人教版高中英语选修8名师教案

Unit1Alandofdiversity

Teachinggoals:

1.Abilitygoals

EnablethestudentstotalkaboutthehistoryofCalifornia.

2.Learningabilitygoals

EnablethestudentslearnhowtotalkaboutthehistoryofCalifornia.

Teachingimportantpoints

EnablethestudentslearnhowtotalkabouttheimportanteventsinCalifornianhistory.

Teachingdifficultpoints

EnablethestudentstoexplainthereasonswhyCaliforniaissuchamulticulturalcommunityinthe

21stcentury.

Teachingmethods

Skimming,scanninganddiscussion.

Teachingaids

acomputer,aprojector

Teachingprocedures

Step1:Lead-in

IntroducesomeknowledgeabouttheUSA

1.TheAmericanflagisknownas“theStarsandStripes”.

50starseachrepresentingonestate

13stripestheoriginal13states

Redcourage

Whitefreedom

Blueloyaltyandjustice

2.Whichcityisknownasthe"BigApple”?

A.NewYorkB.ChicagoC.LosAngeles

3.WhenisAmericanIndependenceDay?

A.June4thB.July4thC.August14th

4.WhichstateisthelargestoneintheUS?

A.NewYorkB.TexasC.CaliforniaD.Florida

5.hasthelargestpopulationintheUSA.

A.CaliforniaB.AlaskaC.WashingtonD.Texas

6.isthefirstpresidentoftheUSA.

A.ThomasJeffersonB.JohnAdams

C.GeorgeWashingtonD.AbrahamLincoln

7.TheUSAliesinthesouthofNorthAmerica.ItissurroundedbythePacificOceanandtheAtlantic

Ocean.ThenorthernlandneighborisCanada,andsouthofitisMexico.

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Step2:Reading

1.NativeAmericans

Time:15,000yearsago

Wheretheycamefrom:fromAsia(bymeansof)

Whathappenedtotheminthesixteenthcentury?

TheywerekilledbyEuropeans/wereforcedintoslavery/diedfromthedisease/survivedtheterrible

times

2.Spanish

Fillintheform:(animportanteven)

16thcentury:Spanishsoldiersarrived,foughtandtooktheirland

18thcentury:CaliforniawasruledbySpain

in1821:CaliforniabecamepartofMexico

in1846:theUnitedStatesdeclaredwaronMexico

3.Russians&Goldminers

DosomeTorFquestions:

Intheearly1800s,RussianhuntersbegansettlinginCalifornia.

In1848,beforetheAmerican-Mexicanwar,goldwasdiscoveredinCalifornia.

Alotofadventurersachievedtheirdreamofbecomingrich.

Californiabecomethethirty-firststateoftheUnitedstatesofAmericanin1850

4.Laterarrivals

Laterarrivals★Chinesebegantoarriveduringthe11.__________Period,andeven

morecameinthe1860s.

★Italians,mainly12.________butalsowinemakers,arrivedinthelate

19thcentury.

★In1911immigrantsfrom13.________establishedatownoftheirown.

★Inthe1920sthefilmindustryboomattractedmanyEuropeansincluding

many14.________people.

★Japanese15._______beganarrivinginCaliforniaintheearly20th

century,andalotmorehavesettledtheresincethe1980s.

★AfricanshavebeenlivinginCaliforniasincethe16.____,andmore

arrivedbetween1942and1945toworkinthe17._____andaircraft

industries.

5.Recentarrivals★Inrecentdecades,morepeoplehavecometoCaliforniafrom18._____,

includingKoreans,Cambodians,VietnameseandLaotians.

★Sincethe1970s,19._______andPakistanishavebeenattractedto

Californiabyits20._________industry.

Step3:Discussion

WhyisCaliforniasuchamulticulturalcommunity?Whatproblemsdoyouthinkmightarise?

Step4:Homework

1.Underlinetheusefulexpressions

2.workbook

Unit2CloningTheFirstPeriod

WarmingUp,Pre-readingandReading

a.重点词汇和短语clone,commercial,producer,undertake,arbitrary,object,forbid,accumulate,

castdown,objectto,themedia,infavourof

b.重点句子

Itisawayof

Thefactisthat

Thequestionthatoccurredis

1.Abilitygoals能力目标

Enablethestudentstodescribecloning:Whatistheadvantagesofcloning?

