人教版高中英語(yǔ)教案Unit 1 Great scientists

Unit1Greatscientists

Thefirstperiod:Warmingupandreading

Importantpoints:

Letstudentslearnaboutsomegreatscientistsandtheircontributions.

GetstudentstoreadthepassageandknowaboutJohnSnowandhowhedefeated“KingCholera^^byusingdifferentreading

skills.

Difficultpoints:

Developstudents'readingabilityandlearnhowtoorganizescientificresearch.

Enablestudentstotalkaboutgreatscientistsandtelltheirstories.

Step1Leadin

Haveafreetalkwithstudents:wehavelearnedaboutmanygreatpeopleandsomefamousscientistsandnowlookatthe

picturesofthesegreatpeople:IsaacNewton,AlbertEinstein,StephenHawking,QianXuesen,andtelltheircontributions.

Discussthefollowingquestioninsmallgroups:whatqualitiesdoyouthinkascientistshouldhave?

(persistent,determined,imaginative,careful,creative,clever,strict,patient,)

Step2Warmingup

1.Askstudentstohaveadiscussioninpairstotrythisquizandfindoutwhoknowsthemost.

Whatdoyouknowaboutgreatscientists?

Questions:Answers

WhichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethatArchimedes,AcieetGreek(287BC-21BC)

helpsthemfloat?

WhowroteabookexplaininghowanimalsandplantsdevelopedastheCharlesDarwin,Britain(1809-1882)

environmentchanged?

Whoinventedthefirststeamengine?ThomasNewcomen,British(1663-1729)

WhousedpeastoshowhowphysicalcharacteristicsarepassedfromparentsGregorMendal,Czech。822-1884)

totheirchildren?

Whodiscoveredradium?MarieCurie,PolishandFrenchf1867-19341

Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?ThomasEdisoo,American(1847-1931)

WhowasthepainterthatstudieddeadbodiestoimprovehispaintingofLeonardodaVinci,Italian(1452-1519)

people?

Whoinventedalamptokeepminerssafeunderground?SirHumphryDavy,British(1778-1829)

WhoinventedtheearliestinstrumenttotellpeoplewhereearthquakeZhangHeeg,Chinnse(78-139)

happened?

Whoputforwardatheoryaboutblackholes?StepheeHawkine,British。942-)

Step3Pre-reading

1.Doyouknowhowtoproveanewideainscientificresearch?Discussinsmallgroupsthestagesinsettingoutanew

scientificidea.Whatorderwouldyouputthemin?

Drawaconclusion,thinkofamethod,collectresult,makeaquestion,findaproblem,analyzetheresults,find

supportingevidence_________________________________________________________________________________________

(Suggestedanswers:findaproblem—Makeaquestion->Thinkofamethod->Collectresults—Analyzetheresult-Find

supportingevidence—Drawaconclusion)

2.Whatdoyouknowaboutinfectiousdiseases?Whatdoyouknowaboutcholera?

(Infectiousdiseasescanspreadeasily.Theymaydogreatharmtopeople.AIDSandSARSareinfectiousdiseases.Theyare

difficulttocure.)

(Cholera(霍舌L)infectspeople'sintestines(腸)，causingdiarrhea(腹瀉)，vomiting(嘔吐)andlegcramps(腿部痙攣).The

mostcommoncauseofcholeraisthatpeopleeatordrinkwaterpollutedbythebacteria(細(xì)菌).Aseverecasecanleadtodeath

withoutimmediatetreatment.)

Step4Reading

1.Skimming:askstudentstoskimthetextandtrytofindthemainideaofthepassageastheycan.

(Themainidea:HowJohnSnowcollected,analyzedthedataandfoundthecauseofthediseaseandsolvedit.)

2.Scanning:askthemtotrytogetdetailedinformationandthenchoosethecorrectanswersafterreadingthepassage.

1).JohnSnowbecameinspiredwhen.

