Unit1UnitReviewⅠ.阅读理解A(2013·福州高一检测Whenweseewell，wedonotthinkaboutoureyesveryoften.Itisonlywhenwecannotseeperfectlythatwerealizehowimportantoureyesare.Peoplewhoarenear-sightedcanonlyseethingsthatareveryclosetotheireyes.Everythingelseseemsblurry.Manypeoplewhodoalotofwork，suchaswriting，readingandsewingbecomenear-sighted.However，peoplewhoarefar-sightedsufferfromjusttheoppositeproblem.Theycanseethingsthatarefaraway，buttheyhavedifficultyinreadingabookunlesstheyholditatarm’slength.Iftheywanttodomuchreading，theymustgetglasses，too.Otherpeopledonotseeclearlybecausetheireyesarenotexactlytherightshape.Theyhavewhatiscalledastigmatism(散光).This，too，canbecorrectedbyglasses.Somepeople’seyesbecomecloudybecauseofcataracts(白内障).Longagothesepeopleoftenbecameblind.Now，however，itispossibletooperateonthecataractsandremovethem.Havingtwogoodeyesisimportantforjudgingdistances.Eacheyeseesthingsfromaslightlydifferentangle(角度).Toprovethistoyourself，lookatanobjectoutofoneeye；thenlookatthesameobjectoutofyourothereye.Youwillfindtheobject’srelationtothebackgroundandotherthingsaroundithaschanged.Thedifferencebetweenthesetwodifferenteyeviewshelpsustojudgehowfarawayanobjectis.Peoplewhohaveonlyoneeyecannotjudgedistancesaspeoplewithtwoeyes.1.Weshouldtakegoodcareofoureyes.A.onlywhenwecanseewellB.onlywhenwecannotseeperfectlyC.evenifwecanseewellD.onlywhenwerealizehowimportantoureyesare2.Theunderlinedword“blurry”inthesecondparagraphprobablymeans.A.untrueB.uncertainC.unimportantD.unclear3.Havingtwoeyesinsteadofoneisparticularlyusefulfor.A.seeingatnightB.seeingobjectsfarawayC.lookingoverawideareaD.judgingdistances4.Peoplewhosufferfromastigmatismhave.A.oneeyebiggerthantheotherB.eyesthatarenotexactlytherightshapeC.adifficultythatcanbecorrectedbyanoperationD.aneyedifficultythatcannotbecorrectedbyglassesB(2013·安庆高一检测)Startedin1636，HarvardUniversityistheoldestofallthemanycollegesanduniversitiesintheUnitedStates.Yale，PrincetonandColumbiawereopenedsoonafterHarvard.Intheearlyyears，theseschoolsweremuchalike.Onlyyoungmenwenttocollege.Allthestudentsstudiedthesamesubjects，andeveryonelearnedLatin，GreekandHebrew.Littlewasknownaboutsciencethen，andonekindofschoolcouldteacheverythingthatwasknownabouttheworld.Whenthestudentsgraduated，mostofthembecameministers(牧师)orteachers.In1782，Harvardstartedamedicalschoolforyoungmenwhowantedtobecomedoctors.Later，lawyerscouldreceivetheirtraininginHarvard’slawschool.In1825，besidesLatinandGreek，Harvardbeganteachingmodernlanguages，suchasFrenchandGerman.SoonitbeganteachingAmericanhistory.Asknowledgeincreased，Harvardandothercollegesbegantoteachmanynewsubjects.Studentswereallowedtochoosethesubjectsthatinterestedthem.Today，therearemanydifferentkindsofcollegesanduniversities.Mostofthemaremadeupofsmallerschools.There’ssomuchtolearnthatonekindofschoolcan’tofferitall.5.TheoldestuniversityintheUSis.A.YaleB.HarvardC.PrincetonD.Columbia6.Fromthesecondparagraph，wecanseethatintheearlyyears，.A.thosecollegesanduniversitieswerethesameB.people，youngorold，mightstudyinthecollegesC.studentsstudiedonlysomelanguagesandscienceD.whenthestudentsfinishedtheirschool，theybecamelawyersorteachers7.ModernlanguagestheHarvardtaughtin1825wereA.LatinandGreekB.Latin，Greek，FrenchandGermanC.AmericanhistoryandGermanD.FrenchandGerman8.Asknowledgeincreased，collegesbegan...
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