七选五练习题

七选五练习题29．________Scientistsandexpertshaveprovedtheuniquenessoffingerprintsanddiscoveredthatnoexactlysimilarpatternispassedonfromparentstochildren,thoughnobodyknowswhythisisthecase.Theridge(隆起)structureonaperson'sfingersdoesnotchangewithgrowthandisnotaffectedbysurfaceinjuries.Burns,cutsandotherdamagetotheouterpartoftheskinwillbereplacedintimebyanewone,whichbearsareproductionoftheoriginalpattern.30.________Somecriminalsmakeuseofthisfacttoremovetheirownfingerprintsbutthisisadangerousandraresteptotake.Fingerprintscanbemadeveryeasilywiththeprinter'sink.Theycanberecordedeasily.31.________Becauseofthesimplicityandeconomyofthissystem,fingerprintshaveoftenbeenusedasamethodofsolvingthecriminalcase.Asuspectedmanmaydenyachargebutthismaybeinvain.32.________Whenasuspectleavesfingerprintsbehindatthesceneofacrime,theyaredifficulttodetectwiththenakedeye.33.________Someofthemarksfoundareincompletebutidentificationispossibleifaprintofaquarterofaninchsquarecanbeobtained.A．Specialtechniquesareusedto“develop”them.B．Afingerprintisanimpressionoftheridgestructure.C．Itisonlywhentheinnerskinisinjuredthatthearrangementwillbedestroyed.D．Withspecialmethods,identificationcanbeachievedsuccessfullywithinashorttime.E．Somecriminalsmayleavetheirfingerprintsatthesceneofacrime.F．Hisfingerprintscanprovewhoheisevenifhisappearancehasbeenchangedbyageoraccident.G．Everyhumanbeinghasauniquearrangementoftheskinonhisfingersandthisarrangementisunchangeable.【答案】29.G30.C31.D32.F33.ASomesimplekeystotransformyourlifeThepowerofchoices.Everyoneofusmakescountlesschoiceseveryday.Everychoicewemakehasanimpactonourlives.16.________Whenhungerstrikes,wecanreachforahealthy,nutritioussnack,orwecanchoosethesugarhighofjunkfood.Themoreimportantthedecision,thegreateritseffect.Forinstance,howdoIacttowardsthatpersonwhotreatedmebadly?DoIgenerallychoosetobepassive，ordoIactivelysetclearintentionsandcreatewhatIwantinmylife?Everychoicewemake,howeverbigorsmall,affectsusinsomeway.17．________Ifyouareinterestedinlivingaricher,fullerlife,thereisafoundationuponwhichyoucanbaseallofyourdecisionswhichcanmakelifebetternotonlyforyou,butalsoforthosearoundyou.Thisfoundationistochoosebasedonwhat'sbestforall.Imagineaworldwhereeveryparent,friend,teacher,businessperson,andpoliticiantrulydidtheirbesttochoosewhat'sthebestforallinvolvedineverydecisiontheymade.Wewouldcertainlyliveinamorecaring,supportiveworld.It'stheintention.18．________Theanswerissimple.Itdoesn'tmatter.Thematteritselfisnotthechoiceyoumake,butrathertheintentionbehindyourchoice.Thekeyisthatwhatdecisionyoumake.Youareclearinyourintentionofchoosingbasedonwhat'sthebestforall.Ifitlaterturnsoutthatyouseemtohavemadeabadchoice,there'snoneedforguilt.Knowingthatyoudidyourbesttochoosewithasinceredesireforwhat'sthebestforall,yourconsciencestaysclearandopen.19.________What'sthebestforme,too?Choosingwhat'sthebestdoesnotmeanyouhavetoalwayssacrificeyourselfforothers.Anotherexample,averyexhaustedmothercanlosehertempereasilyandthenshemaybecomeillsothatshecan'tsupportherfamilywithoutearninganymoney.20.________Soaswemovethrougheachdayofourlives,letuslearntocareaboutourselvesaswedoourbesttochoosewhat'sthebestforothers.A．Howdoyoumakechoices?B．Discussthemtogethertochooseyourproject.C．ButhowdoIknowwhatisreallythebest?D．Whatisimportantisthatweshouldpayattentiontothispresence.E．Soitisveryimportantforyoutotakegoodcareofyourself.F．Evensmallorunimportantchoicescanaffectwhatweexperienceandhowwefeel.G．Thisthenallowsyoutoimproveyourdecision,andmakearightone.