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dl.zhcoo.comsjz.zhcoo.comxa.pppppj.cnzz.sooker.comyuzsb.comhenanzhaojiao.comxx.zhcoo.comsouxuesouke.comhehuawang.com.cn1927ta.comPartIReadingComprehensionDirections:Thereare4readingpassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA.,B.,C.,andD..YoushoulddecideonthechoiceandmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecenter.Passage1Questions1to5arebasedonthefollowingpassage.Oneoftheadvantagesofbeingself-employedisthattheprofitthebusinessmakesbelongstotheowner.Iftheself-employedpersoninsuccessfulinbusiness,heorshehasthechancetoearnagreatdealofmoneyandevenbecomewealthy.Theprofitearnedbyaself-employedpersonistherewardforhisorhereffort,ability,andcreativity.Thus,asecondadvantageofbeingself-employedisthataperson'sintelligenceandabilitieshaveadirecteffectonhisorherearnings.Peoplewhohaveoutstandingabilitiesorintelligenceoftenfindtheycanearnfarmorethroughself-employmentthantheycanthroughworkingasanemployee.Athirdadvantageofbeingself-employedisthatapersoncancontrolboththenumberofhoursworkedandthehoursofwork.Whilenotallself-employedpeoplearecompletelyfreetochoosewhateverhourstheywanttowork,mostofthemhavemorecontroloverthisareathandothepeoplewhoforsalariesorwages.Aswithmostthingsinlife,beingself-employedisnotwithoutproblems.First,beingone'sownbossplacestheresponsibilityforsuccessdirectlyonthatindividual'sshoulders.Abilitiesandintelligencewillbeputtothetest.Everyonehassomeweaknessesandislesscapableinsomethingsthaninothers.Theseweaknesseswillaffecthowsuccessfulself-employedpersonis.Second,thoughtheself-employedcanearnconsiderableprofitswithasuccessfulbusiness,lossescanforcethemoutofbusinessand,insomeinstances,placethemindebt.Athirddisadvantageconcernsincomesecurity.Self-employedpeoplehavenoguaranteedwage.Theirearningscanvarygreatlyfromyeartoyear,dependingonbusinessconditions.Salariedpeople,ontheotherhand,cangenerallycountoncontinuedearningsfromyeartoyear.Inaddition,salariedpeopleoftenenjoyfringebenefitsthatmeangreaterpeaceofmind.Fringebenefitsareallofthebenefitsprovidedforemployeesinadditiontowagesandsalaries.Oneofthesebenefitsmaybeinsurancepaidforbytheemployerthatcontinuestheemployee'ssalaryintheeventofsicknessoraccident.Manyself-employedpeopledonothavesuchprotection,unlesstheyputmoneyasidethemselves.1.Aself-employedpersonisone_____________.A.whocanmakeabigprofitB.whoishisorherownbossC.whosebusinesshasabetterchancetosuccessD.whoemploysnoothersbuthisorherrelatives2.Oneoftheadvantagesself-employmentoffersisthatself-employedpeople________.A.maydecidewhenandhowlongtheyworkB.haveoutstandingabilitiesandintelligencedl.zhcoo.comsjz.zhcoo.comxa.pppppj.cnzz.sooker.comyuzsb.comhenanzhaojiao.comxx.zhcoo.comsouxuesouke.comhehuawang.com.cn1927ta.comC.maygetmorebusinesssupportfromthegovernmentD.areeasytoearnmoneyandreadytobecomewealthy3.Oneproblemofself-employmentisthat___________.A.thereisnoguaranteeofincomesecurityB.itiscomparativelyweakinmanagementC.anemployer'searningshavenothingtodowithbusinessconditionsD.salariesmayvarygreatlyfrompersontoperson4.Wemayguessfromthecontextthatfringebenefits_____________.A.areallthemoneyprovidedforemployeesB.arebenefitsanemployeereceivesapartfromwagesandsalariesC.consistofthosethatarepaidbyinsurancecompaniesD.resultfrombusinessactivitiestheemployerhasorganized5.Theauthor'sattitudetowardsself-employmentis____________.A.positiveB.negativeC.indifferentD.objectivePassage2Questions6to10arebasedonthefollowingpassage.Everylivingthinghaswhatscientistscallabiologicalclockthatcontrolsbehavior.Ittellsplantswhentoformflowersandinsectswhentoleaveprotectivecocoonandflyaway.Andittellsanimalsandhumanbeingswhentoawaken,sleep,andseekfood.Itcontrolsourbodytemperatures,thereleaseofsomehormonesandevendreams.Eventsoutsidetheplantandanimalaffectitsactions.ScientistsrecentlyfoundthatatinyanimalcalledSiberianhamsterchangesthecolorofitsfurbecauseofthenumberofhoursofdaylight.Inshorterdaysofwinteritsfurbecomeswhite.Thefurbecomesgray-browninlongerhoursofdaylightinsummer.Innersignalscontrolotherbiologicalclocks.Germanscientistsfoundthatsomeinternaloneseemstoorderbirdstobegintheirmigrationflightstwotimeseachyear.Birdspreventedfromflyingbecomerestless,whenitistimeforthetrip.Buttheybecomecalmagainwhenthetimeoftheflighthasended.Amixofoutsideandinternaleventscontrolssomebiologicalclocks;suchthingsasheartbeatandthedailychangefromsleeptowalkingtakeplacebecauseofbothexternalandinternalsignals.Scientistsarebeginningtolearnwhichpartsofthebraincontainthebiologicalclocks.AresearcheratHarvardUniversity─Dr.MartinMooreEde─saidasmallgroupofcellsnearthefrontofthebrainseemstocontrolthetimingofsomeofouractions.Probablythereareothercellstocontrolotherbodyactivities.Heisstudyinghowtheyaffectthewaywedoourwork.Mostofushavegreatdifficultyifwemustoftenchangetodifferentworkhours.Itcantakemanydaysforahumanbodytoacceptamajorchangeinworkhours.Industrialofficialsshouldhaveabetterunderstandingofbiologicalclocksandhowtheyaffectworkers.Hesaidsuchanunderstandingcouldreduces