Whatistheproblemsordangersofcloning?Whatisyouropinionofcloning?

Teachingimportantpoints教学重点

Howtodescribecloning.

Teachingdifficultpoint教学难点

Helpthestudentsanalyzethewritingtechniquesofthearticle.

Teachingmethods教学方法

Skimming,task-basedmethodanddebatemethod.

Teachingaids教具准备

Arecorder,aprojectorandsomeslides.

Teachingprocedures&ways教学过程与方式

StepILead-in

This

topicisdifficultforstudents.Soteachershouldhelpthestudentslearnmoreaboutit.Dothisinthewayofaskin

gandansweringquestions.

T:Youcanimaginehowrapidlythemodernscienceandtechnologydevelop.Ithinkmostofyoumustknowso

methingaboutspacetraveling,submarineexploration,robot,maglevtrain,geneengineeringetc.Butinrece

ntyears,ahottopic,cloningisoftenmentioned,especiallywhenthecloningDollythesheepappeared.Youm

ayhavefirstheardofcloningwhenDollytheSheepshoweduponthesceneinl997.Cloningtechnologieshav

ebeenaroundformuchlongerthan

Dolly,though.Firstthingsfirst,whatiscloningandaclone?Thedictionarysayscloningisthetechniqueofpro

ducingageneticallyidenticalduplicateofanorganism.Acloneissaidtobealldescendantsderivedasexuallyf

romasingleindividual,asbycuttings,bulbs,byfission,bymitosis,orbyparthenogenesisreproduction.Itsou

ndsverydifferentandcomplicatedtous.Infact,Imean,inourdailylife,thishappensoften.Forexample,garde

nerstakecuttingsfromgrowingplantstomakenewones.Youoftenseethatyouimotheipicksasmallbranchfr

omagrowingplanttomakeanewone.Ifshelikesthiskindofflowers,shecandocloning.Cloningalsohappens

inanimalsorhumanbeingswhentwinsidenticalinsexandappearanceareproducedfromthesameoriginaleg

g.Thefactisthatcloningplantsisstraightforwardbutthecloningofanimalsismorecomplicated.Thepossibil

ityofhumancloning,raisedwhenScottishscientistsatRoslinInstitutecreatedthemuch-celebratedsheepnD

ollyM,arousedworldwideinterestandconcernbecauseofitsscientificandethicalimplications.Youcangivey

ourquestionsifyouareinterestedinthistopic.Iamheretodayoneofthescientistswhoworkinthisfield.Iamre

adytoansweranyofyourquestions.

S:Nowweknowwhatiscloning.Aretheredifferenttypesofcloning?

T:Whenthemediareportoncloninginthenews,theyareusuallytalkingaboutonlyonetypecalledreproduc

tivecloning.Therearedifferenttypesofcloninghowever,andcloningtechnologiescanbeusedforotherpu

rposesbesidesproducingthegenetictwinofanotherorganism.Abasicunderstandingofthedifferenttypes

ofcloningiskeytotakinganinformedstanceoncurrentpublicpolicyissuesandmakingthebestpossibleper

sonaldecisions.Thefollowingthreetypesofcloningtechnologieswillbediscussed:(l)recombinantDN

AtechnologyorDNAcloning,(2)reproductivecloning,and(3)therapeuticcloning.

S:WasDollycreatedbywhatcloning?AndwhywasDollysoimportant?

T:ReproductivecloningisatechnologyusedtogenerateananimalthathasthesamenuclearDNAasanoth

ercurrentlyorpreviouslyexistinganimal.Dollywascreatedbyreproductivecloningtechnology.Shewas

thefirstmammaltobeclonedfromadultDNAtakenfromanadultcell.Previously,animalshadonlybeencl

onedusingembryocellswhichalreadyhavethepotentialtobecomeacompleteembryoinitsownright.Th

ebigbreakthroughwithDollywasto

makeaclonefromanordinary,adultcell-inthiscasefromafemalegoat^udder.

S:HaveyouseenJurassicPark?Inthisfeature

film,scientistsuseDNApreservedfortensofmillionsofyearstoclonedinosaurs.Theyfindtrouble,howeve

r,whentheyrealizethattheclonedcreaturesaresmarterandfiercerthanexpected.Couldwereallyclonedino

saurs.