A.hebecameawell-knowndoctorinLondon

B.heattendedQueenVictoriantoeasethebirthofherbabies

C.hethoughtabouthelpingordinarypeopleexposedtocholera

D.hefoundthecauseofcholeraanddefeated“KingCholera^^

2).ThereasonwhyJohnSnowusedthemapinhisresearchwasthatwithitshelp.A.hewouldnotlosehisway

B.hecouldfindthehousesinBroadStreetandCambridgeStreeteasily

C.hecouldfindoutwhatcausedtheoutbreakofcholera

D.hecouldfindouthowmanypeopledied

3).Whydidsuchhousesas20and21BroadStreetandCambridgeStreethavenodeaths?Because.

A.peoplethereweregivenfreebeerandtheyhadnotdrunkthewaterfromBroadStreetpump

B.peopletherehadknownthatthewaterwaspollutedbythedirtywaterfromLondon

C.thediseasebegantoslowdowninBroadStreetandCambridgeStreet

D.peopleinthesefamiliesweremuchstrongerthanthoseneartheBroadStreetpump

4).Thefollowingmeasuresshouldbetakentopreventcholeraexcept.

A.alwaysdrinkingbeer

B.instructingthewatercompaniesnottoexposepeopletopollutedwateranymore

C.examineallwatersupplies

D.findingnewmethodsofdealingwithpollutedwater.

5).WhatmadeJohnSnowfindthecauseofcholera?

A.QueenVictoria'sorder

B.hiswife'sdeath

C.Kindness,carefulnessandgoodobservation

D.Strongdetermination,patienceandselfishness

(Theanswers:CCAAC)

3.Intensivereading:askstudentstoreadthepassagecarefullytogetthedetailedinformationandthenfillinthechart.

ScientificreportbyJohnSnow

TheproblemNobodyknewthecauseoftheseriousdisease--cholera

ThecauseIdea1:astrangecloudofdangerousgasintheairattackedpeople

Idea2:peopleabsorbedthediseaseintotheirbodieswiththeirmeals

ThemethodCollectdatafromthenextcholeraoutbreaktotestthetwotheories,andtrytoprovewhichonewas

correct.

TheresultsHefoundthatmanyofthedeathswereneartheBroadStreetwaterpumpandthesupporting

evidenceshowedthatcholerawascausedbythepollutedwater.

Idea1or2?Why?Idea2.becausetherewasaconnectionbetweenthedrinkingwaterandthedeaths.

TheconclusionJohnSnowwasabletoshowthatcholeracouldbedefeatednowthatitscausewasknown.

4.Answerthequestions:

1).JohnSnowbelievedIdea2wasright.Howdidhefinallyproveit?

(HefinallyprovedhisideabecausehefoundanoutbreakthatwasclearlyrelatedtotheBroadStreetoutbreak,collected

informationandwasabletotiecasesoutsidetheareatopollutedwater.)

2).DoyouthinkJohnSnowwouldhavesolvedthisproblemwithoutthemap?

(No.ThemaphelpedJohnSnoworganizehisideas.Hewasabletoidentifythosehouseholdsthathadhadmanydeathsand

checktheirwater-drinkinghabits.Heidentifiedthosehousesthathadhadnodeathsandsurveyedtheirdrinkinghabits.The

evidenceclearlypointedtothepollutedwaterbeingthecause.)

3).Cholerawasa19thcenturydisease.Whatdiseasedoyouthinkissimilartocholeratoday?Why?

(Threediseases,whicharesimilartoday,areSARS,AIDSandbirdflu,becausetheyareserious,haveunknowncausesand

needpublichealthcaretosolvethem.)

5.Fillintheblanks:

HowdidJohnSnowfinallydefeatcholera?

Asthediseasespreadquickly,JohnSnowbegantogatherinformation.Hemarkedonamapwhereallthedeadpeoplehad

lived,analyzedalltheevidenceaedfoundoutthepollutedwaterwasthecause.Thenhesuggestedthatthesourceofall

drinkingwatershouldbeexamined.

