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
In a little-known part of the counter-terrorism world, one of the most effective detection systems is a 600-pound animal 【C1】___
In a little-known part of the counter-terrorism world, one of the most effective detection systems is a 600-pound animal 【C1】___
admin
2019-08-01
129
问题
In a little-known part of the counter-terrorism world, one of the most effective detection systems is a 600-pound animal 【C1】______works for about 20 pounds of fish a day.
Since the 1960s, the United States and a handful of other countries have trained dolphins and sea lions to detect sea mines and swimmers, 【C2】______ (recover)inert torpedoes (鱼雷)and to test objects used in Naval exercises.
Program officials estimate that the sea lions in the Marine Mammal Program 【C3】______(recover)millions of dollars of U. S. Naval torpedoes and instrumentation 【C4】______(drop)on the sea floor.
The US Navy kept its Marine Mammal Program a secret until the 1990s, and this spring CNN became one of only a handful of media outlets to see firsthand 【C5】______ the program works.
The program has trained about 75 Pacific bottlenose dolphins, with natural bio-sonar (生物声呐)that track, better than any manmade device; and 35 California sea lions, with superb underwater eyesight.
Not only do these trained marine mammals track and retrieve millions of dollars in U. S. military equipment, they are also helping to save lives.
The Navy won ’ t disclose whether the dolphins and sea lions have effectively intercepted(拦截)terrorist 【C6】______(attempt)to do harm to any U. S. facilities.
" Either way, it serves as a deterrent (遏制的)effect. " says Christian Harris, operations supervisor for the program. The mammals can be deployed via C-130 cargo aircraft to perform their missions anywhere in the world within 72 hours. They have been used in exercises from Alaska to Hawaii, 【C7】______(operate)in great temperature and environmental ranges. They also have the capability to operate off vessels.
Dolphins most recently were deployed in the Iraq war, 【C8】_____ (perform)mine detection and clearance operations in the Persian Gulf 【C9】______(ensure)safe passage for humanitarian ships 【C10】______(deliver)aid. Some of these Iraq war "veterans" are now back home, tasked with a new mission: guarding nuclear submarines in their homeports of Bremerton, Washington, and Groton, Connecticut.
【C6】
选项
答案
attempting
解析
本题考查动词的现在分词充当后置定语的用法。先行词是terrorist,与动词attempt构成主动关系,故答案填attempting。
转载请注明原文地址:https://www.kaotiyun.com/show/qMjK777K
本试题收录于:
D类竞赛(专科)题库大学生英语竞赛(NECCS)分类
0
D类竞赛(专科)
大学生英语竞赛(NECCS)
相关试题推荐
DatahasshownthatmoreHispanicandblackstudentsaremajoringincomputerscienceandengineeringthan________.
A.digB.avoidsC.deliberatelyD.rememberingE.judgingF.eventG.finalH.dis
A.digB.avoidsC.deliberatelyD.rememberingE.judgingF.eventG.finalH.dis
A.incomeB.polarizationC.transformationsD.oldE.changesF.worseG.relaxed
A.incomeB.polarizationC.transformationsD.oldE.changesF.worseG.relaxed
DearSirs,(1)Yourshipmentoftwelvethousand"Smart"watcheswasreceivedbyourcompanythismorning.However,wewisht
Americaisasocietyinwhichchildrenhavewatched【D1】______18000televisioncommercialsbythetimethattheyhavereached【D2
中国是世界上种茶最早、制茶最精、饮茶最多的国家,是茶的故乡。最初,茶只是被作为一种药材而非饮品。【T1】后来,古人逐渐将茶从药材中分离出来成为一种清热的饮料。(定语从句)在那之后,中国的茶文化逐渐形成。【T2】据史料记载,西汉时期已经有
Themanworksatapostoffice.
—WhatareyouthinkingofdoingfortheSpringFestival?—Wearen’tsurebut__________togotoLondon.
随机试题
智力的高低反映了()状况。
男性,56岁,间歇性全程无痛性肉眼血尿3月。IVP:肾脏、输尿管未见异常,膀胱右侧壁见直径约1.5cm充盈缺损。
氨苯蝶啶的作用包括( )。
朱女士,45岁,因蛛网膜下腔出血昏迷3天。经抢救后病情渐稳定,现持续输液,鼻饲供给营养。鼻饲管留置期间的护理何项错误
化学毒物代谢酶最主要分布在()。
公路工程中,配备最普遍的技术工人是测量工和()。
在样本评价时,若实际抽样误差大于计划抽样误差,应考虑增加样本量以降低实际抽样误差。()
设A=(aij)n×n是非零矩阵,且|A|中每个元素aij与其代数余子式Aij相等.证明:|A|≠0.
最常用的循环程序的控制方法是______。一个循环结构的程序主要由______三部分组成。
Thisconversationismainlyabout______
最新回复
(
0
)