T:Intheory?Yes.Whatwouldyouneedtodothis?

Awell-preservedsourceofDNAfromtheextinctdinosaunandacouldserveasasurrogatemother.Inreality

?Probablynot.It,snotlikelythatdinosaurDNAcouldsurviveundamagedfbrsuchalongtime.However,sci

entistshavetriedtoclonespeciesthatbecameextinctmorerecently,usingDNAfromwelI-preservedtissues

amples.

Morequestionsaboutcloningaregivenintheappendix.Theinformationaboveisfdrreferenceonly.Oryou

canchooseseveralstudentsandaskthemtoactoutashortplaywhosemaintopicisasfollows:

Anoldmanwhowasdyingleftallhisfortunetohis

ownson.Butthedidnotknowthathissonwascloned.Sotwosameyoungmenbothclaimedthattheywereth

eoldman^son.Theyquarreledandfoughtwitheachother^tlasttheywenttothejudge.Thejudgeletthemc

heckDNA.TheresultwasthattheirDNAwasthesame.Noweventhejudgedidnotknowwhattodo.

Inthisparttheteachercangivethestudentssomeadvicetoactout.Accordingtothisplayteacheraskthestude

ntsseveralquestions:

1.Doyouwanttobeclonedornot?Why?

2.Ifyouarethejudgewhatwillyoudo?

3.Canyoutellmetheadvantagesofcloning?

4.Andwhatisthedisadvantage?

Lookatpictures

T:Lookatthepicturesanddiscusswhichonesarenaturalclonesandwhichonesare

man-made.Thenexplainhowtheydiffer.

S:IthinkthetwinsarenaturalclonesandtheDollysheepisman-Tnade.T:Youare

right!Canyouexplainhowtheydiffer?

S:Thetwinswerebornatthesametime,buttheDollysheepisman-made.T:Anythi

ngelse?Whowanthaveatry?

S:Ithinktheidenticaldogisman-made.T:

GoodJob

StepIIPre-reading

Beforeclass,askthestudentstosearchforsomeinformationaboutthistopic.Nowshowyourquestionsonth

escreen,andthenletthemdiscusswitheachother.

T:Nowpleaseworkinpairsanddiscussaboutcloning.Thenlistthequestionsyouwantlofinclout.Shareyou

rlistwithyourpartner.

Ss:Yes,sir/madam.Questionsa

boutcloning:

1.Whatisaclone?

2.Howisacloneproduced?

3.Whatbenefitscanhumansgainfromcloning?

4.Whatproblemsmayarisewhenhumansarecloned?

Shouldweclonehuman?

5.Couldcloningreplacesexasthemeansofcreatingnewhumanlife?

6.Couldaparentcloneachildwhoisdyingofaterminalillness?Afterafe

wminutes.

T:Doyouhaveotherquestions?Volunteer!S:Iha

ve!Whatisthewriter,sopinion?

T:Goodjob!Ithinkmanyofyouhavequestions,nowletusreadthearticlewiththequestions.

StepIIIWhile-reading

Getthestudentstocomprehendthepassagequicklyandaccuratelyandmeanwhilehelpthestudentsforma

goodhabitofreading.

T:Haveyounottheanswersofyourquestions?Nowpleaseskimthepassagefasttoobtainageneralunderstan

dingofthewholepassageintoseveralpartsandfindoutthemainideaofeachpart.

Showthefollowing.

Para.lCloningisawayofmakinganexactcopyofanotheranimalandplant.Para.2Clonin

ghastwomajoruses.

Para.3TheproblemsofDolIy.Para.4T

heeffectofDolIy.

Para.5Itisforbiddentoclonehumanbeing.

SteplVPost-reading

Askthestudentstoreadthepassageagaintofinishthreetasks.

T:Nowlefslistentothem.Whilelistening,paymoreattentiontothecorrectpronunciationandtone.Thenre

adthetextbyyourselvestogettheanswerstothethreetasks.Youcanworkingroups.

T:First,Whataretheproblemsordangersofcloning?

S:Letmehaveatry!First,theclonedanimalshavethesameillnessofbldanimalsandthesamegoeswiththeoth

erspecies.Second,theclonedanimalshaveshortlifeandcancausemoralquestions.

