完形填空6-10套.docVIP

CLOZE TEST 6 Sputnik I was the first artificial satellite. It can be described as an aluminum ____ with a diameter of 58 centimeters and weighing 83.6 kilograms, ____ with instruments to measure the temperature and the ____ of the atmosphere. Sputnik I was launched into ___ around the Earth by the former Soviet Union on 4 October 1957. Since then, hundreds of artificial satellites have been launched. _____ with a different function. Some artificial satellites are used for telecommunication, which ____ us to make telephone calls to any part of the world, to see ___ television transmissions and to communicate via the Internet. Other artificial satellites are used for navigation. ___ people on Earth can know ___ any moment the position of an object, within a few meters. ___ are weather or meteorological satellites, launched to ____ the state of the atmosphere and to follow the ____ of the clouds as they gather. There are also military satellites, for the purpose of ____ information on the armaments and the troops in countries which may be ____ and also to indicate the launch of a missile. Each satellite has its own orbit which is ____ according to its purpose. Communications satellites, for example, have a geostationary orbit. That is an orbit which turns at the same speed as the ____ of the Earth. Satellites used for weather forecasting pass over the two poles of the Earth. ___ so doing, a different part of the Earth surface is viewed on each ____ orbit. All artificial satellites get the energy they need by huge solar panels which ____ controlled in such a way that they are always turned toward the Sun. 1. A. scope B. sphere C. realm D. planet 2. A. to equip B. equipping C. equipped D. equip 3. A. quality B. density C. capacity D. volume 4. A. rail B. route C. orbit D. path 5. A. every B. each C. one D. it 6. A. encourage B. ensure C. enforce D. enable 7. A. alive B. live C. living D. lively 8. A. though B. while C. so