Professor Carl Sagan believes that Venus might house the people from the earth as long as ________.
A: we fire the rockets containing algae into the atmosphere of Venus
B: we change Venus temperature
C: we make it possible to rain on Venus
D: we change the atmosphere on Venus
A: we fire the rockets containing algae into the atmosphere of Venus
B: we change Venus temperature
C: we make it possible to rain on Venus
D: we change the atmosphere on Venus
举一反三
- 2. Carl Sagan believes that Venus might be colonized from earth because ____. A: it might be possible to change its atmosphere B: its atmosphere is the same as the earth’s C: there is a good supply of water on Venus D: the days on Venus are long enough
- Carl Sagan believes that Venus might be colonized from earth because _____
- The following statement about Venus is wrong () A: Venus is the brightest star in the sky. B: Composition of Venus’ atmosphere is mainly carbon dioxide. C: The surface temperature is about 480 degrees Celsius. D: Venus turns from west to east.
- Which of the following statements about Venus is wrong? A: Venus turns from west to east. B: Venus is the brightest star in the sky. C: Venus' atmospheric composition is mainly carbon dioxide. D: The surface temperature of Venus is about 480 Celsius.
- Which of the following statements about Venus are correct? A: Venus turns from west to east. B: Venus is the brightest star in the sky C: The surface temperature of Venus is about 480 degrees Celsius. D: Venus ’atmospheric composition is mainly carbon dioxide. E: Venus surface pressure is up to 88 atmospheres.