Animals,trees and humans can only ___ on the earth—the other planets in our solar system do not ___ air or water.Do any planets in other galaxies have ___?We don't know about it. 【小题1】 A. else B. others C. other D. another 【小题2】 E. know F. call G. take . ...
Do any planets in other galaxies have10 ? We don't know about it.()1. A. else B. others C. other D. another()2. A. know B. call C.take D.pick()3. A. next to B. before C. out of D. in front of()4. A. years B. hours C. till D. so C. metres D. kilometres(...
Animals,trees and(7)___can only(8)___on the earth because the other planets in our solar system do not (9)___air or water.Do any planets in other galaxies have(10)___?We don't know about it. (1)A.dreams B.enters C.goes D.lifts (2)A.know B.call C.take D.pick (3)A...
Animals,trees and humans can only 8 on the earth-the other planets in our solar system do not 9 air or water.Do any planets in other galaxies have 10 ? We don't know.1.A.else B.another C.other 2.A.know B.call C.take 3
This is long enough for other planets to have intelligen life. The second reason is size. The universe is huge. Take the Hubble Telescope( 哈勃望远镜):it has shown that there are at least 100 billion galaxies( 星系). And our planet, the Milky Way, has at least 100 billion stars. Some...
This is long enough for other planets to have intelligent life. The second reason is size. The universe is huge. ‘Tools like the Hubble Telescope (哈勃望远镜) have shown that there are at least 100 billion galaxies (星系). And our galaxy, the Milky Way (银河系), has at least 100 ...
根据第一段“Do you know anything about galaxies (星系)? Are you interested in them? How many galaxies can you name? Researchers have identified two ancient star groups that appear to be among the Milky Way Galaxy’s earliest parts. The groups are named after the Hindu gods Shakti and ...
Scientists have also discovered many other galaxies in the universe.They are very far away and their light has to travel for many years to reach us.So how large is the universe?It is impossible to imagine. Scientists have sent spaceships to the planet Mars to take photos.They...
"This is long enough for other planets to have intelligen life," Shostak and Barnett said. Another reason is size. 28 "Tools like the Hubble Space Telescope have shown that there are at least 100 billion galaxies(星系)," said Shostak. "And our galaxy, the Milky Way, has at least ...
By looking at slight variations in the brightness of distant stars, scientists say they can determine their surface gravity, a technique that provides important clues to life-hosting properties of the planets that orbit them.Do galaxies have gravity?The...