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
Television broadcasts are 【C1】______ to an area that is within the 【C2】______ of the sending station or its relay (中转站). 【C3】___
Television broadcasts are 【C1】______ to an area that is within the 【C2】______ of the sending station or its relay (中转站). 【C3】___
admin
2010-01-12
51
问题
Television broadcasts are 【C1】______ to an area that is within the 【C2】______ of the sending station or its relay (中转站). 【C3】______ television relays are often placed on hills and mountains so that they can 【C4】______ a wider region, they still can not cover more land than one from the hilltop 【C5】______ a clear day.
However, the rays also go out into the atmosphere, 【C6】______ there is a relay station on a satellite that 【C7】______ around the earth, it can send the pictures to any point on the earth from which the satellite is 【C8】______ . Three satellites 【C9】______ turning around over the equator (赤道) send any television program to any part of the earth. 【C10】______ makes it possible for world 【C11】______ of newspapers to give the news in all countries at the same time. 【C12】______ it may be possible for a subscriber (户) to a televised newspaper to 【C13】______ a button and see a newspaper page 【C14】______ his television screen. He could also decide when he wants the page 【C15】______ , 【C16】______ , by dialing different numbers such as 【C17】______ on a telephone dial, he could choose the language or the edition of the paper he wants to read.
It seems strange to think that, even today, methods of the 【C18】______ are not entirely useless. For example, sometimes 【C19】______ agencies which use radio also use pigeons to 【C20】______ messages between offices in large cities because the pigeons are not bothered by traffic problems.
【C9】______
选项
A、always
B、temporarily
C、periodically
D、permanently
答案
D
解析
转载请注明原文地址:https://kaotiyun.com/show/2QJO777K
0
成人本科学位英语
相关试题推荐
Dina,strugglingformonthstogetajobasawaitress,finallytooka______atalocaladvertisingagency.
Fewpeopledoubtthefundamentalimportanceofmothersinchild-rearing,butwhatdofathersdo?Muchofwhattheycontributeis
Woman:Soyoufinallylistentoyourwife’sadviceandgiveupsmoking.Man:Itwasmydoctor’sadvice.I’msufferingfromhigh-
Youaretowriteinnolessthan120wordsaboutthetitle"AThirstyWorld".Youshouldbaseyourcompositionontheoutlinegi
SpeakerA:Ineedtogotothedrugstore.Ihaveabadcold,andmyheadisallstuffedup.SpeakerB:______
Anyonebreakingtheruleswillbeaskedtoleave______.
Oneoftheadvantagesofusingacheckingaccountisthatchecksaresafertocarryandusethanmoney.Whenacheckislostor
SpeakerA:Youareoneofthemosttalentedartistsintheworld.Wouldyoupleasetakealookatmypaintingsandgivemeyour
______theirservice,manytaxidriversinShanghaiaregoingtolearneverydayEnglish.
(76)Earthquakeisashakingofthegroundcausedbythesuddenbreakingandtheshiftingoflargesectionsoftheearth’srocky
随机试题
鉴别是否为呕血的内容有
根据合穴或下合穴的理论,其病最可能出现反应的穴位是:取阴郄治疗薛某之病,其意义主要在于:
初孕妇,28岁,规律性子宫收缩10h,宫口开大8cm,胎心140/min,胎膜未破,首选的护理措施是
图1-2-9表示的是()。
银行的优秀管理者是银行的核心竞争力。()
下图为中国某河干流区不同土地利用类型的日蒸发量和日蒸发总量(各类用地面积与其日蒸发量的乘积)。读图完成下题。该河最有可能是()。
新民主主义革命时期,党领导的统一战线,先后经历了第一次国共合作的统一战线、工农民主统一战线、抗日民族统一战线、人民民主统一战线等几个时期,积累了丰富的经验,其中最根本的经验是()
TheBrownsandtheSmithsareneighbours.Mr.Brown’snameisAllen.Butwhenhisneighbourstalkabouthim,theycallhim"Mr.
HotSpotsinCrossCulturalCommunicationI.【T1】______Conversations【T1】______—Modesofaddress—【T2】_____【T2】______—Levelso
A、Everyonehastriedtoloseweightatsometimeinourlife.B、Manyoccupationstodayrequirevigorousphysicalactivity.C、Exc
最新回复
(
0
)