satellites“千帆星座”：在太空织一张上万颗卫星的大网“千帆星座”：在太空织一张上万颗卫星的大网词数 357  测试见IV版词数 357  测试见IV版建议阅读时间 7分钟建议阅读时间 7分钟Our Earth is surrounded by satellites (卫星). From phone calls ……

key: ……

Meet the green satellites (P6)Meet the green satellites (P6)Choose the answer:Choose the answer:1....D. It does not rot or catch fire in space.  4. How do wooden satellites help ……

on it. If we are good, they give us a green key. A green key is a piece of green rectangular paper. The teacher writes that we did a great job. I get tons of green keys.When you get a green key or a yellow ……

  Chinese satellites take flight:On Sept 15, the Long March 11-HY2 carrier rocket blasted off (发射) from a ship in the Yellow Sea. It sent nine satellites into orbit. Each of the satellites ……

might see a few "moving stars". They are most likely artificial satellites. Satellites... vanishes from view. There are nearly 10,000 satellites in orbit around the earth. Theoretically ……

.Electric vehicles (EVs), mostly imported from China, are another key element of Brazil’s green energy... Association, told China Daily. Green cooperation is now taking center stage.This year marks the 50th ……

The red house is on one side. The green house is on the other. Where is the white house?You can never (从不) answer yes to this question. What question is it?Key:1. The White House is in the US.2 ……

1 Scientists find green snow   南极海岸出现“绿雪”。1 Scientists find green snow   南极海岸出现“绿雪”。British scientists have seen “green snow&rdquo ……

-powered orbital satellites more than 19,000 kilometres above the Earth.A GPS receiver on the ground seeks tracking signals from at least three satellites, then establishes latitude and longitude co ……

and his coworkers (同事) have developed a new generation of small, cheap satellites. Teenagers can join and help them in designing and building!What do CubeSats do?These cube-shaped (立方体形状的) satellites ……

and his coworkers (同事) have developed a new generation of small, cheap satellites. Teenagers can join and help them in designing and building!What do CubeSats do?These cube-shaped (立方体形状的) satellites ……

a directive in the next few weeks. It will give the US Air Force a green light for the development of space... for protection of satellites.But some defence analysts and arms control advocates argue that the policy ……

Green's secretary (秘书): NancyShe keeps the key to Mr Green's safe box. She is a very careless5 girl. She sometimes forgets where she puts the key.A worker: GaryMr Green fired (解雇) some workers last ……

TUCHONGTUCHONG天上的卫星都在忙些啥？天上的卫星都在忙些啥？Every now and then you may see news of satellites (卫星) sent into space. On Feb 21, for example, US company SpaceX took 46 satellites into orbit (轨道). On Feb 27 ……