高中英语北师大版（2019）选择性必修第三册 Unit 9 Human Biology Lesson 1 To Clone or Not to Clone 教案 二

选择性必修第三册Unit9Lesson1To cloneor notto cloneStudentWorksheetL Activateand share.Have youheard ofDolly thesheepWhat doyou knowabout her■Dolly is the firstmammal everto becloned artificiallyfrom anotheradult sheep.■It tookscientists manyattempts toproduce Dolly.■Dolly wasput tosleep in2003due toa growinglung disease.■She onlylived sixand ahalf yearswhile atypical lifespan fora sheepis about10to12years.■Her birthwas ofhuge excitementboth to the scientificworld andtothepublic.IL Readand explore.

1.Read throughthe articleand summarizethe mainidea ofeach paragraphwithsome keywords.Para1:Definition of cloning andexamples of natural cloningPara2:_Attempts to clone animalsartificiallyPara3:The firstcloned primatesPara4:-Potential benefitsof cloningPara5:Moral concernsabout cloningPara6:Attitudes towardscloning

2.Read paragraphs1-3and answerthe questions.1What iscloning paralCloningis theprocess ofmaking anexact copyof a plant oranimal anddeveloping iteithernaturally orartificially.2What examplesof naturalcloning aregiven para1An exampleofnaturalcloning istaking acut fromaplantand puttingit insoil,and anotherisidentical twins.3What happenedto Dollypara2------Dolly developedan illnessand diedwhen shewas sixand ahalf yearsold.4What happenedto othercloned mammalspara2The othercloned speciessuffered asimilar patternof healthproblems.5What wasspecial aboutthe firstcloned monkeyspara3They werethe first-ever primatesto havebeen cloned.Cloning primateswithnon-reproductive cellswas morecomplicated thancloning otheranimals.---------6Why didscientists workso hardto cloneprimates para3—They wantedto breakthis barrierto getanimals withedited genesand produceanimalmodels thatare helpfulfor medicalresearch andhuman health.

3.Read paragraphs4-

5.List thepotential benefitsof andmoral concernsaboutcloning primates.Potential benefitsMoral concernswilllead tocures forvarious diseaseshas refreshedthe technicalpossibilityof cloningof otherspeciesoffer clueson howto preventthe agingprocessclones should be treatedas objectsor asindividualswith theirown identitysaveresearch timeclonesmay be viewed asmere copiesreducethe numberof animalsrequiredand seenas inferiorfortestingsome organizationsmay abusetheproduce moreaccurate resultstechnologylead to moreeffective treatments

4.Read thelast paragraphand answerthe questions.1What doesEinsteins quotemeanEinsteins quotemeans thatscience itselfcannot bejudged asgood orbad,because itcanonly functionwhen itis usedby humans.He alsoindicates thathumans needto becarefulwith theinformation theylearn throughscience andto rememberto usesciencefor good.-------------------------------------2Why doresearchers insistthat thescience ofcloning shouldbe furtherexplored andadvanced一Researchers insiston exploringcloning tocontinue makingprogress incuringdiseases anddeveloping treatments.知识点IV.Language Focus有能力做某事l.is capableof突破壁垒

2.break thetechnical barrier准确地复制

3.make anexact copy对比

4.in comparisonwith定会成功

5.be boundto succeed无人知道是否

6.It isunknown whether导致，引起7leadto.证明是8prove to be全身心地投入到9wholly devoteto有可能做

10.have thepotential todo适应研究需要

11.suit researchneeds.引起强烈反对情绪

12.12provoke strongemotions提出道德方面地研究

13.raise moralconcerns.被看作

14.14beviewedas

15.As Einsteinsaid,“Science is a powerfulinstrument.How itis used,whether itis ablessing ora curseto mankind,depends onmankind andnot onthe instrument.A knifeis useful,but itcan alsokill.翻译正如爱因斯坦所言“科学是一种强有力的工具怎样使用它，究竟是给人类带来幸福还是带来灾难，完全取决于人类自己，而不取决于工具刀子是有用的，但刀子也能杀人”V.Make asummary P54ExerciselOVI CriticalThinking.

1.What isthe writersattitude towardscloningThe writeris quiteneutral towardsthe technologyofcloning.He feelsthat cloningcan beahelpful toolin medicalresearch butthat itcan alsobecome dangerous.We cancontinueexploring anddeveloping cloningtechnology,but weshouldbecautious inapplying itanduse itfor thegreater goodof humanbeings.？

2.How doyou understandthe titleto cloneor nottoclone”独白To beor nottobe,that isthe questionisthemost famoussoliloquy inthe worksofShakespeare.The writerof thispassage mayhave borrowedShakespeare^pattern forthe title,meaning thatits aquestion thatdeserves ourcarefuland deliberatethought.

3.Do youthink cloningisagood ideaUse whatyou havelearnt totry topersuadesomeone toaccept yourpoint ofview.。