T:Youareright!Andwhataretheadvantagesofcloning?

S:Iknow!Firstly,gardenersuseitallthetimetoproducecommercialquantitiesofplants.Secondly,itisvalu

ableforresearchonnewplantspeciesandformedicalresearchonanimals.Thirdly,itsuddenlyopenseveryo

ne^eyestothepossibilityofusingcloningtocureseriousillnesses^ndevenproducinghumanbeings.

T:Whatisthewriter,sopinion?Whatdoyouthinkisthewriter,spointofviewinthisreadingpassage?Isitinf

avourofcloningoragainstis?

Sl:Ithinkthewriterisinfavourofit,becausetherearemanyadvantagesofcloning.ItcanhelppeopIesolvema

nyproblemsinourdailylife.

T:Goodjob!Yes,ifweourhumanbeingsusethescientifictechnologyproperlyitcanbringmanyadvantagest

ous!

SiWhydidDolly^appearanceraiseastormofobjectionsandhaveagreatimpactonthemediaandpublici

magination?

T:Becausenothingreallypreparedtheworldforthel997announcementthatagroupofBcottishscientistshad

createdaclonedsheepnamedDolly.Manyfblksbelievethatwithinthenext

decade,wewillhearamoreshockingannouncementofthefirstclonedhuman.ScientistsinSouthKoreahave

alreadycreatedhumanembryonicstemcellsthroughcloning.Untilnow,theideaofhumancloninghasonlyb

eenpossiblethroughmoviemagic,butthenaturalprogressionofscienceismakinghumancloninga

truepossibility.We^eclonedsheep^iceandcows,sowhynothumans?

Explanation

T:Nowlefsdealwithsomelanguagepoints.Turntopagel1.Let'slookatthesentenceiltisawayof

makinganexactcopyofanotheranimalandplant.全句汉语意思:它是一种精确复制另一个动物或

植物的方式。Hereawayofmeansamannerof一种...的方式。

TrTurntopagen.LookattheS^line.Dolly^appearanceraisedastormofobjectionsandhadagreatimpactont

hemediaandpublicimaginalion.Inlhissentence,raisemeanslead.（弓I起/导致）。全句意思是：多利的

出现引起一场反对风暴，并且对媒体和公众思想产生了很大的冲击。

T:Tumtopagel2.Lookatthesentence:However,scientistsstillwonderwhethercloningwill

helporharmusandwhereitisleadingus.ttwhethercloningwillhelporharmus,,,44whereitisleadingus,,istheob

jectsofthewodwonder”全句意思是：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，它们将我们引向何方。

StepVHomework

Askthestudentstodothefbllowing.

1.Completetheexercisesonpage13.

2.Recitethekeysentencesinthetext.

3.WhatisCloning?Youmightnotbelieveit,buttherearehumanclonesamongusrightnow.Haveyoueverw

ishedyoucouldhaveacloneofyourselftodohomeworkwhileyouhittheskateparkorwentoutwithyourfrien

ds?Imagineifyoucouldreallydothat.WherewouIdyoustart?

Unit2CIoningV>cabuIary

andUsefulExpressions

Aims:

1.EnabletheSstograspthewordsofcloning.

2.GettheSstomastersomeusefulexpressions.

Contents:

1.differv.

1）taTobedissimilarorunlikeinnature,quality,amount,orform^eg：

Ambitiondiffersfromgreed.

2)'Tobeofadiffbrentopinion;disagree''

eg：Thecriticdifferedwiththeauthoronseveralfacts.

2.exactadj/'StrictlyandcompletelyinaccordwithfactinotdeviatingfromtruthoiTeality^eg：

anexactaccount;anexactreplica;yourexactwords.

3.commercialadj.l)t4Ofbrrelatingtocommerce,,2)t€Engagedincommerce,eg：

acommercialloan;acon)mercialattache;acommercialtrucker.

4.straightforwardadj.1)“honest'2)"easytounderstand”

eg:a-explanation;writtenin-language;a-probleminalgebra

5.proceduren.

1)"Amannerofproceedingiawayofperfbmiingoreflectingsomething^g：

complainedtothemanager,andbythisproceduregotthemoneyback.

3.GettheSstomastersomeusefulexpressions.

Contents:

6.differv.

3)"Tobedissimilarorunlikeinnature,quality,amount,orfbmT'eg：

Ambitiondiffersfromgreed.

