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部分：词汇选项1Thepriceofvegetablesf1uctuatesaccordingtotheweather.AjumpsBrisesCfallsDchanges2Didyoudothattoirritateher?AteaseBattractCannoyDprotect3Marylookedpaleandweary．AillBtiredCworriedDpeaceful4Thewaterinthispartoftheriverhasbeencontaminatedbysewage(污水).ApollutedBdowngradedCmixedDblackened5Hertreatmentofthesubjectisexhaustive.AveryboringBverythoroughCveryinterestingDverytouching6Aliceisafascinatinggirl.AabeautifulBaprettyCanattractiveDapleasant7Hermoodcanbegaugedbyherreactiontothemosttrivialofincidents.AdisplayedBshownCprovedDassessed8TheoldladyletherflattoanEnglishcouple.AofferedBrentedCprovidedDsold9Shestoodthere，cryingandtremblingwithfear．AshakingBstaggeringCstrugglingDmurmuring10Theystrolledaroundthelakeforanhourorso.AranBrolledCwalkedDraced11Theconclusioncanbededucedfromthepremises．AarguedBderivedCpermittedDcome12Icannolongertoleratehisactions．AputupwithBacceptCtakeDsufferfrom13Ourplanistoallocateonememberofstafftohandleappointments.AaskBpersuadeCassignDorder14Shehasbeenthesubjectofmassivemediacoverage.AextensiveBnegativeCresponsiveDexplosive15Iexpectthatshewillbeabletocaterforyourparticularneeds.AsupplyBreachCprovideDmeet第2部分：阅读判断EruptionsofMountSaintHelensOnMarch27，theUSGovemmentscientistsmadeadecisionaftertheypredictedtheemptionofMountSaintHelens．Theytelephonedallstateandlocalofficialsintheareaandtoldthemthataseriouseruptionwaspossibleatanytime,Roadswereclosedtoeveryoneexceptscientistsandforestkeepersstruggledtokeepcuriousvisitorsawayfromthemountain.ShortlyafternoononMarch27，MountSaintHelenseruptedforthefirsttimein123years．Peoplelivingnorthofthemountainheardaloudboomthatshooktheirwindows，andairlinepilotsflyingnearthevolcanosoonafterwardsdescribedathickblackcolunmofashandsteamshootingmorethan2，100metersintothesky．Later,scientistsfoundthattheexplosionhadmadeanewcrater(大坑)inthetopofthemountain．notfarfromtheoldcrater．Thenorthsideofthepeaknowhadahugebulge(凸出部分)whererockandicehadbeenpushedoutbytheeruption．AseconderuptionshookthemountainonMarch28．It，too，sentupacolumnofblackashhighintothesky．ByMarch29，scientistsflyingoverthemountainsawthatasecondcraterformedabout9metersfromthefirstone．Strangeblueflamesflickered(闪烁)insidethecraterandsometimesjumpedfromonecratertotheother．ByAprilthemountainhaderuptedseveralmoretimesandthesnowonthenorthslopeofthepeakwasblackwithash．Ashcarriedbythewindhadfallenontownsasfaras240kilometersawayfromMountSaintHelens．DuringthefirstweekofApril，MountSaintHelensgavescientistssomethingnewtoworryabout：harmonictremors(震动)recordedbyscientistsshowedabigeruptionwouldhappen．AllduringAprilandintoMayMountSaintHelenscontinuedtoshudder(震动)andshootoutash．By.April8,twocratershadmergedtofromavastholenearlyahalfofakilometerwideand250metersdeep．Scientists'mainworryduringthistimewasthegrowingbulgeofrockandiceon．thenorthfaceofthemountain．ByMay7scientistsfearedtheworst．TheirwarningsledWashingtonGovernortosetupsafetyzonesaroundthemounmin．Theinnerredzonewasopentoscientistsonly．Theouterbluezonewasopenonlytopeoplewhogotspecialpermits．Butinspiteof，somepeoplegotpasttheroadbarriersandriskedtheirlivestryingtogetclosetothevolcano．16AmericanscientistspredictedthatMountSaintHelenswastoeruptsoon.ARightBWrongCNotmentioned17Pilotsflyingattheheightofmorethan2，100meterssawathickblackcolumnofashandsteamshootingupintotheairfromthecrater．ARightBWrongCNotmentioned18Anewcrater,whichwastothesouthoftheoldone，wasformedaftertheSeconderuption.ARight．BWrongCNotmentioned19ThequakesrecordedduringthefirstweekofAprilintheareaofMountSaintHelenswarnedscientistsofaneweruption．ARightBWrongCNotmentioned20TwoscientistslosttheirlivesduringtheseconderuptionofMountSaintHelens.A．RightBWrongCNotmentioned．21MostofthedreadfuleruptionsofMountSaintHelenstookplaceinearlyMay．ARightBWrongCNotmentioned22TheeruptionofMountSaintHelensattractedalargenumberofforeigntourists．ARightBWrongCNotmentioned第3部分：概括大意与完成句子ElectromagneticEnergy1．Whitelightseemstobeacombinationofallcolors．Theenergythatcomesfromasourceoflightisnotlimitedtothekindofenergyyoucansee．Heatisgivenoffbyaflameoranelectriclight．Onacloudydayitispossibletogetasunbameventhoughyoufeelcoo1．Visiblelightandthekindsofenergythatproducewarmthandsunburnareexamplesofelectromagneticenergy．2．Thesunis93millionmilesfromtheearth．Yetwecanuseenergyfromthesunbecauseelectromagneticenergytravelsthroughspace．3．ManyOtherkindsofenergyarealsotypesofelectromagneticenergy．Radio，television，andradarsignalstravelfromtransmitterstoreceiversaslow-energyelectromagneticwaveslInfrared(红外线的)radiationisanelectromagneticwave．Whenitisabsorbedbymatter．heatisproduced.Wavesofinfraredandvisiblelighthavemoreenergythanwavesofradio，television，orradar.Ultravioletrays(紫外线)andX-raysareelectromagneticwaveswithevengreateramountsofenergy．Infraredradiationisusedincookingfoodandheatingbuildings．Sunlightandelectriclightsarepartofourrequirementsfornormalliving．Ultravioletradiationisusefulinkillilagcertaindiseaseorganisms．X-raysandgammarayshavesomuchenergythatt