首页
登录
职称英语
A. always B. accumulating C. density D. function E. gathering
A. always B. accumulating C. density D. function E. gathering
游客
2023-10-27
27
管理
问题
A. always B. accumulating C. density D. function E. gathering
F. hostile G. live H. living I. monitor J. never
K. realm L. rotation M. selected N. sphere O. veil
Sputnik 1 was the first artificial satellite. It can be described as an aluminum 【C1】______ with a diameter of 58 centimeters and weighing 83.6 kilograms, equipped with instruments to measure the temperature and the 【C2】______ of the atmosphere. Sputnik 1 was launched into orbit around the Earth by the former Soviet Union on 4 October 1957. Since then, hundreds of artificial satellites have been launched, each with a different 【C3】______.
Some artificial satellites are used for telecommunication, which enable us to make telephone calls to any part of the world, to see 【C4】______ television transmissions and to communicate via the Internet. Other artificial satellites are used for navigation, so that people on Earth can know at any moment the position of an object, within a few meters. Others are weather or meteorological (气象的)satellites, launched to 【C5】______the state of the atmosphere and to follow the movement of the clouds as they gather. There are also military satellites, for the purpose of 【C6】______information on the armaments and the troops in countries which may be 【C7】______ and also to indicate the launch of a missile.
Each satellite has its own orbit which is 【C8】______ according to its purpose. Communications satellites, for example, have a geostationary orbit. That is an orbit which turns at the same speed as the 【C9】______ of the Earth. Satellites used for weather forecasting pass over the two poles of the Earth. By so doing, a different part of the Earth surface is viewed on each successive orbit. All artificial satellites get the energy they need by huge solar panels which extend like wings. These are therefore controlled in such a way that they are 【C10】______ turned toward the Sun. [br] 【C8】
选项
答案
M
解析
空格位于be动词后,故空格填入形容词、名词作表语,也可填入动词分词,构成进行时态或被动语态。下文通过通讯卫星的例子,说明每种卫星根据其功能目的,都有特定轨道,selected“选择”符合语义,故选M。
转载请注明原文地址:https://tihaiku.com/zcyy/3133650.html
相关试题推荐
Hemadeheratoyhorse,usingbambootwigs.Theitalicizedpartfunctionsasa(
[originaltext]M:Doyouknowthethingthat’salwaysstruckmeasoddaboutopi
He’s______asa"bellyacher"—he’salwayscomplainingaboutsomething.A、whoisk
Whichofthefollowingreflexivepronouns(反身代词)functionsasanappositive(同位语
Susanis______asan"addlehead"—shealwaysleavesherkeysonthedoor.A、whois
Weshouldalwaysbearinmindthat_______decisionsoftenresultinseriouscons
Whichoftheunderlinedpartsfunctionsasanattribute?A、Hehadhislegbroken
ProfessorWangisalwayswillingtoaccept_______correctionsonhisessays.A、al
A、Shehasalwaysgonetosleepearly.B、Shehasn’tlikedparties.C、She’sbeena
A、Shealwaysforgetstoturnitoff.B、Shehastomakebusinesscallsatnight.
随机试题
SurvivalofEnglishLanguageI.Introduction—English
Today,moreandmorepeopleintheUnitedStatesareusingcreditcardsinst
[originaltext]W:CanIseeyourhandluggage,please?M:Ijusthavethisbag
患者,女,15岁,恒牙,磨牙中性关系,上下牙弓Ⅱ度拥挤,口腔卫生差,牙石++,低
如图5,①②③所标注的肌肉分别是()。 A.腹外斜肌、臀中肌、臀大肌 B
饥饿或是胃部引起,或是大脑中的血液循环引起,或是全身的神经引起。如果饥饿由胃部引
下列选项中属于个人消费贷款的有()。A.个人汽车贷款 B.助学贷款 C.
(2021年真题)甲因寻衅滋事造成乙财物损毁,检察院对其批准逮捕。甲在侦查阶段拒
某女,27岁。1周前因右前臂出现鲜红色皮疹,皮疹为圆形红斑,上附糠状鳞屑,自服复
关于受国家保护的文物范围的说法,正确的是()。A.古人类化石属于受国家保护
最新回复
(
0
)