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
For centuries man dreamed of achieving vertical flight. Leonardo da Vinci conceived the first mechanical apparatus(仪器), which co
For centuries man dreamed of achieving vertical flight. Leonardo da Vinci conceived the first mechanical apparatus(仪器), which co
admin
2014-12-31
95
问题
For centuries man dreamed of achieving vertical flight. Leonardo da Vinci conceived the first mechanical apparatus(仪器), which could carry a man【C1】______up, but this was only a design and was never tested.
The ancient dream was finally realized in 1940 when a Russian aeronautical(航空学的)【C2】______, piloted a strange-looking craft of steel tubing with a rotating fan on top. It rose awkwardly and vertically into the air from a standing start, hovered a few feet above the ground, went sideways and backwards, and then settled back to earth. That【C3】______was called a helicopter.
Imaginations were fired. People【C4】______that vertical flight transports would carry millions of passengers as do the airliners of today. Such fantastic expectations were not【C5】______. It excels in military missions,【C6】______troops, guns and strategic instruments where other aircraft cannot go. Corporations use them as airborne offices; many urban areas use them in police work, construction and logging companies【C7】______them in various advantageous ways. Engineers use them for site selection and surveying, and oil companies use them as the best way to make offshore and remote work stations accessible to crews and supplies. Any urgent【C8】______to a hard-to-get-to place is a likely task for a helicopter. Among their other【C9】______of uses, they deliver people across town, fly to and from airports,【C10】______in rescue work, and aid in the search for missing or wanted persons. With all these functions, the helicopter has now become an extremely versatile machine.
A)recognize B)vehicle C)caustic D)anticipated
E)actually F)fulfilled G)employ H)carrying
I)mission J)straight K)helpless L)engineer
M)assist N)balancing O)abundance
【C7】
选项
答案
G
解析
这里需要一个动词和前面的use并列,故这里填动词原形.且意思与use相近,故选employ,意为“使用”。
转载请注明原文地址:https://kaotiyun.com/show/ghq7777K
0
大学英语四级
相关试题推荐
AsaprofessoratalargeAmericanuniversity,Ioftenhearstudentssaying:"I’monlya1050."Theunluckystudentsarespeaki
Therewasatimewhencollegewasaplacewhereyoungadultscouldexpandtheirhorizons.Butastuitionsincrease,studentdebt
A、Thereductionofhighwaytollfeesonpassengercars.B、Thedecreaseinthenumberofprivatecars.C、Passengers’newholiday
A、Chinese.B、Japanese.C、French.D、Spanish.C
Americansarenowsuper-sized,overweight,andfattyeven.ThisistrueofalmosttwothirdsofAmericanadults.Butwhatismor
Americansarenowsuper-sized,overweight,andfattyeven.ThisistrueofalmosttwothirdsofAmericanadults.Butwhatismor
Fightunhealthyfood,notfatpeopleIt’shardlybreakingnewsthatjunkfoodisbadforus.Butjusthowbad—andjusthow
Fightunhealthyfood,notfatpeopleIt’shardlybreakingnewsthatjunkfoodisbadforus.Butjusthowbad—andjusthow
Americansbelievethatindividualsmustlearnto(1)_______themselvesorrisklosingfreedom.Thismeansachievingbothfinanc
A、Helphimbuysomemedicine.B、Changethetimeofthemeeting.C、Sendsomedocumentstohim.D、Booka12o’clockflight.B事实细节题
随机试题
水肿的关键病位是
男性,25岁,上腹部突发刀割样剧痛1h急诊入院。查体:强迫体位,板状腹,全腹压痛、反跳痛、肌紧张,以右上腹为著,肝浊音界减小,肠鸣音减弱。若行诊断性腹腔穿刺,穿刺液性质最可能是
主动型基金又被称为指数型基金。()
在应用高低点法进行成本性态分析时,选择高点坐标的依据是()。
如果一棵二叉树结点的先根遍历序列是A、B、C,后根遍历序列是C、B、A,则该二叉树树结点的中根遍历序列()。
甲、乙、丙、丁四人各出资25%集资建立一办公楼,按照出资比例管理使用。甲因病死亡,甲子是其唯一继承人,要求继承甲的份额,乙、丙、丁主张优先购买权。其后乙欲出售其拥有的份额,并于4月10日通知其余共有人:“我与戊达成协议,戊欲一次性付款1000万元购买我
数据库管理系统中的安全控制模块属于
【B1】【B14】
SupposeQD=100-2P,andQS=-50+3P.(a)Whatistheoriginalmarketequilibriumpriceandquantity?(b)Thegovernmentimposesatax
Jenniethinksthatpeopledidn’thaveahealthierdietahundredyearsago.
最新回复
(
0
)