高考英语一轮复习Unit5Thepowerofnature单元检测新人教版选修6Word格式文档下载.docx

高考英语一轮复习Unit5Thepowerofnature单元检测新人教版选修6Word格式文档下载.docx

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sphysical,mental,orbecausenaturaldisastersexposepeopletodangerbybringinguporthreateningtheirimmediateenvironment,effectivemanagementofenvironmentalhealthafteranaturaldisasterisofgreatimportance.

Theenvironmentalhealthmeasuresthatmustbeconsideredafteranaturaldisasterincludethesupplyofappropriateshelterforindividualsorgroupsofpeoplelefthomeless,thedistribution（分配）ofsafeandaccessiblewater,andtheprotectionanddistributionofsafefoodproductsandsoon.

Toeffectivelymanageenvironmentalhealthduringandafteradisaster,itisimportantthatastateofpreparationisineffectbeforetheeventactuallyoccurs.Duringanemergency,successlargelydependsonmakinggood,rapidjudgmentandappropriateresponsemeasures.High-leveldecisionmakers,therefore,mustbefamiliarwithsoundmeasuresbeforehandandshouldbegivenanaccuratejudgmentofthedisaster'

sspecificeffectsasquicklyaspossible.

Thisbookisintendedtoserveasaguideforthosewhomaybecalledupontomakeemergencydecisionsafterdisasterstrikes.Therecommendedenvironmentalhealthmeasureshavebeenlistedintheorderof 

priority 

inwhichtheyshouldbetakenduringanemergency.However,eachnaturaldisasterisuniqueinthedegreeortypeofemergency.Inresponsetoanygivendisaster,decisionmakersmayfinditnecessarytochangethepriorityassignedtoanyparticularmeasure.

1.Whyisitsignificanttotakeeffectivemeasuresafteranaturaldisaster?

A.Victimsmaybeindangerwithoutimmediatecontrols.

B.Victimsmaybeattheriskoflosingtheirproperties.

C.Victimsmaybeexposedtopoisonousorradioactiveminerals.

D.Victimsmaybethreatenedbyenvironmentalhealthproblems.

2.WhatisthemainideaofParagraph3?

A.Goodpreparationsbeforehandarevital.

B.Rapidjudgmentisquitebeneficial.

C.Effectivemeasuressoundfamiliar.

D.Slowresponsessoundineffective.

3.Whomisthebookmainlywrittenfor?

A.Aresearcherquiteintoenvironmenthealth.

B.Anorganizertohandledomesticdisastroussituations.

C.Apossibledecision-makertohandleadisasteremergency.

D.Aholidaymakerfondofthetopicofeffectivemanagement.

4.Whichofthefollowingcanreplacetheunderlinedword＂priority＂inParagraph4?

　A.Perfection.B.Preference.

　C.Possibility.D.Popularity-

B

Atsunamiisaseriesofoceanwavesthatsendssurges（汹涌）ofwater,sometimesreachingheightsofover100feet,ontoland.Thesewallsofwatercancausewidespreaddestructionwhentheycrashashore.

Thesefear-inspiringwavesaretypicallycausedbylarge,underseaearthquakesatplateboundaries.Whentheoceanfloorataplateboundaryrisesorfallssuddenlyitdisplacesthewateraboveitandlaunchestherollingwavesthatwillbecomeatsunami.

Tsunamismayalsobecausedbyunderwaterlandslides（山崩）orvolcaniceruptions.Theymayevenbelaunched,astheyfrequentlywereinEarth’sancientpast,bytheimpactofalargemeteorite（陨石）throwingintoanocean.

Tsunamisraceacrosstheseaatupto500milesanhour—aboutasfastasajetairplane.AtthatpacetheycancrosstheentireexpanseofthePacificOceaninlessthanaday.Andtheirlongwavelengthsmeantheyloseverylittleenergyalongtheway.

Indeepoceans,tsunamiwavesmayappearonlyafootorsohigh.Butastheyapproachshorelineandentershallowerwatertheyslowdownandbegintogrowinenergyandheight.Thetopsofthewavesmovefasterthantheirbottomsdo,whichcausesthemtorisesteeply.

Atsunamiisusuallycomposedofaseriesofwaves,calledawavetrain,soitsdestructiveforcemaybeincreasedassuccessivewavesreachtheshore.Peopleexperiencingatsunamishouldrememberthatthedangermaynothavepassedwiththefirstwaveandshouldawaitofficialwordthatitissafetoreturntovulnerablelocations.

Sometsunamisdonotappearontheshoreasmassivebreakingwavesbutinsteadasaquicklysurgingtidethatfloodscoastalareas.

Thebestdefenseagainstanytsunamiisearlywarningthatallowspeopletolookforhigherground.