根據(jù)課文內(nèi)容填空:

TheproblemNobodyknewthecourseoftheseriousdiseaseofcholera

TwotheoriesthatpossiblyCholeramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims.

explainedhowcholeraPeopleabsorbedcholeraintotheirbodieswiththeirmeals.

killedpeople

ThemethodsoffindingJohnwasreadytobeginhisenquirywhenanothercholeraoutbreakhitLondon.

thecauseHemarkedonthemaptheexactplaceswhereallthedeadpeoplehadlived.

HediscoveredmanyofthedeathswerenearthewaterpumpinBroadstreet

Johnlookedintothesourceofthewaterandfounditcamefromapollutedriver.

DrawingaconclusionHeannouncedwithcertaintythatpollutedwatercarriedandspreadcholerawithextraevidence.

ThemethodsofExaminingthesourceofallthewatersupplies.

preventinnthedisasterInstructingthewatercompaniesnottoexposepeopletopollutedwater.

Step5Post-reading

1.Encouragestudentstofillinthestagesofascientificexperimentatthetopofeachparagraph.Askstudentstolookat

eachparagraphanditsheadinginturn.GetthemtowritedowntheevidenceorapproachJohnSnowusedinthatstagetofillin

theform.

ParagraphStagesinanexperimentExamplesinthisinvestigation

1FindaproblemWhatcausedcholera?

2MakeaquestionWhichtheorywascorrect?

3ThinkofamethodCollectedthedataonthosewhofellillordiedandwheretheylived.

4CollectresultsPlottedinformationonamaptofindoutwherepeoplediedordidnotdie.

5AnalyzetheresultsFoundoutwheretheygottheirwater.Analyzedthewatertoseeifitwas

thecauseofthedeaths.

6FindsupportingevidenceFoundotherevidencetosupporttheanalysis^.

7DrawaconclusionItwascertainthatpollutedwatercarriedthevirus.Thesourceofall

drinkingwatershouldbeexxmpledtomakesureitwassafe.

2.Beginaclassdiscussionwithstudentsbyaskingthemthefollowingquestions:

Whatbranchofscienceareyouusingtoillustratethestageofanexperiment?

Didthesestagesfityourbranchofscience?

Isthisanapproachusedinyourscienceclasswhenyoudoexperiments?

Whatdifferencesarethere(ifany)?

Doyouthinkthesedifferences(ifthereareany)areimportant?

Doyouthinkthisapproachwouldworkforallscientificsubjects?

Step6Consolidation

1.Askstudentstocompletethefollowingwithoutreferringtothetextbook,usingthewordsandphrasesfromthereading

passage.

JohnSnowwasafamousdoctorinLondon.Therewasthemostdeadlydiseasecalled“KingCholera^^ofitsday.Everytime

therewasa(n)outbreak,manypeopledied.JohnSnowwantedtofacethechallengeandsolvethisproblem.Heknewthatit

wouldneverbecontrolleduntilitscausewasfound.Atthattime,thereweretwotheoriesaboutcholera.Thefirstsuggestedthat

choleramultipliedintheair.Thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.John

Snowsuspectedthesecondtheorywascorrectbutheneededevidence.Sohecollecteddatatotestthetwotheories.Hemarked

onamapwhereallthedeadpeoplehadlivedandthemapgaveavaluableclueaboutthecauseofthedisease.Itseemedthatthe

waterwastoblame.Next,JohnSnowlookedintothesourceofthawaterforthesestreets.Hefoundtwootherdeathsinanother

partofLondonthatwerelinkedtotheBroadStreetoutbreak.Withenoughevidence,heannouncedwithcertaintythatpolluted

watercarriedthevirusofcholera.

2.letstudentsretellthereadingpassageintheirownwords.

