2. 外语
  3. Sputnik I was the first artificial satellite. It can be described as an aluminum(1)______ with a diameter of 58 centimeters and

Sputnik I was the first artificial satellite. It can be described as an aluminum(1)______ with a diameter of 58 centimeters and

admin2013-12-13  46
问题     Sputnik I was the first artificial satellite. It can be described as an aluminum(1)______ with a diameter of 58 centimeters and weighing 83.6 kilograms,(2)______ with instruments to measure the temperature and the (3)______ of the atmosphere. Sputnik I was launched into(4)______ around the Earth by the former Soviet Union on 4 October 1957. Since then, hundreds of artificial satellites have been launched,(5)______ with a different function.
    Some artificial satellites are used for telecommunication, which(6)______ us to make telephone calls to any part of the world, to see(7)______ television transmissions and to communicate via the Internet. Other artificial satellites are used for navigation,(8)______ people on Earth can know(9)______ any moment the position of an object, within a few meters.(10)______ are weather or meteorological satellites, launched to (11)______ the state of the atmosphere and to follow the(12)______ of the clouds as they gather. There are also military satellites, for the purpose of(13)______ information on the armaments and the troops in countries which may be(14)______ and also to indicate the launch of a missile.
    Each satellite has its own orbit which is(15)______ according to its purpose. Communications satellites, for example, have a geostationary orbit. That is an orbit which turns at the same speed as the(16)______ of the Earth. Satellites used for weather forecasting pass over the two poles of the Earth.(17)______ so doing, a different part of the Earth surface is viewed on each(18)______ orbit. All artificial satellites get the energy they need by huge solar panels which (19)______ like wings. These are (20)______ controlled in such a way that they are always turned toward the Sun.
(11)
选项 A、inspect
B、monitor
C、supervise
D、manipulate
答案B
解析 词汇线索题。此处表明气象卫星的作用，能与后文的宾语the state ofthe atmosphere“空气状况”搭配的是B项monitor“监控，测定(空气或物体的)辐射强度”。inspect"检查，视察”，一般是人作主语；supervise“监督，管理，指导”；manipulate“操作，处理”，一般指通过用手的技巧来操纵或控制、处理，如：She manipulated the lights to get just the effect she wanted．(她操作着灯光，以达到她想要的效果。)
转载请注明原文地址:https://kaotiyun.com/show/MJFK777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)