新人教版高中英语选修8unit2cloning教案Word格式.docx
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Isitfairto„?
Doyouthinkitiswiseto„?
Ithinkyoushould„
Welldonetoyoufor„
Idon’tunderstandwhyyoudon’t„
Ican’thelpthinking„
Icouldneveragreeto„
4.Grammar
ReviseNounClauses（astheAppositive）Nobodysharesmybeliefthathewasmad.Theyarefamiliarwiththeopinionthatallmatterconsistsofatoms.
Thesuggestioncamefromthechairmanthatthenewruleshouldbeadopted.
Teachingprocedures
用心爱心专心
Period1Reading
Step1.Warmingup
A.Leadin:
Ifnecessary,introducesomethingaboutcloningbyquestionsandanswers:
Thethreetypesofcloning:
1.recombinantDNAtechnologyorDNAcloning;
2.reproductivecloning;
3.therapeuticcloning
B.DiscussthepicturesonP10,thenfinishthewarming-upexercises.
Questionsaboutcloning:
What’scloning?
Howisacloneproduced?
Whatbenefitscanhumansgainfromcloning?
Whatproblemsmayarisewhenhumansarecloned?
Shouldweclonehuman?
Couldcloningreplacesexasthemeansofcreatinghumanlife?
Step2.Reading
Task1:
Ssscanthepassageandtrytogetthemainideaofeachparagraph:
uggestedanswers:
S
Para.1Cloningisawayofmakinganexactcopyofanotheranimalandplant.Para.2Cloninghastwomajoruses.
Para.3TheproblemsofDolly.
Para.4TheeffectofDolly
Para.5Itisforbiddentoclonehumanbeing.
Task2:
SsreadandfinishEx1-3onpage12
Period2.Languagelearning
Step1.Revision
Ssretellthetext.
Step2.Languagepoints
Explainthefollowingsentences:
itisawayofmakinganexactcopyofanotheranimalandplant.它是一种精确复制另一个动物或植物的方式.
Dolly’sappearanceraisedastormofobjectionsandhadagreatimpactonthemediaandpublicimagination.
多利的出现引起了一场反对的风暴,并且对媒体和公众思想产生了很大的冲击.
However,scientistsstillwonderwhethercloningwillhelporharmusandwhereitisleadingus.
然而科学家一直致力于研究克隆到底会有助于我们还是会伤害我们,它将会把我
们引向何方.
Iwouldliketosuggestthatmedicalcloningisnotassimpleanissueas
manycolleagueclaims.
我认为医用克隆技术并不像很多同事们所说的那么简单。
5（Ifyoubelievethathumanlifecomesintoexistenceassoonasthecells
starttogrow,thenthepracticeofremovinghumanstemcellsfromanembryo
killsit.
如果你认为人的生命在细胞开始生长时就形成了，那么从胚胎中去除人体干
细胞就会杀死这些胚胎。
Step3Learningaboutlanguage
SsfinishEx1-4onp13-14.
Step4.Practice
AsktheSstodoEx.1--2onpage55-56.
eriod3.ListeningandspeakingP
GooverthelanguagepointswiththeSstogether.CheckSs’homework.
Step2.Listening
SslistentothetapeandfinishEx1-2onpage17.Step3.talking
PracitceEx3onp17.
Thefollowingexpressionsmaybeofhelptothestudents:
I’mhappytoaccept„but„
Step4.Listening（onpage54）
Task3:
SslistentothetapetwiceandfinishEx1-3onpage54.（Wb）
Step5.Speaking
Task4:
Ssinpairspracticethetalkingonp55.
Period4.Grammar:
ReviseNounClauses（astheSubject,Object,Predicative,andAppositive）
FindoutsentenceswhichcontainNounClausesinthereadingpassage,andtellthefunctionofeachclause:
hatattractspeopletoCaliforniaisitspleasantclimateandrelaxedW
lifestyle.
ThisiswhyeachyearagreatnumberofpeoplefromallovertheworldtrytoimmigratetoCalifornia.
However,mostapplicantsknowthattheyhaveverylittlechanceofgettingavisa.
Nobodysharesmybeliefthathewasmad.
Theyarefamiliarwiththeopinionthatallmatterconsistsofatoms.Thesuggestioncamefromthechairmanthatthenewruleshouldbeadopted.Step2.Explanations（重点讲解）
ExplainEx1onp14.
以下资料供教学时参考使用:
高考链接U2B8
1.Thefactthatsheseemedtodevelopnormallywasveryencouraging.（Reading）
[考点]that引导的从句作同位语，说明thefact的内容。
[考例]Thereisanewprobleminvolvedinthepopularityofprivatecars________roadconditionsneed________.（上海2003）
A.that;
tobeimprovedB.which;
tobeimproved
C.where;
improvingD.when;
improving
[点拨]选A。
that引导同位语从句，具体说明anewproblem的内容。
2.Atfirstitwasnotaccurateenoughandmanyattemptstoclonemammalsfailed.（Reading）
[考点]attempt用作名词，“努力，尝试，企图”的意思。
attempt也可用作及
物动词。
[考例]Amanisbeingquestionedinrelationtothe________murderlastnight.（江苏2004）
A.advisedB.attendedC.attemptedD.admitted
[点拨]选C。
句义是:
“一个涉嫌参与昨夜谋杀的人正在接受审讯”。
3.ThepopularityofthefilmJurassicPark,inwhichascientistclonesseveraldifferentkindsofextinctdinosaurs,proveshowinterestedordinarypeopleareinthesubject.
