成人本科英语考试试题及答案解析十四.docx
《成人本科英语考试试题及答案解析十四.docx》由会员分享,可在线阅读,更多相关《成人本科英语考试试题及答案解析十四.docx(32页珍藏版)》请在冰豆网上搜索。
![成人本科英语考试试题及答案解析十四.docx](https://file1.bdocx.com/fileroot1/2022-11/16/fa584586-5695-4473-b114-3fd88e50f0b6/fa584586-5695-4473-b114-3fd88e50f0b61.gif)
成人本科英语考试试题及答案解析十四
成人本科英语考试试题及答案解析(十四)
一、ReadingComprehension(共15小题,共30.0分)Thereareservalpassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.YoushoulddecideonthebestchoiceandmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecenter.
第1题
Thebiggestsafetythreatfacingairlinestodaymaynotbeaterroristwithagun,butthemanwiththeportablecomputerinbusinessclass.Inthelast15years,pilotshavereportedwellover100incidentsthatcouldhavebeencausedbyelectromagneticinterference.Thesourceofthisinterferenceremainsunconfirmed,butincreasingly,expertsarepointingtheblameatportableelectronicdevicessuchasportablecomputers,radioandcassetteplayersandmobiletelephones.
RTCA,anorganizationwhichadvisestheaviation(航空)industry,hasrecommendedthatallairlinesban(禁止)suchdevicesfrombeingusedduring"critical"stagesofflightparticularlytake-offandlanding.Someexpertshavegonefurther,callingforatotalbanduringallflights.(76)Currently,rulesonusingthesedevicesareleftuptoindividualairlines.Andalthoughsomeairlinesprohibitpassengersfromusingsuchequipmentduringtake-offandlanding,mostarereluctanttoenforceatotalban,giventhatmanypassengerswanttoworkduringflights.
Thedifficultyispredictinghowelectromagneticriel&mightaffectallaircraft'scomputers.(77)Expertsknowthatportabledevicesemitradiationwhichaffectsthosewavelengthswhichaircraftusefornavigationandcommunication.But,becausetheyhavenotbeenabletoreproducetheseeffectsinalaboratory,theyhavenowayofknowingwhethertheinterferencemightbedangerousornot.
Thefactthataircraftmaybevulnerable(易受损的)tointerferenceraisestheriskthatterroristsmayuseradiosystemsinordertodamagenavigationequipment.(78)Asworrying,though,isthepassengerwhocan'theartheinstructionstoturnoffhisradiobecausethemusic'stooloud.
Themainideaofthispassageis______.
Aanewruleforallairlines
Bthedefectsofelectronicdevices
Capossiblecauseofaircraftcrashes
Deffectivesafetymeasuresforairflight
【正确答案】:
C
【本题分数】:
2.0分
【答案解析】
[分析]本题问及全篇的主旨。
文章主要谈论的是在飞机上使用便携式电子设备可能是引起空难的一个原因。
因此,答案是C项。
第2题
Whatissaidabouttheover100aircraftincidentsinthepast15years?
ATheymayhavebeencausedbythedamagetotheradiosystems.
BTheymayhavetakenplaceduringtake-offandlanding.
CTheywereprovedtohavebeencausedbythepassengers'portablecomputers.
DTheyweresuspectedtohaveresultedfromelectromagneticinterference.
【正确答案】:
D
【本题分数】:
2.0分
【答案解析】
[分析]读懂文章第1段第2句话Inthelast15years,pilotshavereportedwellover100incidentsthatcouldhavebeencausedbyelectromagneticinterference才能正确地选择答案D项。
第3题
Thereasonwhyfewairlineswanttoimposeatotalbanontheirpassengersusingelectronicdevicesis______.
Atheydon'tbelievethereissuchadangerasradiointerference
Btheharmfuleffectofelectromagneticinterferenceisyettobeproved
Ctheyhaveothereffectivesafetymeasurestofallbackon
Dmostpassengersrefusetotakeaplanewhichbanstheuseofradioandcassetteplayers
【正确答案】:
B
【本题分数】:
2.0分
【答案解析】
[分析]本题问:
这一题考核的是对文章全篇内容的正确理解。
航空安全问题涉及乘客的生命,如若事实证明使用这种设备是导致空难的原因,那么各航空公司全程禁止使用这种设备是不会遭到乘客的拒绝的,但正是这一点尚未得到证实,所以各航空公司对全程禁止使用这种设备尚犹豫不决。
因此本题的答案是B项。
第4题
Whyisitdifficulttopredictthepossibleeffectsofelectromagneticfieldsonanairplane'scomputers?
ABecauseitremainsamysterywhatwavelengthsareliabletobeinterferedwith.
BBecauseitisextremelydangeroustoconductsuchresearchonanairplane.
CBecauseresearchscientistshavenotbeenabletoproducethesameeffectsinlabs.
DBecauseexpertslackadequateequipmenttodosuchresearch.
【正确答案】:
C
【本题分数】:
2.0分
【答案解析】
[分析]见文章第3段的内容。
第3段的第3句就回答了这个问题,因此答案是选项C。
第5题
Itcanbeguessedfromthepassagethattheauthor______.
Aisinfavorofprohibitingpassengers'useofelectronicdevicescompletely
Bregardsitasunreasonabletoexerciseatotalbanduringflight
Chasn'tformedhisownopiniononthisproblem
Dhasoverestimatedthedangerofelectromagneticinterference
【正确答案】:
A
【本题分数】:
2.0分
【答案解析】
[分析]这是一道推导出作者态度的问题。
从全篇来看,作者对在飞机上全面禁止使用便携式电子设备态度是肯定的,作者对问题的提出(Thebiggestsafetythreatfacingairlinestoday...),列举的数据以及谈论这一问题的口气,都可以看出这一点,因此选项A是答案。
第6题
Whenweseewell,wedonotthinkaboutoureyesveryoften.(79)Itisonlywhenwecannotseeperfectlythatwerealizehowimportantoureyesare.
Peoplewhoarenearsightedcanonlyseethingsthatareveryclosetotheireyes.Everythingelseseemsblurry(模糊的).Manypeoplewhodoalotofclosework,suchaswriting,readingandsewing,becomenearsighted.Thentheyhavetowearglassesinordertoseedistantobjectsclearly.
People