4)“Tobeofadififerentopinion;disagree”

eg：Thecriticdifferedwiththeauthoronseveralfacts.

7.exactadj.^Strictlyandcompletelyinaccordwithfactinotdeviatingfromtruthorreality^eg：

anexactaccount;anexactreplica;yourexactwords.

8.commercialadj.l)t4Ofbrrelatingtocommerce,,2)44Engagedincommerce,eg：

acommercialloan;acommercialattache;acommercialtrucker.

9.straightforwardadj.l)“honest'2)"easytounderstand''

eg:a-explanation;writtenin-language;a-probleminalgebra

10.proceduren.

1)^mannerofproceedingjawayofperformingoreffectingsomething^g：

complainedtothemanager,andbythisproceduregotthemoneyback.

2)“Aseriesofstepstakentoaccomplishanend”

11.undertakev.

1)"Totakeupononeselfidecideoragreetodo^eg：

undertakeatask.

2)“Topledgeorcommit(oneself)to'eg：

undertakeoneselftocareforanelderlyrelative.

12.breakthroughn.

1)“Anaclofovercomingorpenetralinganobstacleorrestriction.”

2)"Amilitaryoffensivethatpenetratesanenemy'slinesofdefense^gra-

incancerresearch

13.disturbv.ubreakthequiet,calmandpeace,

eg:Sheopenedthedoorquietlysoasnottodisturbthesleepingboy.

Don't〜thepapersonmydesk.

14.arbitraryadj.

1)“Determinedbychance,whim,orimpulse,andnotbynecessity,reason”

eg：stoppedatthefirstmotelwepassed,anarbitrarychoice;arbitrarydivisionofthegroupintohalves.

2)“Basedonorsubjecttoindividualjudgmentorprefbrence”

eg：Thedietimposesoverallcalorielimits,butdailymenusarearbitrary.

15.altogetheradv.

1)“Entirely;completely;utterly”

eg：losttheTVpicturealtogether;analtogethernewapproach.

2)"Withallincludedorcountedjalltold^eg：

Therewerealtogether20peopleatthedinner.

16.objectionn/Theactofobjecting^egzH

ehasastrong-togettingupearly.

-stotheplanwillbelistenedtosympathetically.

17.median.媒体

egiTherunninglbipresidentdrewthe-^attention.

Nowthepressisanusefulmedia.

18.moraladj.

1)"Oforconcemedwiththejudgmentofthegoodnessorbadness^eg：

moralscrutiny;amoralquandary.

2)^Teachingorexhibitinggoodnessorcorrectnessofcharactef'eg：

amorallesson.

19.accumulatev.'Togatherorpileup”

eg:Bybuyingtenbookseverymonth,hesoon-dalibrary.

Dustsoon〜siftheroomisnotswept.

20.forbidv.

1)ttTocommand(someone)nottodosomething,,eg：

Iforbidyoutogo.

2)^TocommandagainstthedoingoruseofCsomethingJjprohibif'eg：

fbrbidsmokingontrains.

Unit2CIoningListening,

SpeakingandWriting

TeachingGoals:

l.ActivatetheSstoshowtheiropinionsaboutthecloning

2.EnabletheSstowriteanarticleonthisdebate.

3.LettheSsfocusonthedifferentattitudetowardscloningtechnology

4.TeachSshowtogetspecificinfbrmation.

Unit3InventorsandInventions

WarmingUpPre-reading,Reading

TeachingProcedur

es:Stepl.Warming

Up

PurposeiToarouseSs^nterestinleamingaboutthedifferencebetweenadiscoveryandaninvention

GetSsttoguesswhattheinventionisorwhotheinventorisingroups

Question1:

Ifsmadeofplasticsandmetal.Itlo

okslikeasmallbox.

Theinventioncancontactsomeonewhileyouareonthemove.

S〃ggesfed4〃swer:Mobilephone.

Question2:

TheinventorisfromAmerica.

Heisoneofthefatherofinventions.Theinv

entorinventedthebulb.

SuggestedAnswr/Edison

1.GetSstotellasmanytheinventionstheyknowaspossibleingroups.

2.AskSstolookatthepicturesonP19andanswerthefollowingquestions.

(1)Whichofthepicturesisaninvention?

