首页
登录
职称英语
Driverless trains are a type of train first developed in the 1960s. As the name
Driverless trains are a type of train first developed in the 1960s. As the name
游客
2024-08-14
12
管理
问题
Driverless trains are a type of train first developed in the 1960s. As
the name shows, these trains operate automatically, without a driver.
It is believed that any of the earliest driverless trains were first 【M1】______
used to transport passengers on the London Underground system 【M2】______
from 1967. However, these early trains weren’t true ’driverless’ 【M3】______
because they had no operators to open and close the doors. 【M4】______
Modern driverless train systems such as the Dubai Metro have
no operators on board. Instead, the system is run through large control 【M5】______
centre. This has hundreds of CCTV camera so that the trains can be 【M6】______
monitored at all times.
Using driverless trains can save a lot of money because large
numbers of train drivers are no longer need. As well as being cheaper to 【M7】______
run, these train systems are often much less punctual and efficient. 【M8】______
This encourages more commuters to stop use cars in order to get to 【M9】_____
work every morning.
If more cities had efficient driverless trains for transporting commuters,
there would be less traffic congestion and pollutions in the world. 【M10】______ [br] 【M7】
选项
答案
need--needed
解析
(此处应当将need改为needed表被动,意为“列车司机不再被需要”。)
转载请注明原文地址:https://tihaiku.com/zcyy/3719851.html
相关试题推荐
Driverlesstrainsareatypeoftrainfirstdevelopedinthe1960s.Asthename
Driverlesstrainsareatypeoftrainfirstdevelopedinthe1960s.Asthename
Driverlesstrainsareatypeoftrainfirstdevelopedinthe1960s.Asthename
Driverlesstrainsareatypeoftrainfirstdevelopedinthe1960s.Asthename
Driverlesstrainsareatypeoftrainfirstdevelopedinthe1960s.Asthename
Femi,martinandJamescatchtrainstogotothesamedestination.Femicatches
Theyhavedevelopedcomputersthatcanunderstandthingspeoplesay,andcannow
Whatdoesthenewsreportaboutthenewlydevelopedbatteries?[originaltext]Thr
Howmanyround-triphigh-speedtrainsbetweenFutianStationandGuangzhouSouth
Howmanyround-triphigh-speedtrainsbetweenFutianStationandGuangzhouSouth
随机试题
Mary,whenyouhavefinishedyourhomework,don’tforgettoturnoffthelight,
[originaltext]TheNationalAssociationofCollegesandEmployerscollectsi
Howfitareyourteeth?Areyoulazyaboutbrushingthem?Neverfear:An
Whenahurricanepassesoveranislandorreachesacoastline,itcanbe【B1】
有线电视的前端系统包括()。A.信号源部分、信号处理部分和信号放大合成输出部
当前社会主义道德建设的重点是加强( )。A.社会公德建设 B.职业道德建设
1903年出版的世界上第一本《教育心理学》专著的作者是()。 A.弗洛伊德
下颌管走行规律是A.在下颌支内,行向正下方 B.在下颌体内,该管行向前下 C
用于运输工具检验检疫的证书有( )。 A.《船舶入境卫生检疫证》/《船舶入境
矿业工程的废弃材料中,类似玄武岩、辉绿岩的废石,可回收利用制作成的建筑材料是(
最新回复
(
0
)