Step7Homework

Learntheusefulwordsandexpressionsbyheart.

ReadthereadingpassageagainandtrytosayorwritesomethingabouthowJohnSnowdefeated"KingCholera”.

Thesecondperiod:Learningaboutlanguage:Importantlanguagepoints

Importantpoints:

1.Enablestudentstograsptheusageofsuchimportantnewwordsandexpressionsasconclude,defeat,attend,cure,

challenge,suspect,blame,pollute,handle,announce,putforward,drawaconclusion,expose...to,linkto

2.Getstudentstomasterthefollowingsentencepatterns:

Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak.

Itseemedthatthewaterwastoblame.

Topreventthisfromhappeningagain,JohnSnowsuggestedthesourceofallthewatersuppliesbeexamined.

Difficultpoints:

Letstudentslearntheusageofthewords:attendandblame.

Getstudentstolearnandunderstandsomelonganddifficultsentences.

Knowledgeaims:

Somenewwordsandexpressions:characteristic,radium,painter,scientific,conclude,conclusion,analyze,defeat,expert,

attend,physician,expose,cure,challenge,victim,absorb,suspect,enquiry,neighbour,severe,pump,foresee,blame,pollute,

handle,link,announce,instruct,construct,construction,contribute,putforward,drawaconclusion,expose.,to,link...to,apart

from

Letstudentslearnthefollowingimportantsentencepatterns:

Buthebecameinspiredwhenhethoughtabouthelpingordinarypeopleexposedtocholera.(Thepastparticipleas

predicativeandattribute)

Neitheritscausenoritscurewasunderstood,(neither....nor;subject-verbagreement)

Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak,(thepastparticipleastheattribute;the

adverbialclauseintroducedbyeverytime)

Itseemedthatthewaterwastoblame.(Itseem/seemedthat;betoblame)

JohnSnowsuggestedthatthesourceofallthewatersuppliesbeexamined,(suggestthatsomebody(should)

do;suggestthatsomething(should)bedone)

Step1Revision

Checktheworkbookexercises.

AsksomestudentstotalksomethingabouthowJohnSnowdefeated"KingCholera^^.

Step2Readingandfinding

1.GetstudentstoreadthroughWarmingup,ReadingandComprehendingtounderlineallthenewwordsanduseful

expressionsorcollocationsintheseparts.

Collocations:knowabout,findout,liftsth.upbyaforce,steamengine,physicalchararcteristics,bepassedfromto...,

keep...safe,putforwardatheory,blackholes,inscientificresearch,setout,anewscientificidea,drawaconclusion,infectious

diseases,afamousdoctor,ordinarypeople,expose...tosth,thedeadlydisease,neither...nor...,terrifiedpeople,everytime,

solvetheproblem,becomeinterestedin,floataround,absorbsth.into,gatherinformation,bedeterminedtodosth.,avaluable

clue,thewaterpump,betoblame,lookinto,thesourceofwater,theastonishedpeople,slowdown,linkto...,belikedto,

haveitdelivered,havesth.done,dieof,withcertainty,pollutedwater,prevent...from..,beinstructedtodosth.,bedefeated,be

similarto,writeashortsummaryof

Readthemaloudandcopythemdownintheexercisebookafterclass.Trytolearnthembyheart.

Step3Discussingusefulwordsandexpressions

1.Turntopage4.Gothroughtheexerciseswithstudentsandmakesuretheyknowwhattodo.

2.Givethemseveralminutestofinishtheexercisesandthenchecktheanswerswiththem.

Step4Studyingimportantlanguagepoints

1.discover:tofindorlearnabout（aplace,fact,etc.）;findsth.unexpected;cometoknoworrealizesth.

Ihavediscoveredasupperrestaurantnearhere.

Didyoueverdiscoverwhohadbeensendingyoutheflowersthesedays?

Wehavediscoveredthattheyoungmanisadiscreet（謹(jǐn)慎的）andeconomical（節(jié)約）fellow.