【答案】16.F17.A18.C19.G20.EDon'tyoujustloveiceskatingeverywinter?Iamsurethatsincewinterisapproaching,yourskatesaresettocomeout,justwaitingtobeused.Impressyourfriendswithyournewtricksonhowtoice－skatebackwardswiththehelpofthesetips.StandstraightThefirstthingthatyouneedtodois,standstraight.26.________，ifyoufeelthatyouarefallingbackwards.Don'tworry，andthishappenstoall.ConfidenceiswhatyouneedThemostimportantstepwhilelearninghowtoskatebackwards,ishavingenoughconfidenceinyourselfandinwhatyouaredoing.Howcanyouachievethis?Bypractice.Oneoftheimportanticeskatingtipsandtechniquesisthatifyoufeelthatyouarelosingyourbalance,thenscissor(做剪式运动)yourskates.27.________．MaintainspeedTryskating(滑)withoneskatewhilerollinginastraightlinewiththeother.28.________.Nowbringtheskatewhichyouareusingtoscull,andthenagain,repeatthesameprocess.Makesurethatyouputmostofyourweightontheskatewhichismovingstraightandnottheonewithwhichyouaresculling.Now,trythesamethingusingtheotherfoot.29．________Onceyouareconfidentthatyoucanscullwitheitherfoot,thenextthingthatyouhavetodoisincreaseyourspeed.Trysomeofyourowntricksnow.Scullwitheitherfootorwithbothatthesametime.ScullandbeawareWhileyoukeeponefootstraight,keepscullingwiththeother.Youcandothatwithbothfeetatthesametime.30.__________，butdon'tgetsoinvolvedthatyoudon'tseewhereyouaregoing.Ifyouarenotwatchingyourback,youmightjustbangagainstsomethingorsomeone.A．Thatis,keeppushingyourselfbackwardwithanoutwardstroke(滑动)B．Whilegoingbackwards,justgetusedtothefeelingofmovingbackwardsC．KeeppractisingthistillyouareconfidentaboutitD．IncreaseyourspeednowE．Onemustbebraveenoughtolearntoice－skatebackwardsF．ConcentrateonwhatyouaredoingG．Justputyourchinupandslightlybendyourknees【答案】26.G27.C28.A29.D30.FAreyouasaveroraspender?16．________Thisoldsayingcallsattentiontothewisdomofsavingmoney.“Puttingmoneyawayforarainyday”isanotherwaytotalkaboutsavingforthefuture.Peoplewhohatetospendmoneyareknownas“tightwads”，whilethosewholiketogetthemostvaluefortheirmoneyarecalled“thrifty”.17.________Aspendthriftissomeonewhospendsmoneywastefully.Peoplelikethatareoftensaidtospendmoney“likeadrunkensailor”orlike“there'snotomorrow”．IntheUnitedStates,peoplewhowanttostartasavingsaccounthavedifferentchoicesofwheretoputtheirmoney.18.________Creditunionsarecooperativesforpeoplewhohavesomekindofconnection.Forexample,themembersmightworkforauniversityoragovernmentagency.Mostcreditunionsarenon－profitorganizations.Creditunions,banksandotherfinancialinstitutionspayinterestonsavingsaccounts.Buttheinterestratesarelow.Certificatesofdeposit(存款)payhigherreturns.Withacertificateofdeposit，apersonagreesnottowithdrawthemoneyforacertainperiodoftime.Thistermcouldbeanywherefromafewmonthstoseveralyears.19.________Peoplecanwithdrawtheirmoneyearlybuttheyhavetopayapenalty(罚金)．Inanumberofcountries,peoplehavebeensavinglessovertheyears.Itisreportedthatin,Americanshadahouseholdsavingsrateof7%.20.________ManyEuropeancountrieshavehigherrates,butAmericanssavemorethanfamiliesinJapan.A．Peoplearewillingtosavemoneyforthefuture.B．Apennysavedisapennyearned.C．Beforegold,evenkingstakeofftheirhats.D．Theseincludebanksandcreditunions.E．Longertermsandlargeramountspayhigherinterest.F．Athriftypersonisdifferentfromaspendthrift.G．Thisyeartherateisexpectedtobealittlemorethan4%.【答案】16.B17.F18.D19.E20.GHowtopassanimportanttestWhetherit'safirstgradesciencetestorCollegeEntranceExam,alltestshaveonethingincommon:youhavetopass.26.________Stuckinasituationwhereyoudon'tknowwhattodo?Thisarticlecanhelp.Tips★1.Onceyougetthestudyguide,makeplansrightawaytostudyassoonaspossible.Noexcuses!Killingtimewithfriendsisn'tworthit，sinceyoucanalwayshangoutwiththemanyotherday.★2.Getplentyofrest.27.