欢迎来到天天文库
浏览记录
ID:45758953
大小:76.50 KB
页数:8页
时间:2019-11-17
《2019版高考英语一轮巩固达标练Unit2TheUnitedKingdom含解析新人教版必修5 》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、TheUnitedKingdom一、阅读理解。Accordingtoateamofresearchers,ananimal’sabilitytoperceive(感知)timeislinkedtotheirpaceoflife.“Ourresultslendsupporttotheimportanceoftimeperceptioninanimalswheretheabilitytoperceivetimeinaveryshorttimemaybethedifferencebetweenlifeanddeathforfastmovingcreatu
2、res,”mentedtheleadauthorKevinHealyfromTrinityCollegeDublin.Thestudywasdonewithavarietyofanimalsusingaphenomenonbasedonthemaximumspeedofflashesoflightanindividualcanseebeforethelightsourceisseenasconstant.Dogs,forexample,haveeyeswitharefreshratehigherthanhumans.Oneexampleofthis
3、phenomenonatwork,theauthorssay,isthehouseflyanditsabilitytoavoidbeinghit.Theresearchshowsfliesobservemotioninashortertimethanourowneyescanachieve,whichallowsthemtoavoidbeinghit.ProfessorGraemeRuxtonoftheUniversityofStAndrewsinScotland,whoworkedjointlyontheresearchproject,saidi
4、nastatement,“Havingeyesthatsendupdatestothebrainatmuchhigherfrequenciesthanoureyesdoisofnovalueifthebraincannotprocessthatinformationequallyquickly.Thus,thisworkhighlightstheimpressiveabilitiesofeventhesmallestanimalbrains.Fliesmightnotbedeepthinkers,buttheycanmakegooddecision
5、sveryquickly.”Inparison,thetigerbeetle(虎甲虫)runsfasterthanitseyescankeepup,basicallybeingblind,whichrequiresittostopperiodicallytoreevaluateitsprey’s(猎物)position.Ourresultssuggestthattimeperceptionoffersanasyetunstudieddimensioninwhichanimalscanspecializeandthereisaconsiderable
6、rangetostudythissysteminmoredetail.【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.Paceoflifeofanimals.B.Timeperceptionofanimals.C.Lifetimeofsmallanimals.D.Impre
7、ssiveabilitiesofanimals.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.WhatdoesKevinHealy’smentmeaninPara.2?A.Theabilityofanimalstoperceivetimedependsonth
8、eirhighmovingspeed.B.Thesurvivaloffastmovinganimalsreliesonth
此文档下载收益归作者所有