Despitehergreatage,shewasverygracefulindeed,butsofar,thearchaeologists（考古學(xué)家）havebeenunabletodiscover

heridentity.

Whodiscoveredradium?

Whoinventedthesteamengine?

Inspiteofthis,manypeopleareconfidentthattherevealer（探測(cè)器）mayrevealsomethingofvaluefairlysoon.

Shedisclosedthatshehadbeenmarriedforamonth.

2.putforward:toadvance;pro;poseorsuggeststh.fordiscussion;tomoveforwardtogivethecorrecttime

Heputforwardagoodplanforthisproject.

CanIputyouforward（提名,推薦）forthegolfclubsecretary?

Thematchhasbeenputforwardto1:30.

Putaside

Putdown

Puton

Putonweight

Putup

Putupwith

Putaway

Putoff

Putonspeed

Putonanewplay

Putupaposter

Putout

3.drawaconclusion:

conclusion:theendofsomething;abelieforanopinionthatistheresultofreasoning

conclude:cometoanend;toarrangeandsettleformallyandfinally

toconcludeaspeech:結(jié)束演講

Toconclude,Iwishyouallgoodhealthandalonglife.

Thedoctorconcludedthatthepatient'sdiseasewascancer.

Thejudgeconcludedthattheaccusedwasguilty.

4.Expert:apersonwithspecialknowledge,skillorsomethinginaparticularfield

5.attend:tobepresentataneventoractivity;tolookafter,carefor,serve

Hedecidedtoattendthemeetinghimself.

Whichdoctorisattendingyou?

Theworkwasattendedwithmuchdifficulty.

6.expose:touncoverormakesth.visible;todisplay;tomakeknown;toreveal

Whenshesmiled,sheexposedasetofperfectwhiteteeth.

Don'texposeyourskintothesunfortoolong.

Theyhadtobeexposedtotheenemy'sgunfire.

Heexposedtheirplot.

Thecrimeofthecorruptofficials（貪官污吏）mustbeexposedwithoutanyreserve（保留）.

7.deadly:causingorlikelytocausedeath;extremelyeffective;filledwithhate

Deadlypoison/weapons/pale/

8:neither...nor...

9:control:tohavepowerover;torule;todirect

losecontrolof/be（go）outofcontrol

incontrolof控制,負(fù)責(zé)

underthecontrolof

AllschoolsarecontrolledbytheMinistryofEducation.

Thedriverlostcontrolofhiscaranditknockedintoatree.

Thecarwasoutofcontrolandranintoawall.

Hewasincontrolofthecar.

ThismoneyisunderthecontrolofMr.Brown.

10.absorb:totakein;suckup;holdtheattentionorinterestofsth.fully

Asponge（海綿）absorbswater.

Cleverchildrenabsorbknowledgeeasily.

beabsorbedin:專心于，全神貫注于

Thelittlegirlwasabsorbedinreadingatale.

Thewriterwassoabsorbedinhiswritingthatheforgottoflicktheashesfromhiscigar.

11.severe:soserious;veryharmfulorpainful;seriousoruncomfortable

beseverewith:對(duì)...要求嚴(yán)格

Ithinkyouaretoosevereontheboy.

Hisseverelooksfrightenedme.

Hehasaseverepaininhisleg.

Heisseverewithhimself.

12.Itseems/seemedthat...

Itseemedthatsheislying.

ItseemsthatMaryisabletosolvetheproblem.

13.betoblame:toberesponsibleforsth.bad;

be+todosth

Whoistoblameforthemistake?

Shewasinnowaytoblame.決不應(yīng)該責(zé)備他.

Nooneistoleavethisbuildingwithoutthepermissionofthepolice.

Youarenottodroplittleinthispark.公園里決不許亂丟垃圾.

14.immediately:atonce;withoutdelay;themomentthat...;assoonas

Shecameimmediately.

