首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
admin
2021-08-03
62
问题
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your tray table broken, the in-flight entertainment system not working and your seat【D1】______ worn—all of which can make you think, how old is this plane anyway?
The reality for many U.S. air travelers is that most of their journeys take place on planes that have been in service for a【D2】______ or more.
The average age of the fleet of the seven large U.S. passenger airlines is about 14 years old, according to The Airline Monitor. It found American and Delta/Northwest had the oldest fleets, at about 16 years on average. As of the end of 2008, a small percentage of the【D3】______ Delta/Northwest’s planes dated back to the late 1960s. U.S. fleets are among the oldest in the world, said Richard Aboulafia, an【D4】______ analyst.
"I’m not really sure that people should read that much into that," Aboulafia said. "From a safety standpoint, a lot of the older planes were built tougher and with【D5】______【D6】______, there’s no reason why a plane can’t stay safe for 25 to 30 years."
It’s also important to remember that a plane may be 20 years old, but its engines and other major systems could have been recently【D7】______ or upgraded, said Aboulafia. There’s less pressure on the airlines to 【D8】______ the【D9】______, unless it’s a safety【D10】______ or a redesign that will save money.
【D8】
选项
答案
upgrade
解析
转载请注明原文地址:https://www.kaotiyun.com/show/Be3K777K
0
专业英语四级
相关试题推荐
(1)PeopleintheUnitedStatesinthenineteenthcenturywerehauntedbytheprospectthatunprecedentedchangeinthenation’s
A、Goingtothecountryforavacationmakesnosenseatall.B、Rentingavacationhouseinthecountryischeap.C、Peoplecanen
A、TheInternetmakestoomanythingsaccessibletopeople.B、HisgenerationishookedontheInternet.C、Someofhisfriendsmak
A、It’ssummervacation.B、It’stooold.C、It’stooexpensive.D、Theyliveinthedorm.A题目问Laura为什么觉得学生不会买家具。对话中Laura建议David对于家具
OnlineEducationIntroductionOnlinecoursescanbringthebestqualityeducationtopeoplearoundtheworldforfree.Comp
OnlineEducationIntroductionOnlinecoursescanbringthebestqualityeducationtopeoplearoundtheworldforfree.Comp
OnlineEducationIntroductionOnlinecoursescanbringthebestqualityeducationtopeoplearoundtheworldforfree.Comp
OnlineEducationIntroductionOnlinecoursescanbringthebestqualityeducationtopeoplearoundtheworldforfree.Comp
随机试题
关于知识产权的专有性,下列表述不正确的是()
甲、乙、丙3人设立了一普通合伙企业,乙和丙委托甲一人负责合伙事务的执行、对外代表合伙企业。乙和丙的权利包括:()
水泥稳定土、石灰土、工业废渣稳定土基层施工技术中具有相同要求的有()。
2008年1月8日,A以甲公司不能清偿到期债务且资不抵债为由向人民法院提出破产申请。1月21日,人民法院裁定受理破产申请,指定了管理人,并发出公告,要求甲公司的所有债权人在5月21日之前申报债权。在申报债权到期日前,A申报到期债权1000万元,其中:欠款8
下列关于实质性程序的时间安排的说法中,不正确的有()。
某公司目前已有的福利项目如下表所示。公司明年准备增加5万元带薪培训的投资,增加40万元的企业补充养老保险和4万元的医疗保险,并根据管理的要求,取消班车,发放车补10万元。请根据上述资料,提出明年该公司福利费用总额的预算。
公安工作是我国人民民主专政工作的重要组成部分,是依据党和国家的政策、法律、法规保卫国家安全与社会治安秩序的专门工作。()
按照局域网所采用的技术、应用范围和协议标准的不同可以分为共享式局域网与【 】。
TheAntarcticisthemostremotecontinentandthelasttobediscovered,butitconstitutesupaboutatenthofthe【
Variationsamongstateinsurancelawscancauseproblemsforfamilies.Ifyoudoyour【M1】______homeworkbeforemovingtoanoth
最新回复
(
0
)