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1、Unit4Globalwarming(建议用时：30分钟)阅读理解A(2019·济南5月针对性练习)In1869,theSmileyfamilypurchasedanareaoflandabout100milesnorthofNewYorkCity.Overtime,someoftheirpropertyandmanyofthesurroundinglandscapesbecametheMohonkPreserve,whichhassincegrownto8，000acresandattractsvisitorsan
2、drockclimbers.ButtheMohonkPreservealsohasalongscientificlegacy.Inthe1930s,DanSmiley,adescendentoftheoriginalowners,begankeepingtrackoftheplantsandanimalsthatlivedinthearea.MeganNapoliisaresearchecologistwiththeMohonkPreserveinNewYork.ShethinksSmiley’seffortspro
3、ducedararelongtermdatasetofobservations,whichisusefulforstudyingtheimpactsofclimatechange.Forinstance,otherresearchhasshownthatsongbirdsaremigratingnorthearlierandearlierinthespring.It’simportantforthebirdstoarriveatthepropertimeinthespring,becausetheyneedtotim
4、etheirarrivalwiththeinsects’emergence.Sotheyneedtobeheretoestablishtheirnestingsitesandlaytheireggs.Oncetheeggshatch,theyhavetheirbabybirds,sotheyneedtotimeitwhentheinsectsaremostabundant.Napolihasbegunanalyzingabout76，000observationsofsongbirdmigrationdatescol
5、lectedbySmileyandhisteamtoseeifthey,too,showthatclimatechangehasalteredthetimingofmigrations.Herresultssuggestthattheydo.NapolifoundthatshortdistancemigrantsthatspendtheirwintersinthesouthernU．S.nowarriveanaverageofelevendaysearlierthantheydidinthe1930s.Longdis
6、tancemigrantsthatoverwinterinthetropicsarriveroughlyaweekearlier.NapolipresentedherresultsatarecentmeetingoftheEcologicalSocietyofAmericainPortland,Oregon.Meanwhile,whoknowshowmanyotherlongterm,personaldatacollectionslikeSmiley’sareoutthere,waitingtobediscovere
7、dandtohelpimproveofficialattemptstotracktheplanet’schanges.【解题导语】 本文是一篇说明文。1869年，Smiley一家买下了纽约市以北约100英里处的一块土地，该地区后来发展成为8000英亩的纽约莫霍克保护区。该地区原来的主人的一个后人DanSmiley研究该地区的动植物，记录了大量的数据，为科学家研究气候变化提供了宝贵的资料。1．WhatdoweknowaboutDanSmiley?A．HelivedinNewYorkCity.B．Hewasascient
8、ificresearcher.C．HeownedtheMohonkPreserve.D．Hekeptarecordofwildlife.D 解析：细节理解题。根据第二段第二句“Inthe1930s,DanSmiley,adescendentoftheoriginalowners,begankeepingtrackoftheplantsandan