________Ifyouwalkintotheclassroomsleepily,you'llmostlikelynotfinishthetestbecauseyouaresotired.★3.Eatagoodmealforbreakfast.28.________Somehealthybreakfastsuggestionsareoatmeal(燕麦片),highfibrefood,andgrapefruitwiththefreshfruitsalad.★4.Bringallnecessarymaterials.29.________Bringpencils,pens,pencilsharpeners,snacks(ifallowed)，erasers,thecalculator(ifallowed)andanythingelseyou'llneedforthetest.★5.30.________Showinguplatecutsbackthetimeyou'llhavetotakeforthetestifit'salreadytestinghours.You'llprobablymissanyimportantinformationneededincompletingthetest.Insometests，latecomersarenotallowedtotakethetest.A．Theexamtestsvocabulary,readingandmathsskills.B．Onepieceofcheeseprobablywon'tlastuntiltesttime.C．Don'tforgettosetyouralarmclockandshowuponthetestdayontime.D．Studiesshowthatifyougetenoughsleep,yourbrainwillbemuchmoreefficient.E．Showingupwithoutsomethingassimpleasapencilcanmakeabigeffectonyourtest.F．Failingthetestwon'thelpyouinthelongrun,soit'simportanttoknowhowtopreparetopassthatbigtest.G．Thistestisachallengingoneandeveryyearmanystudentsareunabletoqualifyitjustbecauseoflackofguidance.【答案】26.F27.D28.B29.E30.CHabitsofhighlysuccessfulstudentsNeverover－studyWhenyouspendtoomuchtimestudying,youwillquicklylosefocusandthetimespentinstudyingwillbecome“junktime”．Youthinkyou'restudyingbutyou'rejustsittingthererereadingthesamesentenceabout100timesandyou'renotgettinganywhere.Instead,takeregularbreaks.26.________Besides,itwillgiveyourmindsometimetotakeinwhatyouhavebeendoing.27．________Topstudentsdon'tjustrandomly(随意地)sitdownandcompletework.Theyactuallyplanwhattheyaregoingtodo:theyactuallyplanthetimewhentheywillstudyandtheysetgoalsforwhatwillbeachieved.Ifyouwanttobesuccessful,doassuccessfulpeopledo.Setaplan,setagoalandsticktoit,whichwillcreatearoutineandaroutineisthefirststeptowardsdevelopingahabit.28.________FrontuptothetoughestworkfirstManyofusliketodotheeasythingsfirsttobuildourconfidence.That'sfairenough.Theonlychallengewiththisapproachisthatyouuseupyourprimaryenergyatthestartofanystudyperiod.Soifyouaredealingwiththeeasypartswithyourprimaryenergy,yourbatterieswillbelowwhenitcomesthetimetodealwiththehardpart.Sowhathappensthen?29.________Wealldoit.Wereallyshouldn't,though.Sodevelopthehabitofgivingyourprimaryenergytothehardtasksandcompletingtheeasystufflast.30．________Dowereallyhavetoexplainthis?Justturnthemoffforanhour.Wepromisetheworldwillstillbetherewhenyoulogbackin!Don'ttextyourfriends,don'tchatwhiledoingmemoryactivities，don'tmakephonecalls,andjustfocusonwhatyou'redoing.Evenifyoufocusonworkfor15minutesfollowedby5minutesofchatting,it'sbetterthan30minutesofworkwhilealsochatting!Yougetthatright?A．Takingbreakscanmakeyougeteverywhere.B．Yougettiredandimpatientandjustgiveup.C．Positivehabitsdecidefuturesuccess.D．PlanyourstudyE．Takingbreakswillmakeyouenergeticagainandrefreshyourmind.F．GetoffsocialnetworkingsitesandturnoffthephoneG．Achieveyourgoal【答案】26.E27.D28.C29.B30.FAlbertEinsteinofferedusmorethanjusttheamazingtheoryofrelativityandE＝mc2.Throughhispersistenceinhisdiscoveriesinscience,Einsteinshinedalightonhoweachofuscandotheimpossiblebyworkinghard,experiencingfailure,andvaluingpeople.11.________●SimplifyyourworkIfyoucan'texplaintoasix－year－old,youdon'tunderstandityourself.—AlbertEinsteinThemorecomplicatedyouhavetomakesomethingseem,themoreyoudonotunderstandtheinnerworkingofit.12.________Didtheymakeeventhemostcomplicatedtopicfullofvocabularythatyoudidnotunderstandordidtheymakeiteasiertounderstandbysimplifying?●LiveinthepresentIneverthinkofthefuture—itcomessoonenough.—AlbertEinstein13．