2019版高考英语一轮巩固达标练 Unit 2 The United Kingdom（含解析）新人教版必修5

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1、TheUnitedKingdom一、阅读理解。Accordingtoateamofresearchers,ananimal’sabilitytoperceive(感知)timeislinkedtotheirpaceoflife.“Ourresultslendsupporttotheimportanceoftimeperceptioninanimalswheretheabilitytoperceivetimeinaveryshorttimemaybethedifferencebetweenlifeanddeathforfastmo

2、vingcreatures，”mentedtheleadauthorKevinHealyfromTrinityCollegeDublin.Thestudywasdonewithavarietyofanimalsusingaphenomenonbasedonthemaximumspeedofflashesoflightanindividualcanseebeforethelightsourceisseenasconstant.Dogs,forexample,haveeyeswitharefreshratehigherthanhum

3、ans.Oneexampleofthisphenomenonatwork,theauthorssay,isthehouseflyanditsabilitytoavoidbeinghit.Theresearchshowsfliesobservemotioninashortertimethanourowneyescanachieve,whichallowsthemtoavoidbeinghit.ProfessorGraemeRuxtonoftheUniversityofStAndrewsinScotland,whoworkedjoi

4、ntlyontheresearchproject,saidinastatement,“Havingeyesthatsendupdatestothebrainatmuchhigherfrequenciesthanoureyesdoisofnovalueifthebraincannotprocessthatinformationequallyquickly.Thus,thisworkhighlightstheimpressiveabilitiesofeventhesmallestanimalbrains.Fliesmightnotb

5、edeepthinkers,buttheycanmakegooddecisionsveryquickly.”Inparison,thetigerbeetle(虎甲虫)runsfasterthanitseyescankeepup,basicallybeingblind,whichrequiresittostopperiodicallytoreevaluateitsprey’s(猎物)position.Ourresultssuggestthattimeperceptionoffersanasyetunstudieddimension

6、inwhichanimalscanspecializeandthereisaconsiderablerangetostudythissysteminmoredetail.【解题导语】　本文是一篇科普说明文。研究发现，动物感知时间的能力和它们的生活节奏有关，对于快速移动的动物来说，在短时间内感知时间的能力决定着它们的生死。文章列举了家蝇、狗和虎甲虫等动物，证明了动物感知时间的能力的重要性。1．Whatistheresearchmentionedinthepassagemainlyabout?A．Paceoflifeofanimal

7、s.B．Timeperceptionofanimals.C．Lifetimeofsmallanimals.D．Impressiveabilitiesofanimals.B　解析：主旨大意题。通读全文可知，“Accordingtoateamofresearchers,ananimal’sabilitytoperceive(感知)timeislinkedtotheirpaceoflife.”为本文的主题句；结合下文内容可知，本文主要介绍了一项研究发现：动物感知时间的能力和它们的生活节奏有关，故B项正确。2．WhatdoesKevin

8、Healy’smentmeaninPara.2?A．Theabilityofanimalstoperceivetimedependsontheirhighmovingspeed.B．Thesurvivaloffastmovinganimalsreliesonth