5.Whichofthefollowingmaynotcauseatsunami?

A.Asuddenbiglandslideunderwater.

B.Anunderwaterearthquake.

C.Theeruptionofanunderwatervolcano.

D.Thefallingofajetplaneintotheocean.

6.Fromthetext,wecanknowthat 

　　　.

A.intheancienttimes,thefallenmeteoriteoftencausedatsunami

B.atsunamiwillbecomeweakerandweakerasitmoveson

C.onceatsunamibreaksout,itusuallycomesoneafteranother

D.atsunamicanalwaysbepredictedaheadoftime

7.Sometimesatsunamisiscalledawavetrainbecause 

A.itisaslongasatrainwhenitcomestotheshore

B.itmovesfasterandfasterlikeatrain

C.ithasmorethanonewavewhenitbreaksout

D.itslowsdownwhenitcomesneartheshoreline

8.Accordingtothetext,howcanweavoidatsunami?

A.Tobuildasystempredictingitinadvance.

B.Towaitfortheendofthefirstwave.

C.Toescapebyplaneorbytrain.

D.Tokeepawayfromthecoastalareas.

C

Morethanonein10oftheUK’swildlifespeciesisthreatenedwithextinction（灭绝）andthenumberofthenation’smostendangeredcreatureshasfallenbytwo-thirdssince1970.Theabundanceofallwildlifehasalsofallen,withoneinsixanimals,birds,fishandplantshavingbeenlost,aStateofNaturereportfound.

Togetherwithhistoricaldeforestation（毁林）andindustrialization,thesetrendshavelefttheUK＂amongthemostnature-exhaustedcountriesintheworld＂,withmostofthecountryhavinggonepastthestageatwhich＂ecosystemsmaynolongerreliablymeetsociety’sneeds＂.zxx*k

Thecomprehensivescientificreport,gatheredbymorethan50conservationorganizations,spellsoutthedestructiveimpactofmodernfarmingandclimatechangeonhabitatsfromfarmlandandhillstoriversandthecoast.＂Thefallinwildlifewasn’tjustallbackin70sand80s,it’sstillhappeningnow,＂saidMarkEaton,atRSPBandtheleadauthorofthereport.＂We’regettingmoreefficientinourfarming.Inawayit’ssomethingtobecelebrated—howgoodourfarmingscienceandtechnologyis,butitdoessqueezenatureout.＂

Eatonsaidthereweregoodexamplesofwildlifeandhabitatrecovery,butsuchprojectsweretoofewtoturnthetide,withpublicfundingfornature’sdiversityhavingfallenby32%from2008to2015.＂Theabilitytodoitiswithinourgrasp;

it’sjustaboutresourcesandthewillingness.Thenaturalworldisinserioustroubleanditneedsourhelpasneverbefore.Wecontinuetolosethepreciouswildlifethatenrichesourlivesandisessentialtothehealthandwell-beingofthosewholiveintheUK.ButtheStateofNature2016reportgivesuscauseforhopetoo.Landscapesarebeingrestored,specialplacesdefended,strugglingspeciesbeingsavedandbroughtback.Butweneedtobuildsignificantlyonthisprogressifwe’retoprovideabrightfuturefornatureandforpeople.＂

Overall,thenewreportfoundthat56%ofspeciesdeclinedbetween1970and2013,and53%between2002and2013.Whiletherestofthespecieswereincreasing,we’reseeingalotofdisorder,somespeciesgoingupreallyfastandsomegoingdownequallyfast.Itdoesn’tlooklikeahealthy,naturalsituation.Ifthatcarrieson,youendupwithjust50%left.

9.HowisParagraph1mainlydeveloped?

A.Bylistingfigures.B.Bygivingexamples.

C.Byanalyzingcauses.D.Bymakingcomparisons.

10.Whatdoestheunderlinedpartmean?

A.Modernfarmingmustreturntonature.

B.Modernfarmingmakesfulluseofnature.

C.Modernfarmingcanenrichnature’sdiversity.

D.Modernfarmingmaydisturbnature’sbalance.

11.Whatdoesthelastbutoneparagraphmainlysuggest?

A.Endangeredwildlifemustbewellprotected.

B.Peopleshouldunitetofightforabrightfuture.

C.Thesituationisstillseveredespitesomeprogress.

D.Moremoneyisneededforenvironmentalprotection.

12.Whatistheauthor’spurposeinwritingthepassage?

A.TotelltheBritishhowtosavewildlifespecies.

B.Toexplainwhymorewildlifespeciesfaceextinction.

C.Tostresstheimportanceofprotectingwildlifespecies.

D.TointroducethecurrentsituationofBritain’swildlifespecies.

D

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