(2)Whichofthepicturesisadiscovery?

3.GetSstodiscussthedifferencebetweentheinventionsandadiscoveryandgiveadefinitionofthemandgi

vesomeexamplesofeachcategory.Swgge^rfA/iswer:

Aninventionissomethingproducedforthefirsttimethroughtheuseofimaginationoringeniousthinkingan

dexperimentation.

Adiscoverymerelymakesknownsomethingthatalreadyexistsinnature.

Step2.Pre-reading

Purpose:TogetSstobeawareoftheconnectionbetweeninventingandthescientificprocess.

1.LetSsworkinpairsanddecidedwhatthefirstandmostiiTiportantstageistomakeaninvention.

2.AskSstofinishtheexerciseofPre-readingonP19andthenchecktheanswerinpairs.

Step3.Leading-in

Purpose:ArouseSs^nterestinthetextandencourageSstoimaginethecontentofthetext.AskSstopre

dictinpairsthecontentofthetextbasedonthetitleandpictures.

Step4.Fastreading

Purpose:TogetSstohaveabriefunderstandingofthetext

1.AskSstoreadthetextquicklyandtrytogetthemainideaofthewholetext.

SuggestedAnswer:

Thetextnarratestheproblemofthesnakesandpresentstheproceduresofcatchingthemandapplyingfor

apatent

2.GetSstodividethepassageandworkoutthemainideaforeachpart.PartI(Par

al):Thediscoveryoftheproblemofthesnakes.

PartII(Para2^3):Theresearchontheapproachestosolvetheproblem.

PartIII(Para4〜

6):Theattemptstocatchthesnakes.PartIV(Para7^

8):Therequirementofgettingapatent.

Step5.Intensivereading

1.AskSstoreadthetextcarefullyandfindoutwhichparagraphorparagraphsdealwitheachinventingp

rocessinthepassageandfindtheexamples:

SuggestedAnswer:

StageExampleinthisstory

Paragraph

1FindaproblemThesnakemustberemovedbutnothurt

2DoresearchLookforwaysofremoval;thehabitatofsnakes

3ThinkofacreativesolutionIdentifythreepossibleapproaches:choosethe

lastone

4,5,6TestthesolutionTrythreetimestomakeitwork

severaltimessuccessfully

7ApplyforapatentThismeansthesolutionisefficiently

2.AskSstoworkinpairsandtrytotellwhichofthefollowingstatementsaretrueandwhicharefalse.

(1)Whenthewritercalleduphermotherinthecountryonthephoneshewasveryexcited.

(2)Thewriterfeltveryproudthatshehadachancetodistinguishherselfbyinventingsomethingthatwo

uldcatchsnakesbutnotharmthem.

(3)Thefirstthingthewritertriedtodowastocatchthesnakes.

(4)Thewriterdecidedtoremovethesnakes'habitat.

(5)Thewriterusedanice-maker>abowRsomejelly^ice-cubes>abucketandanettocatch

thesnakes.

(6)Afterthreeattempts,thewriterfinallycaughtthesnakesandsentthemintothewild.

(7)Thewriterhimselfdecidedtosendherinventiontothepatentofficetogetrecognitionforhersuccess

fulidea.

(8)Thecriteriaaresostrictthatitisdifficultfbmewideastobeacceptedunlesstheyaretrulynovelandar

ereallydifferentfromeverybodyelse's.

SuggestedAnswers:

(1)F(2)T(3)F(4)F(5)T(6)T(7)F(8)T

3.AskSstotakethequizbelowandseewhetherSscangraspthedetailsofthetext.

(1)Whydidthewriterdosomuchtrapthesnakesbutnothurtthem?

A.Becauseshewantedtoeatthesnakes.

B.Becausesheplannedtoapplyforapatent.

C.Becausesheobeyedherparentsandwantedtotesthemewidea.

D.Becausetheywerepoisonoussnakes.

(2)Thewritersetaboutresearchingthehabitsofsnakesinorderto

A.knowhowtodrivethemoff.

B.killthemintheeasiestway.

C.trapthemintheeasiestway.

D.getonwellwithsnakes.

(3)Thewriterplacedafrozenbowloverthesnakes'habitatsbecause.

A.Thesnakesweresmal1.

B.Sheknewthesnakeswerecold-bloodedanimals.

