1、In this unit,you are going to:Unit 3 Fit for lifeWelcome to the unit and Reading Im not feeling well.Ive come down with the flu.I have to go to see a doctor.Which speciality do I need to register with?Lets help her learn some medical professionals.Could you name some medical jobs?a surgen(外科医生)a phy
2、sician(内科医生)a chemist(药剂师)a dentist(牙科医生)a psychologist(心理医生)an eye doctor(眼科医生)a paediatrician(儿科医生)an orthopedic surgeon(骨科医生)a dermatologist(皮肤科医生).Look at the pictures below and match the pictures with options.a.A surgeon performs operations.b.A physician is trained in general medicine.c.A chemi
3、st prepares and sells medicines in a shop.d.A dentist specializes in the care of peoples teeth.bdcaA good medical A good medical professionalprofessionaldeterminationknowledgecommunicationcompetence.rich experiencecarefulnesshard workkindnessdevotionAfter close examine,it is evident that you get thi
4、s disease directly or indirectly linked with genes.I have no idea what the gene is.It couldnt be better.To help you know genes,I will give a lecture transcript given by a biologist about genes.Whats going to be talked about in the lecture,according to the title?Prediction Pre-readingPlease find the
5、topic sentences of each paragraph.Pay attention to the first sentence and the last sentence!While-reading:03 00MINUTES SECONDS3 2 1 03 2 1 0 7 6 5 44 59 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8:02MINUTES SECONDS3 2 1 03 2 1 0 7 6 5 44 59 8
6、 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8:01MINUTES SECONDS3 2 1 03 2 1 0 7 6 5 44 59 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8 3 2 1 0 7 6 5 4 9 8:00MINUTES SECONDSPlease find the topic sentences of e
7、ach paragraph.While-readingIntroductionGenome editing brings many exciting possibilities.Main bodyGenes play a critical role in shaping our lives.Many people are concerned about how to use genome editing appropriately.Despite the public argument,genome editing is one of the greatest inventions in th
8、e history of science.ConclusionGenome editing can help with disease treatment and prevention.Para.1Para.2Para.3Para.4Para.5Careful ReadingMain Idea.AspectsGenes play a critical role in shaping our lives.The of eyes and for math.Make us and .Help determine and affects our chances of .colourour talent
9、lifespancontracting certain diseasesgrowdevelopPay attention to the key words！1.What information does our personal genome carry?It carries all the information needed to make us grow and develop;it also contains information that helps determine our lifespan and affects the chances of contracting cert
10、ain diseases.2.What can we infer from paragraph 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.3.How can geneticists make changes to the genome?By correcting,adding,deleting replacing specific parts o
11、f the genetic material.4.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 the blind.D.Changing characters of human race.5.What dose the lecturer compare uncontrolled genome editing to?A car out of contr
12、ol.6.What is a“designer baby”?7.Whats the speakers attitude to genome editing?A.Doubtful.B.Worried.C.Positive.D.Vague.Despite the public argument over this technology,its possibilities have been creating much excitement throughout the entire medical community and beyond.Without doubt,genome editing
13、is one of the greatest innovations in the history of science.A“designer baby”is a baby whose characteristics have been specifically selected before it is born.What do you think of“designer babies”?Post-readingPossible answer:Our group are for the designer baby.Because we think that.1.Designer babies
14、 can be perfectly healthy.2.Designer babies can be stronger and cleverer than ordinary babies.3.Designer babies help further the cause of science.4.Designer babies may have substantially longer lifespan.5.Designer babies can maintain a healthy gender ratio,the balance of males and females.List of Pr
15、os of Designer Babies1.Designer babies will not be a success story all the time.2.Designer babies can cause a rift in the social balance.3.Designer babies would be manufactured so there would be no individuality.List of Cons of Designer BabiesSummary Genome editing is one of the greatest inventions in the history of science,and we should put appropriate controls in place to make sure that genome editing will work to our advantage.What do you think of designer babies?Homework
