2010-2023历年广东省珠海市文园中学中考三模英语试卷（带解析）.docxVIP

2010-2023历年广东省珠海市文园中学中考三模英语试卷（带解析）

第1卷

一.参考题库(共25题)

1.Imaginethesituation.Youaredrivingalongadesertoronamountain.Youhavenoideawhereyouare.Youpassedthelasthousetwohoursago.Thenyourcarbreaksdown.Itisnightanditiscold.Youhavenomobilephone.Whatdoyoudo?Well,nexttimetakeaGPSwithyou.Thisinventionmaybeabletohelpyou.Itisadevice(装置)whichusessatellitestofindtheuser’sposition.Itcanfindyourpositionin20meters.AGPScan’tstartyourcar,butatleastyouwillknowwhereyouare.

GPS,whichmeansGlobalPositioningSystem,isasmallradioreceiver.Itlookslikeamobilephone.Youcanholditinyourhand,orputitinyourpocket.Itissometimesputintoawatchoratelephone.WealsofindGPSdevicesincars,planes,orboats.Someofthesedeviceshaveelectronicmaps,soyouknowwhereyouare.Forexample,inacitytheycantellyouthenameofthestreet.

TherearethreepartstotheGlobalPositioningSystem.Thefirstpartisthereceiver.Youcanholditinyourhand,orhaveitfixedintoyourcar,plane,etc.Thesecondpartisagroupofsatellitesorbiting(围绕)theearth.Thereceivercontactsatleastfourofthesatellitesandcalculatesitsposition.Thethirdpartofthesystemisanetworkofgroundstations.Theyareallovertheworld.Theycontrolthesatellitesandmakesuretheyareworkingwell.

SomepeoplethinkthatinthefuturetheGPSwillbeascommonasthemobile.Theyarebecomingcheaperandmoreandmoreaccurate(精准).TherearealsomanynewusesfortheGPS.Perhapstheywillbecomelikewatches.Everyonewillhaveoneandyouwillneverbelostagain.

【小题1】WiththehelpofGPS,people?______.

A．can’tbelostinanewcity

B．can’tfindtheirwayindifferentcountries

C．canstartthecar

D．canlearnaboutthecultureofanunknownplace

【小题2】GPSmeans___________inChinese?

A．球状卫星

B．卫星地点

C．全球卫星定位系统

D．接收器

【小题3】______isnottheparttotheGlobalPositioni