________Youcantrytogetyourselfworriedaboutthefutureandmakeplansthatmaynotworkoutaccordingtoplans.Whatmattersmostislivingnow,today.Doyourbestrightnowanddonotworryabouttomorrow.●WorktowardstheimpossibleOnlythosewhoattempttheabsurdcanachievetheimpossible.—AlbertEinsteinIfitseemsridiculoustoothersandyouarewillingtotaketherisk,thenyouareabletoachievetheimpossible.14.________Youcompletewhatwasonceanobstacle.●ValuepeopleLifeisn'tworthliving,unlessitislivedforsomeoneelse.—AlbertEinsteinIfyouputpeoplefirst,theywillvalueyouandconsideryouapersonwhogenuinelycaresaboutothers.15.________Showthemthatyouvaluethem.Thankthemandsendcomplimentstheirway.Itwillnotonlymaketheirdaybetter,buttheywillappreciateitandrememberwhatyouhavedoneforthem.A．Spendatleastafewminutesoutofyourbusydaytalkingwithpeoplewithoutanydistraction.B．Scientistsindifferentfieldsareinterestedintheuniquetheoryofrelativity.C．Whenyougobeyondwhatothersthinkisreasonable,anamazingthingstartstohappen.D．Thinkdifferently,andyoumayfindyouranswer.E．Evenifyouarenotascientist,youcanapplytheselifelessonstoyourownlife.F．Youareonlyguaranteedthemomentthatyouhaverightnow,atthismoment.G．Thinkaboutthebestteachersthatyouhavehadinyourlife.【答案】11.E12.G13.F14.C15.ALifecomesinapackage.Thispackageincludeshappinessandsorrow,failureandsuccess,hopeanddespair.Lifeisalearningprocess.Experiencesinlifeteachusnewlessonsandmakeusbetter.LoveLoveplaysakeyroleinourlife.Lovemakesyoufeelwanted.Withoutlove,apersoncouldbecomecruelandviolent.Intheearlystageofourlife,ourparentsaretheoneswhoshoweruswithunconditionalloveandcare.Theytelluswhatisrightorwrong,goodorbad.11.________.Itisonlyaftermarriageandhavingkidsthatapersonunderstandsandbecomessensitivetothefeelingsofothers.Kidsmakeapersonresponsibleandmatureandhelpustounderstandlifebetter.HappinessandsorrowMaterialistichappinessisshort－lived,buthappinessachievedbybringingasmiletoothersgivesacertainleveloffulfilment.12.________.Nomindishappywithoutpeace.Werealizethetrueworthofhappinesswhenweareinsorrow.Sorrowisbasicallyduetodeathofalovedone,failureanddespair.Butthesethingsaretemporaryandpassaway.Failureandsuccess13．________.Ithelpsustotouchthesky,teachesustosurviveandshowsusaspecificway.HopeanddespairHopeiswhatkeepslifegoing.Parentsalwayshopetheirchildrenwilldowell.Hopemakesusdream.Hopebuildsinpatience.14.________，becauseaftereverynightthereisaday.Nothingremainsthesame.Wehaveonlyonechoice—keepmovingoninlifeandbehopeful.Lifeteachesusnottoregretoveryesterday,forithaspassedandisbeyondourcontrol.Tomorrowisunknown,foritcouldbeeitherrightordull.15.________，sothatwewillenjoyabettertomorrow.A．LifeteachesusnottodespaireveninthedarkesthourB．SotheonlyalternativeisworkinghardtodayC．ButwealwaystendtotakethisforgrantedD．SuccessliesintrustingyourselfE．Solet'senjoyeverydayF．FailureisthepathtosuccessG．Peaceofmindisthemainlinktohappiness【答案】11.C12.G13.F14.A15.BWe'veallbeenhurtbyanotherpersonatonetimeoranother.Thispaincausesproblems.Itnotonlycausesustobeunhappy,butcanruinrelationships,distract(使分心)usfromworkandfamilyandotherimportantthings,andmakeusunwillingtoopenuptonewthingsandpeople.Weneedtolearntoletgo.11.________Forgivenessdoesnotmeanyouerasethepast,orforgetwhathashappened.Allitmeansisthatyouarelettinggooftheangerandthepain,andmovingontoabetterplace.It'snoteasy,butyoucanlearntodoit.12．________Thinkofalltheproblemsthispaincausesyou，andrealizeyouneedtochange.Thenthinkofthebenefitsofforgiveness—howitwillmakeyouhappier,freeyoufromthepastandthepain,andimprovethingswithyourrelationshipsandlifeingeneral.Trytoputyourselfinthatperson'sshoes.Trytounderstandwhythepersondidwhathedid.Whatcouldhehavefeltashedidit,andwhatdidhefeelafterwards?13.