高考英语二轮复习限时检测：阅读理解 史地常识类

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1、阅读理解之史地常识类(共3篇，限时22分钟)A(2013·辽宁大连双基测试)UnderthecoldclearwaterofLakeHuron,researchershavefoundafiveandahalffootlongpieceofwoodthatis8,900yearsold.Thewood,whichistapered(使成锥形)ononesideinawaythatlooksdeliberate,mayprovideimportantcluestoamysteriousperiodinNorthAmericanprehistory.“Thiswas

2、thestagewhenhumansgraduallyshiftedfromhuntinglargeanimalstofishing,gatheringandagriculture，”saidanthropologistJohnO'Shea.“Butbecausemostoftheplacesinthisareathatprehistoricpeoplelivedinarenowunderwater,wedon'thavegoodevidenceofthisimportantshiftitself.Wejusthavecluesfrombeforeandafte

3、rthechange.”WithsupportfromtheNationalScienceFoundation(NSF)andtheNationalOceanicandAtmosphericAdministration(NOAA),O'SheaandhiscolleagueGuyMeadowsbeganexploringtheareaseveralyearsago.In2009theyreportedfindingaseriesofstonefeaturesthattheybelievewere“drivelanes”usedbyancientIndianhun

4、ters.Sincethatdiscovery,O'SheaandMeadowshaveworkedonidentifyinghumancampsites,whicharetypicallylocatedawayfromhuntingareas.Ontheir25footboat,theresearchersfirstspottedtheancientwoodobjectusingasmallpieceofequipmentwithacamera.Thenateamofdivers—includingO'Shea—wentdownabout100feettoge

5、tit.Thewood'sagehasnowbeenfixedbymeansofcarbondating.Itiscurrentlyundergoingmoredetailedanalysestodeterminewhethertherehasbeenhumanmodification,whichvisualexaminationsuggests.“Thefirstthingyounoticeisthatitappearstohavebeenshapedwitharoundedbaseandapointedtip，”O'Sheasaid.“Itmusthaveb

6、eencreated.Itlookslikeitmighthavebeenusedasatentpoleorapoletohangmeat.”Inadditiontothewood,theresearchershavecollectedmanyothersamplesfromthebottomofthelake.O'Sheaandhiscolleagueswillneedtowaitforcalmerweatherbeforetheycanresumetheirsearchforevidenceofhumanlifeunderthegreatlake.语篇解读：

7、考古学家们的新发现有望印证远古人类从游猎文明到农耕文明的转变。1．Duringthemysteriousperiodmentionedinthepassage,theLakeHuronarea________.A．wasdesertedbyancientIndiansB．witnessedthestartofagricultureC．wastakenupbylargeanimalsD．begantobecoveredbywater解析：选B　推理判断题。从第一、二段的“...mayprovideimportantcluestoamysteriousperiodi

8、nNorthAmeric