八年级英语每周阅读训练Theword‘OK’celebratesits177thbirthday——Peoplecanmakeahandgesturetosay“OK”.“OK”：世界上最通用的语言。Usually,youdon’tfindthesamewordsindifferentlanguages.Butthereisanexceptionfortheword“OK”!ThewordOKfirstappeared(出现)intheBostonMorningPostonMarch23,1839.Itwasanabbreviation(缩写)ofthephrase“ollkorrect”,anincorrectspellingof“allcorrect”.Althoughitbeganasajoke,peoplelaterusedthephraseondocuments(文件)orthroughtelegraphs(电报)tosaythatallwaswell.Thisyear,OKcelebratedits177thbirthday.Weusethisexpressioncountlesstimeseveryday.“Howabouttwoo’clock?OK?”“OK.”“OKthen.”ThewordOKiseasytosay,writeandunderstand.Besides,itismoreneutral(中立的)thanmanywords.AllenMetcalf,AmericanauthorofOK:TheImprobableStoryofAmerica’sGreatestWord,toldTheTimes,“WhatOKprovidedthatotherwordsdidnotwasneutrality,awaytoexpressagreementwithouthavingtoofferanopinion.”Forexample,ifsomeoneasksyoutogoforawalkafterlunch,youcansimplyrespond,“OK”.Thereyougo–noextraopinions.OKcanbespelledindifferentways:okayorO.K.Theyareallpronouncedthesame.But“OK”isthemostwidelyacceptedspellingandisoftenusedinwriting.Somepeople,however,likethespelling“okay”becauseitlooksmorelikeaword.Sometimes,peoplealsosayshortformsofOKlike“K”.Forexample,someonemightsay,“I’mjustgoingtothesupermarket,butI’llbebackin10minutes.”Youcouldreplywith,“K”.OKissousefulthatit’ssaidworldwide.Youmaynotknowthelanguageofsomeoneyou’retalkingwith,butsaying“OK”withgestures(手势)canhelpyoucommunicate.1——Choosetheanswer:1.Theword“OK”cameintobeingwhen_____.A.theBostonMorningPostdecidedtocreateitB.usingabbreviationsondocumentswaspopularC.peoplespelled“allcorrect”thewrongwayas“ollkorrect”D.telegraphsneededmoreabbreviations2.WhichofthefollowingisTRUEwhenusingOK?A.Itisaneutralwaytoexpressagreement.B.Peopleactuallyhaveotheropinionsonthetopic.C.It’snotpolitetosayOKmanytimestoothers.D.ThosewhouseOKalotarelazy.3.OKcanbespelledinthefollowingwaysEXCEPT_____.A.okayB.O.K.C.KD.ollkorrect4.Whatcanyoudoifyoudon’tknowthelanguageinanewcountry,accordingtothelastparagraph?A.UsetheshortenedformofOKalot.B.Trytoaskpeoplequestionsmanytimes.C.MakeuseofOKaswellasgestures.D.Askotherpeopletohelpyouout.VRmakesyoupartofanewworld——AvisitortriesaVRheadsetduringthe2016ChinaInternationalElectronicCommerceExpo.AFP虚拟现实到底是什么？Peoplearesayingthatvirtualrealitytechnology(VR,虚拟现实技术)isgoingtochangeourlivesinthefuture.VRtechnologyputsyouinanewworldwhenyou’rereallyjuststandinginyourroom.2VRisacomputertechnologythatcreatesa360°environmentforuserstosee.Theycaneveninteract(互动)witheverythingaroundthem.Allyouhavetodoisputonasetofgoggles(护目镜).Thetechnologyfollowstheuser’sheadmovements,andthentheviewchangesinthisvirtualworldtoo.Andnow,moviemakersaretryingtoputyouinthemovieswithVR!Butdirectorsaretryingtofigureoutthevisualeffectstomakethiswork.Usuallythedirectorshowspeoplewhattosee,butwithVR,theuserisincontrol.YoucanbeinspacewithMattDamoninTheMartianorbeintheworldofthemovieFrozen.It’sthenextstepupfrom3-DandIMAXfilms.Buttheamazingpartis,insteadofwatchingtheactionyouwillbeapartofit.Thisisn’twherethepotentialforVRendseither.TheGuardiansaysscientistsarelookingforwaysVRcouldhelpchildrenwithattentiondeficitdisorder(多动症)andoldsoldierswhofacepost-traumaticstressdisorder(创伤后应激障碍).Imaginebeingabletostudyinaclassroomwit...