________Youaren'tsayingwhathedidisright,butareinsteadtryingtounderstand.Understandyourresponsibility.14.________Thisisn'ttosayyou'retakingalltheblame,ortakingresponsibilityawayfromtheotherperson,buttorealizethatwearenotvictimsbutparticipantsinlife.15．________Asyoufocusonthepresent,tryfocusingonyourbreathing.Imagineeachbreathgoingoutisthepainandthepast,andimagineeachbreathcominginispeace,enteringyouandfillingyouup.A．Howdoeshefeelnow?B．Ofcourse，wecanpushitaside.C．Allowpeacetoenteryourlife.D．Thinkabouttheadvantagesanddisadvantages.E．Weneedtobeabletoforgive，sowecanmoveonandbehappy.F．And，thus，thedeepertherelationship，thedeeperithurtswhenotherswoundus.G．Trytofigureouthowyoucouldhavebeenpartlyresponsibleforwhathappened.【答案】11.E12.D13.A14.G15.C根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多出选项。TipsonhowtosavemoneyIt’simportantforyouteenagerstoknowhowtosavemoney.Youknowthatthemoneyyousavecanbeforrainydaysandbeusedtopaythroughyourcollegeeducation.Ifyouthinkit’sadifficulttaskanddon’tknowhowtodoit,pleasedoasthefollowing.16Mydadalwaystellsmethatifonedoesn’trespectmoney,itwillneverrespectyou.Hence,it’simportantthatyoukeeparecordofyourdailyexpenses.Makeitahabittowritedownallthatyouhavespent.Andwhenyoufindoutthetotalexpensesattheendofthemonth,youwillrealizewhatyouhavespentmoremoneyindoing.17Openasavingsaccount.Openingasavingsaccountisabetterwaytosavemoney.Youcansetagoal;say(forexample),themoneyisforanewnotebookorforcollege,andthensave,untilyouhaveenoughmoneytobuyanotebookoruntilyougotocollege.18Donotcarrymuchcash.Doyouhavethehabitofnotleavingastorewithoutbuyinganything?Theonlywaytostopthatiscarryinglessmoneyaroundwithyou.Gotothestorewiththeminimumamountofmoney,whichwillnotevenhelpyoubuyadrink.19Savethechanges.Savethechangesthatyougetback.Ifyouhavegonetoashoptobuysomethingandgetbacksomechanges,thendonotspendthem.20Andyou’llbesurprisedatthehugeamountofmoneyafterdays.Followthesetipsabove,andthusyoucansavealotofmoney.Andsurely,they’llhelpyoutobemoreresponsibleinyourlife.A.Keeparecordofyourdailyexpenses.B.Afterafewdays,you’llgetridofthishabit.C.Instead,youcansavetheminyourpiggybank.D.Bythattime,youwillrealizetheimportanceofsavingmoney.E.Savingmoneybuildsyourfinancialpowerandpersonalfreedom.F.Nextmonth,youwillautomaticallytryandsavemoreinthatpart.G.Nowadaysinthedevelopedanddevelopingcountries,peopleareallworkingforthesakeofearningmoney.七选五：16-20AFDBC根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多出选项。Thereareallsortsofgoodsensiblereasonstoavoidgettingangry.Notonlydoesitmakeusfeelbad,italsomakesusdostupidthingswithoutnoticingtherisksanditcanbeself-destructive.___46___Butlikeallemotions,angerhasitspurposes,whichcanbeusedforgoodeffects.Angerisamotivatingforce.Infactangeritselfisakindofpositiveenergyandapowerfulmotivatingforce.___47___Whenweseesomethingasbeneficial,wewantitmorewhenweareangry.So,whenusedright,constructiveangercanmakeusfeelstrongandpowerfulandhelppushusontogetwhatwewant.___48___Itmaysoundlikeastrangethingtosay,butangrypeoplehavesomethingincommonwithhappypeople.That’sbecausebothtendtoexpectfavorableresults.Bycomparison,thoseexperiencingmorefeararemorepessimisticaboutthefutureandexpectfurtherterrors.Angercanbenefitrelationship.Societytellsusangerisdangerousandweshouldhideit.Theproblemisthatwhenwehideouranger,ourpartnerdoesn’tknowhe’sdonesomethingwrong.Andsohekeepsdoingit.___49___Theexpressionofanger,ifreasonableandaimedatfindingasolution,canactuallybenefitandstrengthenrelationships.Angerprovidesself-understanding.Angercanals