2017-2018学年第二学期期中试题高二英语第Ⅰ卷(选择题,共55分)第一部分：阅读理解（共两节，满分60分）第一节：（共15小题；每小题3分，满分45分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。AManypeoplesufferfromcolorblindnessinsomeway.Womenareluckier,onlyaboutoneintwohundredisaffectedinthismatter.Perhaps,afterall,itissafertobedrivenbyawoman!Therearedifferentformsofcolorblindness.Insomecasesamancannotseedeepred.Hemaythinkthatred,orangeandyellowareallshadesofgreen.Sometimesapersoncannottellthedifferencebetweenblueandgreen.Inrarecasesanunluckymanmayseeeverythinginshadesofgreen—astrangeworldindeed.Colorblindnessinhumanbeingsisastrangethingtoexplain.Inasingleeyetherearemillionsofverysmallthingscalled“cones”.Thesehelpustoseeinabrightlightandtotelldifferencebetweencolors.Therearealsomillionsof“rods”buttheseareusedforseeingwhenitisnearlydark.Theyshowusshapebutnocolor.Someinsectshavefavoritecolors.Mosquitoes(蚊子)likebluebutdonotlikeyellow.Redlightwillnotattractinsects,butabluelampwill.Inasimilarwayhumanbeingsalsohavefavoritecolors.Yetwearelucky.Withtheaidoftheconesinoureyeswecanseemanybeautifulcolorsbyday,andwiththeaidoftherodswecanseeshapesatnight.Onedaywemayevenlearnmoreabouttheinvisible(看不见的)colorsaround.1．Whydosomepeoplesayitissafertobedrivenbywomen?A．Womenaremorecareful.B．Therearefewcolor-blindwomen.C．Womenarefonderofdrivingthanmen.D．Womenareweakerbutquickerinthinking2.Thispassageismainlyabout________.A．coloranditssurprisingeffectsB．womenbeingluckierthanmenC．dangercausedbycolorblindnessD．colorblindness3．Accordingtothepassage,withthehelpofthe“cones”，wecan_____A．tellorangefromyellowB．seeinweaklightC．killmosquitoesD．telldifferentshapes4．Wecanattractandkillmosquitoesbyusinga________.A．redlightB．yellowlightC．bluelightD．greenlightBInthepastmostAmericansspenttimewithpeopleofgenerations.Nowmid-agedAmericansmaynotkeepintouchwitholdpeopleuntiltheyareoldthemselves.That’sbecausewegrouppeoplebyage.Weputourthree-year-oldstogetherinday-carecenter,our13-year-oldsinschoolandsportsactivities,andour80-year-oldsinsenior-citizenhomes.Why?Weliveawayfromtheoldformanyreasons:youngpeoplesometimesavoidtheoldtogetridoffearsforaginganddying.Itismuchhardertowatchsomeonewelovedisappearbeforeoureyes.Sometimesit’ssohardthatwestayawayfromthepeoplewhoneedusmost.Fortunately,someofushavefoundourwaytotheold.Andwehavediscoveredthattheyoftensavetheyoung.Areportermovedherfamilyontoablockfilledwitholdpeople.Atfirstherchildrenweredisappointed.Butthereporterbakedbananabreadfortheneighboursandhadherchildrendeliveritandvisit.Soonthechildrenhadmanynewfriends,withwhomtheysharedfood,storiesandprojects.“Mychildrenhaveneverbeenlesslonely,”thereportersaid.Theyoung,inturn,savetheold.OnceIwasinaresthomewhenavisitorshowedupwithababy.Shewasimmediatelysurrounded.Peoplewhohadn’tgottenoutofbedinaweeksuddenlywereringingforawheelchair.Eventhosewhohadseemedasleepwakeuptowatchthechild.Babieshaveanastonishingpowertocomfortandcure.Grandparentsareaspecialcase.Theygivegrandchildrenafeelingofsecurityandcontinuity.Asmyhusbandputit,“mygrandparentsgavemeadeepsensethatthingswouldturnoutrightintheend.”Grandchildrenspeakofattentiontheydon’tgetfromworriedparents.“Myparentswerealwaystellingmetohurryup,andmygrandparentstoldmetoslowdown,”onefriendsaid.Ateachertoldmeshecantellwhichpupilshaverelat...