C.Shedidn'twanttobebitten.

D.Shewantedtomakethesnakespassiveandcaughtthemeasily.

(4)Whichstatementistrueaccordingtothetext?

A.Thewriterdecidedtosendherinventiontothepatentofficethemomentshesucceededcatchingthesn

akes.

B.Thesnakeswerestillasactiveasbefbreinthefirstattempt.

C.Thewritercouldmakealotofmoneyifshesucceed.

D.Ifanapplicationforyouiproductprovestobevalid,youcangetapatentimmediately..

(5)Accordingtothetext,whichsubjectdoyouthinkcanbegivenapatent?

A.Anewkindofflowerfoundbyabotanist..

B.Anewwaytomakedirty.airclean

C.AnewpoemwrittenbyMr.Li.

D.A.newstardiscoveredbyascientist.

SuggestedAnswers:

⑴C⑵C⑶D(4)C(5)B

4.AskSstoreadthetextcarefullyandtrytogetmoredetailsfromthetextandthenfillintheform.

.WhythewritertriedanewThereonlyseemedtobe_____(1)_____designedtokillsnakesbuther

approachparentswouldnotlikeherto______(2)_____theselivingcreatures.

Firstly,_________(3)_______theirhabitat

ThreepossibleapproachesSecondly,_______(4)_____-themintoatrap_____(5)____maleorfemale

perfumeorfood;

Thirdly,_____________(6)________thesnakessothattheybecame________(7)—

andcouldbeeasilycaught

①Sheplacedthe__(8)____bowloverthesnakes'habitatandthe

______(9)________ontopofthebowlandfinallycoveredthewhole

thingwith___________(10)________________.

Time:____________(11)_________________

Result:Thesnakeswere________(12)______active,butwerestilltoofast

and_____(13)______intoaholeinthewall.

②Shefrozethebowlandice-cubesagainand_____(14)____them.Then

shecoveredthebowlwiththe______(15)________

ThreeattemptTime:_______________(16)___________________

Result:Thesnakeswere_(17)_sleepy,butoncepickedup,

theytriedto_____(18)______her

③Sherepeatedtheearlier_____(19)______andusedasmallnetand

_________(20)

Time:____________(21)______________

Result:Shecollectedthe______(22)_snakesand____(23)

allbackintothe_______(24)______

Thestepsreceivinga①Fillin_(25)_andfilethepatent_______(26)_withthe

patentOffice.

②Being______________(27)________________.

③Applicationwillbepublished_____(28)_______months.

SuggestedAnswers

(l)powers(2)hurt.(3)removing(4)attracting(5)using(6)cooling

(7)sleepy(8)frozen(9)ice-cubes(10)alargebucket(11)twohours(12)less

(13)disappeared(14)placed(15)bucket(16)Overnight;(l7)very(18)bite

(19)procedure(20)monitored(2l)Overnight(22)passive(23)released

(25)form(26)application(27)examined(28)18

5.Accordingtothefbrmabove,getSstoretellthetext.

Step6.Extension

Purpose:TodevelopSsvsabilitytodiscoverandsolvetheproblemsandcultivateSscreativityandimaginati

on.

ToprovideachanceforSstoapplytheircreativeskillstorealtasks.

1.AskSstoworkingroupsandanswerthefollowingquestions.

(1)What'sthewritingpurposeofthewriter?

SuggestedAnswer:

Thewriterwantstoinformusofthescientificmethodstosolvepresentproblemssothatwestudentsca

nnotonlybroadenthehorizonsbutbecomemoreskilledindiscoveringandconsideringcarefullytheprobl

emsindailylife.Wearealsoencouragedbythewritertobecreativeandhardworkingaswellasthinkingind

ependently.

(2)Whatshouldwelearnfromthistext?

SuggestedAnswer:We

canlearnfromthetextthewayofidoingscientificresearchesandhowtoapplyforapatent.Wecanalsoleamtha

tittakesaninventorgreatdeterminationpersistencetoachievehisorherambitionandpersistencetoachieve

hisorherambitioninlife.

2.GetSsfbrmedingroupsoffouranddiscusssomeinconveniencesthey\emetintheirlife.Theymustimag

ineaninventiontosolvetheseinconveniences.Afterdiscussion,fillinthefollowingform.Herearesom