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
74
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
Researchershavestudiedthepoorasindividuals,asfamiliesandhouseholds
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
EvenifIhadmethim,Iwouldn’thavetoldhimaboutourplan.A、如果我见过他,我也不会告诉他我们
()是工程承包人将建筑工程施工中的劳务作业发包给具有劳务资质的劳务企业的行为。
A.外展过程中有疼痛,但上举时疼痛反而减轻或不痛 B.开始外展时无疼痛,但外展
支原体肺炎治疗首选抗生素是A.青霉素 B.庆大霉素 C.红霉素 D.万古霉
使用洋地黄类药物,脉率小于多少次应暂停用药A:50 B:60 C:70 D
用人单位自用工之日起超过一个月不满一年未与劳动者订立书面劳动合同的,应当向劳动者
某甲采用黑客技术盗取某乙的社交网络账号、密码等信息,将窃取到的相关数据存放在其租
产品上市需要办理备案手续,经营不需要办理备案和许可手续的是A.第二类医疗器械
最新回复
(
0
)