IcameimmediatelyIheardthenews.

ImmediatelyIsawherIrecognizedher.

15.link...to...:toconnectwith...

Fingerprintslinkedthesuspecttothecrime.

Thenewspapershavelinkedhisnameto/withhers.

16.announce:tomakesth.knownpublicly

Heannouncedhisdecision.

Itis/wasannouncedthat

Ithasbeenannouncedthathewillresign.

17.withcertainty:

Ican'tsaywithanycertaintywhereIshallbenextweek.

18.suggest:

Isuggestedthatheshouldgiveupsmoking.

Marysuggestedleavingearlyfortheairport.

Shesuggestedapicnicattheweekend.

19.instruct:togiveordersordirections

Afterhavingbeeninstructedtowaithereuntilthelecturerarrives.

Sheinstructedmeintheuseofthetelephone.

ThebossgavemesomanyinstructionsatonetimethatIgotmuddledup（使...糊涂）.

20.apartfrom:除….之％卜（還有）；除.….之外（沒(méi)有）besides:除….之外（還有）；inadditionto:包括；除…之外（還有）;

exceptfor:除.…之外（主語(yǔ)就完美無(wú)缺了），是對(duì)主語(yǔ)的修正.

WhatdoyoustudyapartfromEnglish?

Apartfrombeinglarge,thetrousersdonnotsuitme.

Besidesmilkandcheese,weneedvegetables.

Hehadconsideredeverythingexcepttheweather.

IknownothingaboutitexceptwhatIhavereadinthepapers.

Yourcompositionisexcellentexceptforsomespellingmistakes.

Step5Consolidation

DoExercises1,2,3and4inDiscoveringUsefulwordsandexpressions.

Step6Closingdownbyaquiz

Showthefollowingexercisestostudentsandletthemfinishinaveryshorttime.

1.writingthearticle,Mrs.Curieevenforgotherdinner.

A.AbsorbedinB.AbsorbingatC.HavingabsorbedbyD.toabsorbin

2.Noonehasanythingbetterthantheplannowunderconsideration.

A.putupB.comeupC.putforwardD.comeupto

3.Themotherdidn'tknowwhoforthebrokenglassasithappenedwhileshewasout.

A.tobeblamedB.toblameC.blamedD.wastoblame

4.PleasegivemeacallyouarriveinNewYork.

A.immediatelyB.immediatelywhenC.themomentwhenD.atthemoment

5.1carefornothingtheoneyouboughtformeyesterday.

A.inadditionB.aswellasC.besidesD.apartfrom

6.Hethelistofnamestoseethatnoonehadbeenleftout.

A.checkedB.examinedC.testedD.observed

7.Kevinlookedafteraday'shardwork.Whathewantedmostwasagoodrest.

A.exhaustedB.exhaustingC.exhaustD.beingexhausted

8.AllherfansarebyJolin'sperformanceintheliveconcert.

A.inspireB.inspiringC.inspiredD.beingspired

9.Allthestudentsareinstructedtoremain_untilallthetestpapersarecollected.

A.seatB.seatingC.tobeseatingD.seated

10.Oneofthemeasuresistoorganizethestudentstovisitothermuseums.

A.takenB.tookC.takingD.hastaken

11.thenewbridge,almostallworkerscontributedtheirsparetimetoit.

A.ConstructB.ConstructedC.ToconstructD.Havingconstructed.

12.Thereisnothingtodobutwaitfortheteachertocomehere.

A.leaveB.leavingC.toleaveD.left

13.Onlywhenheapproachedthemanitwasthesamepersonhequarreledwiththeotherday.

A.herealizedB.hedidrealizeC.realizedheD.didherealize

14.Nowadays,thepricesofmanythingsthroughtheInternetcanbelowerthanstoreprices.

A.areboughtB.boughtC.beenboughtD.buying

15.Theboyisgraduallyrecoveringunderthecareofthekindnurses.