（UsingLanguage）
[考点]which引导非限定性定语从句，关系代词which在从句中作介词in的宾
语，介词in可以提前。
[考例]TheEnglishplay________mystudentsactedattheNewYear’sparty
wasagreatsuccess.（全国?
2004）
A.forwhichB.atwhichC.inwhichD.onwhich[点拨]选C。
inwhich表示“在这个英语话剧中”。
4.Newspaperstoldstoriesofevilleadershopingtoclonethemselvesandreligiousleadersraisedmoralquestions.
[考点]动词-ing短语作定语。
[考例]WhenthefirstEnglishsettlersarrivedintheNewWorld,theIndians________jewellerymadeofanimalbonesgreetedthemwarmly.（上
海春季2005）
A.wearingB.towearC.wornD.havingworn[点拨]选A。
wearing现在分词作定语，表示“正穿着”。
Step3FinishEx2-3onp14-15orallyinclass.
Step4.FinishEx1-2onp56-57.
附:
名词性从句专题练习
Theyfoundatlast______theyhadbeenlookingfor.
A.whatB.thatC.whereD.which
2.Itmakesnodifference___________.
A.whenyouwillleaveB.thatwhowillgowithme
C.whywilltheyleaveD.Howwillyougetthere3.ThesewildflowersaresospecialthatIwoulddo_________Icantosavethem.
A.thatB.whateverC.whicheverD.allwhat4._______isknowntousall,themoontravelsaroundtheearthonceeverymonth.
A.ItB.ThatC.AsD.What
5.AfterYangLiweisucceededincirclingtheearth,_________ourastronautsdesiretodoiswalkinspace.
A.whereB.whatC.thatD.how
6.________breaksthelawshouldbepunished.
A.AnyoneB.WhoC.WhoeverC.He
7.Thereason_______hewaslatewas________hewasnottoldwhenandwherethemeetingwouldbeheld.
A.why;
thatB.that;
whyC.why;
becauseofD.ofwhich;
that
8.That’s_____hedidn’tgototheconcertlastnight.
A.whichB.whyC.howD.when
9.I’venoidea________hehasbeen.
A.whereB.whichC.thatD.when
10.Itlooks_________everythingwereinorder.
A.thatB.howC.asifD.what
11.Does_____matter______willbesenttoTaiwan?
whoB.it;
who;
C.that;
whichD.it;
when12.Heis_______isknownasahacker,wholikestoshowoffontheInternetandattackwebsites.
A.whoB.whatC.thatD.which
13.Hefinallyspokeouthisownidea,________madeusfeelquitedisappointed.
A.whatB.theoneC.theonethatD.that14.Itisthefact_____hedoesn’tknowhisownbirthday_______surprisesusalot.
A.which;
whichB.which;
thatC.that;
thatD.that;
which15.Thereisnodoubt_______heisguilty.
A.thatB.ifC.whetherD.what
16._______we’llgocampingthisweekenddependsontheweather.
A.IfB.WhenC.WhetherD.Where17.It’sgenerallyconsideredunwisetogivechildren______theywant.
A.whoB.whicheverC.wheneverD.whatever18.Thenursesaretryingtheirbesttoreducethepatient’sfear______
hewoulddieofthisdisease.
A.asB.thatC.whichD.ofwhich19.——Whatareyouanxiousabout?
——___________.
A.IfwecansucceedB.Thatwecansucceed
C.WhetherwecansucceedD.Whycanwesucceed20.Perseveranceisakindofquality---andthat’s______ittakesto
doanythingwell.
A.whatB.thatC.whichD.why
Keys:
1—5AABDB6—10CABBC11—15BBDCA16—20CDBCA
Period5.Reading&
Writing
Step1.ReadthepassageThereturnofthedinosaurs?
onp15,andthenfinishtheexercisesattached.
Step2.ReadingTask:
SsreadthepassageADebateonp58andfinishExonp59.
Step3.Writing
Ssselectandorganizewhattheywanttowriteandbegintheirwriting.
Sschoosetheinformationthattheycanuse;
Ssbegintowrite;
Sschecktheirmistakesinthewritings;
Ssinpairscheckthemistakes;
Ssrewritetheirpassageagain.
Step4.After-writing
Ssshowtheirwritingsinclassandgivethemsometipsonhowtoimprovewriting:
“Practicemakesperfect.”
Aswithanything,themoreyoupractice,thebetteryoubecome.It’sthe
samewithwritinginEnglish---themoreyouwrite,thebetteryourwritingwillbe.Sosetasidesometimeeachdaytowrite,evenifitisonlyfiveminutes.
Studytexts
Examinetheworkofwritersbyaskingyourselfquestionslike:
Whoisitwrittenfor?
Whatisitspurpose?
Howisitorganized?
Whatspeciallanguageandwordsdoesituse?
Donotcopyotherwriters’textsbutexaminehowthetextshav
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