一个（）是指地球到太阳的平均距离，约等于（）公里

地表水的地质作用是指地表流水将风化物质搬运到低洼地方沉积成岩的作用。（ ）

表格的标签是〈table〉 ，单元格的标签是〈td〉。

下面对于调整图层的描述正确的有__________。

CPU响应中断时，进入“中断周期”，采用硬件方法保护并更新程序计数器PC内容，而不是由软件完成，主要是为了（）。

党的各级代表大会的代表和委员会的产生，要体现选举人的意志。

下列核算体现会计谨慎性原则的是()

下列核算体现会计谨慎性原则的是()

2018年，第23届冬季奥林匹克运动会在（）开幕

FIBA个人犯规次数为6次。

董仲舒是战国末年著名的思想家、哲学家、政治家、教育家。他把儒家的伦理思想概括为“三纲五常”。

被誉为“中国科技史上的里程碑”的宋代科技著作是

隔断和隔墙是同样的，只是称呼不一样，就像合页与铰链。

46.ThetwomajorpoliticalpartiesaretheDemocraticParty,whichisthoughttobemoreliberal,andtheRepublicanparty,whichisbelievedtobemoreconservative.

PassageOneQuestions46to50arebasedonthefollowingpassage.Aginghappenstoallofus,andisgenerallythoughtofasanaturalpartoflife.Itwouldseemsillytocallsuchathinga“disease.”Ontheotherhand,scientistsareincreasinglylearningthatagingandbiologicalagearetwodifferentthings,andthattheformerisakeyriskfactorforconditionssuchasheartdisease,cancerandmanymore.Inthatlight,agingitselfmightbeseenassomethingtreatable,thewayyouwouldtreathighbloodpressureoravitamindeficiency.BiophysicistAlexZhavoronkovbelievesthatagingshouldbeconsideredadisease.Hesaidthatdescribingagingasadiseasecreatesincentivestodeveloptreatments.“Ituntiesthehandsofthepharmaceutical(制药的）industrysothattheycanbegintreatingthediseaseandnotjustthesideeffects,”hesaid.‘‘Rightnow,peoplethinkofagingasnaturalandsomethingyoucan’tcontrol:’hesaid.“Inacademiccircles,peopletakeagingresearchasjustaninterestareawheretheycantrytodevelopinterventions.Themedicalcommunityalsotakesagingforgranted,andcandonothingaboutitexceptkeeppeoplewithinacertainhealthrange.”Butifagingwererecognizedasadisease,hesaid,“Itwouldattractfundingandchangethewaywedohealthcare.Whatmattersisunderstandingthatagingiscurable.”“Itwasalwaysknownthatthebodyaccumulatesdamage,”headded.“Theonlywaytocureagingistofindwaystorepairthatdamage.Ithinkofitaspreventivemedicineforage-relatedconditions.''LeonardHayflick,aprofessorattheUniversityofCalifornia,SanFrancisco,saidtheideathatagingcanbecuredimpliesthehumanlifespancanbeincreased,whichsomeresearcherssuggestispossible.Hayflickisnotamongthem.“There’remanypeoplewhorecoverfromcancer,stroke,orheartdisease.Buttheycontinuetoage,becauseagingisseparatefromtheirdisease,”Hayflicksaid.“Evenifthosecausesofdeathwereeliminated,lifeexpectancywouldstillnotgomuchbeyond92years.”注意：此部分试题请在答题卡2上作答。46.Whatdopeoplegenerallybelieveaboutaging?A)Itshouldcausenoalarmwhatsoever.B)Theyjustcannotdoanythingaboutit.C)Itshouldberegardedasakindofdisease.D)Theycandelayitwithadvancesinscience.