染;深深深深打动打动affectn.affection 喜爱喜爱n.effect 作用作用;影响影响have an effect 对产生影响be affected by 受的影响；被感动be affected with 感染疾病affect【知识微练】(1)The book tells stories of the earthquake through

21、the eyes of those whose lives _(affect).(2)Affected _ high fever,he continued with his work.(3)Affected _ his story,many young people began to do volunteer work for the disabled.(4)From then on,we began a relationship that gradually transformed into a great friendship and deep _(affect).were affecte

22、dwithbyaffectionvt.找到找到,发现发现;确认确认,认出认出;显示显示,说说明身份明身份identifyidentify sth./sb.as.认定某事物/某人是.n.identification 鉴定鉴定,识别识别;认同认同;身份证身份证明明identification card =identity card 身份证 identify oneself 证明自己的身份【知识微练】(1)The police asked him to show his identity card _(identify)whether hewas the attacker.(2)The ship _

23、(identify)yesterday,and its name and position werereported to the Coast Guard.(3)Finally,people could _ online and have to stand behind theirwords.最终人们将在网上建立自己的身份,为自己的言行负责。to identifywas identifiedidentify oneselfidentifyn.(pl.means)方法方法,方式方式;财富财富,钱财钱财meansby no means=not by any means 决不,一点也不by all

24、means 尽一切方法;务必by means of 用办法;借助a means of 一种的方式means【知识微练】（1）He got into the house _ means of an open window.（2）Watching films is regarded as _ good means of entertainment.byavt.恢复恢复;修复修复;使复原使复原;使使复位复位restorerestore ones sight/hearing.恢复某人的视力/听力restore sth.to 恢复到某状态restore sth.to sb.把某物归还给某人n.resto

25、ration 恢复恢复;复位复位;王政复辟王政复辟;归还归还restore【知识微练】(1)The army has recently been brought in _(restore)order.(2)His visit is expected to lead to the _(restore)of diplomatic relations.(3)We will restore her _ health but it may take time.to restorerestorationtoarise vi.(arose,arisen)发生发生,出现出现;(;(由由)引起引起,(,(因因)

26、产生产生 起床，起床，起身起身 -from/out of (由)引起,(因)产生原形过去式过去分词现在分词arise vi.发生,出现;引起arosearisenarisingarouse vt.唤醒;激起arousedarousedarousingrise vi.升起;起身;增长;上升roserisenrisingraise vt.举起;抚养;饲养raisedraisedraising【知识微练】写出下列句中单词的含义 (1)While I have only listed two of each,there are obviously many other situations that

27、can arise._ (2)Seeing the teacher walking into the classroom,all the students arose immediately._arise 出现、发生出现、发生起立起立prohibit sb.from doing sth.禁止某人做某事n.prohibition 禁止禁止;禁禁令令prohibition against.禁止禁止某人做某事禁止某人做某事 ban sb.from doing sth.forbid sb.from doing sth.forbid sb.to do sth.阻止某人做某事阻止某人做某事 prevent

28、 sb.from doing sth.stop sb.from doing sth.keep sb.from doing sth.【知识微练】(1)Well prohibit insurance companies _denying coverage because of a persons medical history.(2)People should _(prohibit)from using plastic bags to eliminate(消除)white pollution.(3)The prohibition _ driving under the influence of d

29、rugs or alcohol will save many lives.frombe prohibitedagainstprohibit sb.from doing sth.禁止某人做某事wrestle with sb.与某人摔跤与某人摔跤wrestle with 努力处理,全力解决n.wrestling 摔跤摔跤;扭扭斗斗n.wrestler摔跤选手摔跤选手,搏斗搏斗者者wrestle with sth.奋力对付奋力对付,解决某解决某事事=sth.be in the placeput sth.in place 把.放在正确位置、准备妥当take place 发生、进行in place of

30、 代替take the place of sb 代替某人in the first place （用于句首）第一【知识微练】（1）我习惯把每件东西都放在合适的位置。我习惯把每件东西都放在合适的位置。I have the habit of _.（2）露西不能出席会议，所以她的助手代替了她。露西不能出席会议，所以她的助手代替了她。Lucy couldnt attend the meeting so her assisant _.（3）近年来，人们交流的方式发生了巨大的变化。近年来，人们交流的方式发生了巨大的变化。Great change_in the way people communicate i

31、n recent years.putting everything in place took her place/took the place of herhave taken place vt.&vi.&n.(尤指正式尤指正式)辩论辩论,讨讨论论debate debate about/on/over sth 辩论/讨论某事under debate 正在讨论中 a heated/lively debate(on/about/over)一场激烈的/热烈的争论without doubt 毫无疑问、的确Without doubt,genome editing is one of the great

32、est innovations in the history of science.There is no doubt(n.)that.毫无疑问There is some doubt(n.)about/whether 有一些怀疑 Sb.doesnt whether/if.某人怀疑是否.【知识微练】（1）毫无疑问，文化遗产是人类的宝贵财富。但是我怀疑是否有必要重毫无疑问，文化遗产是人类的宝贵财富。但是我怀疑是否有必要重建它们。建它们。_,cultural relics are valuable wealth of human beings but_ it is necessary to rebu

33、ild them.（2）我确信一个友好而又和谐的环境对我们大家来说都很重要。我确信一个友好而又和谐的环境对我们大家来说都很重要。_a friendly and harmonious environment is of great immortance to us all.I dont doubt thatWithout doubt I doubt whether/ifwithout doubt 毫无疑问、的确Some people,for example,carry a gene that makes them more likely to catch a certain virus or d

34、evelop a particular form of cancer.主干主干Some people,for example,carry a gene 定语从句定语从句that makes them more likely.make+宾语宾语 +宾补宾补(adj./n./done/省略省略to的不定的不定式式)【知识微练】(1)Susan made _ clear to me that she wished to make a new life for herself.(2)She had to shout to make herself _(hear)above the sound of the music.make+宾语宾语 +宾补宾补(adj./n./done/省略省略to的不的不定式定式)it heard