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1、精编优选练(十九)阅读理解——词句猜测题1(限时:25分钟)AFormanyanimalsintheocean,crabs(螃蟹)arefood.Howcantheystayoffthedinnermenu?Onetypeofcrab,knownasthedecoratorcrab,hasfoundacleversolution.It“decorates”itself.Decoratorcrabsuseseaweedorseaspongestoprotectthemselvesfromnaturalenemies.Morethan100types
2、ofdecoratorcrabsarefoundworldwide.Onetype,commonlycalledthelongnosespidercrab,takesdecoratingtoawholenewlevel.“Myoriginalthoughtwasthattheymightjusttrytolooklikeapieceofseaweedtoblendinto(融入)thebackground,”saysDr.JayStachowicz,fromtheUniversityofCalifornia.Buthesoonnoticedsom
3、ethingodd.Theoceanfloorwascoveredinseaweed,butthesecrabswouldn'tusejustanykindtheyfound.“Theywerevery,verypicky,”saysDr.Stachowicz.“Theywerepickingthingsthatwerefairlyuncommon.”Dr.Stachowicznoticedthatlongnosespidercrabswouldpickupapieceofseaweedandattachittotheirback.Sometim
4、estheywouldjusteatit.Thesecrabswerechoosingtodecoratethemselveswithseaweedthathasapepperytastingchemicalinit.Mostfishfindthischemicalunappetizing.Pickingtherightdecoratingmaterialisimportanttothelongnosespidercrabs'chancesofsurvival.“Ifthecrabsjustdecoratedthemselvestolooklik
5、ethebackground,theywouldbegivingtheir2019高考英语二轮复习naturalenemiesalittlesidesaladwiththemaincourse,”saysDr.Stachowicz.Butbycarefullychoosingthepepperyseaweed,thesedecoratorcrabscanmaketheirnaturalenemiesstayawayfromthem.Oncealongnosespidercrabhasputtogetheragoodsuitof“seaweedar
6、mor(盔甲)”toprotectitself,itissetforawhile.“Whenacrableavesitsoldshellnaturally,ithastoredecorate.Itoftenusesseaweedfromitsoldshelltodecoratethenewone.Whatasmartanimalitis！”saysDr.Stachowicz.[语篇解读] 本文是一篇说明文。文章介绍了一种属于装饰蟹的蜘蛛蟹,它们把伪装自己的本领发展到了一个新的境界——它们通过食用一种让其捕食者没有食欲的海草或用这些海草装扮自己的蟹
7、壳来躲避危险。1．Whatdoestheunderlinedword“odd”inParagraph3mean?A．Dangerous. B．Ridiculous.C．Undisturbed.D．Unexpected.解析:词义猜测题。根据画线词所在的第三段中的“‘Myoriginalthoughtwasthattheymightjusttrytolooklikeapieceofseaweedtoblendintothebackground’”及第四段中的“thesecrabswouldn'tusejustanykindtheyfoun
8、d.‘Theywerevery,verypicky,’saysDr.Stachowicz.‘Theywerepickingthingst