A.injuredB.injuringC.injuresD.tobeinjures

16.Whowerethegueststoyourbirthdaypartylastnight?

A.beinginvitedB.tobeinvitedC.toinviteD.invited

(Suggestedanswers:ACDADAACDACDDBAD)

Step7Homework

Learnthenewwordsandexpressionsbyheart.

Finishoffthehomeworkexercises.Doexercise3onpage42intheexercisesbook.

Thethirdperiod:Learningaboutlanguage:Grammar

Importantpoints:

Getstudentstolearnandmasterthenewgrammaritem:Thepastparticiple(1)astheattributeandPredicative.

Difficultpoints:

Enablestudentstolearntheuseofthepastparticipleastheattributiveandpredicativecorrectlytothecontext.

Step1revision

Checkthehomeworkexercises.

Dictatesomenewwordsandexpressions.

Step2Lead-in

1.Showstudentsthefollowingsentencestoreadaloudandunderstand.

Sheisabeautifulyounglady.

Iwasangrywithhimforkeepingmewaitingsolong.

Manyterrifiedpeoplerushedoutofthehall.

Hegotworriedaboutlosingthemoney.

Sallywassoexcitedatthegoodnews.

2.Havestudentsdothefollowing.

1).Observeeachsentenceandpickouttheattributiveorpredicative.

2).Classifythewordsthatyouidentifyintogroupsandexplainwhyyoudividethemintothesesgroups.

Beautifulyoungangry

Worriedexcitedterrified

3).Nowuseadifferentpastparticipleoranadjectiveineachsentencetochangethemoodofthesentence.

Step3Discoveringusefulstructures

1.Askstudentstoturntopage2andreadthoughthepassageJohnSnowdefeats"KingCholera”,pickoutthesentences

wherepastparticiplesareusedastheattributiveorpredicative,andunderlinethepastparticiplesineachsentence.

2.LetstudentsworkinpairstotranslatethesesentencesintoChineseandtrytounderstandtheusageofthepastparticiples.

1).Buthebecameinspiredwhenhethoughtabouthelpingordinarypeopleexposedtocholera.

2).Neitheritscausenoritscurewasunderstood.

3).Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak.

4).Hebecameinterestedintwotheories.

5)andsoontheaffectedpersondied.

6).Hewasdeterminedtofindoutwhy.

7).HefoundthatitcamefromtheriverpollutedbythedirtywaterfromLondon.

8).HeimmediatelytoldtheastonishedpeopleinBroadStreettoremovethehandlefromthepump.

9).HefoundsupportingevidencefromtwootherdeathsthatwerelinkedtotheBroadStreetoutbreak.

10)thatpollutedwatercarriedthevirus.

11).Thewatercompanieswereinstructednottoexposepeopletopollutedwateranymore.

3.Rewritethefollowingsentences

1).Let'strythebookstorethatwasopenedlastmonth.

2).Nineoutoftenwomenwhowereinterviewedabouttheproductsaidtheylikedit.

3).Yesterday,thepresidentwenttovisittheworkerswhohadretired.

4).TheUnitedStatesisacountrywhichhasdeveloped.

5).Hetoldusthegreatwrongwhichhadbeendonetohim.

6).Wemustkeepasecretofthethingwhichisbeingdiscussedatthenextmeeting.

7).Pleasetellmethesubjectswhichwillbediscussedhere.

Step4Understandingandsummarizing

1.Askstudentstoworkinpairstofinishthefollowingexercisesonhowthepastparticiplesareused.

1).Completethetablewithphrasesthathavethesamemeaning.

Pastparticipleastheattribute(1)PastParticipleastheAttributive(2)

1.terrifiedpeople1.peopleterrifiedof(cholera)

2.reservedseats2.seatsreservedfor/by.二

3.pollutedwater3.waterpollutedby..二

4.acrowdedroom