(方便的)now.If youdrive your car to a faraway place,it will tellyou how to get there.It can also tell youwhich road is the best.It gets information(信息)from the man-made satellites(人造卫星).It is4.You can see them at night.People use themto distinguish(辨别)the directions in ...
and sale and sanitation and satellites and saul said unto hi and saw it through wi and say to me and scoring functions and seduction and seek source and serious subjects and service companies and shall put fire on and shandong and shanghai gm and she died in the c and she grew quiet an...
A satnav system uses groups of satellites (卫星) to find out where people are. It sends information to a receiver, such as a smartphone. The more satellites a system has, the more accurate (精确的) it is. On June 23, the last satellite of China’s Beidou Navigation Satellite System ...
A.Too much man-made satellites. B.Too much population. C.Too much space activities. D.Too much debris in space orbits. 4. Which of the following is not helpful in solving the debris problem? A.Stopping reading science fictions. B.Carrying out a thorough space cleaning ...
After the terrible earthquake, the doctors tried their best to save the ___2.___ young man. We were glad to hear that Nick came ___3.___ in the running race. So far,China has sent up many man-made satellites (卫星)_ _4.___ . XianXing hai...
winds moving across the earth . they warn countries to make preparations when very 6 weather is coming . 7 kind is used for communication. telephone calls 8 countries can be sent by these satellites . some can carry hundreds of calls at the same time . the call is sent to the satellite...
The scientist has made enormous contributions to the development of space technologies, as well as its extensive application to communications. Professor Rao supervised the 1975 launch of India's first satellite, Aryabhata, and many others. These satellites were launched for providing meteorological ...
many people have not endured such a catastrophe and cannot imagine what they would do if put in the situation, but no one can control what the weather will do. A hurricane is not man-made. Even though there are weather satellites to watch for troubling conditions, storms can change their ...
3.Lesson 60 has been learned by us.4.Many of the stars can’t be seen by us.5.Man-made satellites have been sent up into space by China. 6.The trees will be planted tomorrow.7.He is seen to go to school every day.9.We were made to close our eyes in the game.II 结果四 ...
Man has invented four kinds of satellites. The first kind of satellite studies the geography of the earth. They are 1 to make maps. They also help countries to see w 2 they may find oil or gold.The second kind of satellite is used to 3 /gaid/ ships an