题目内容
How much do you know about the solar system?The following passage will tell you.
The earth is a planet.It as well as seven _____ planets goes around the sun.We _____ the eight planets and the sun the solar system.The first planet,_____ the sun,is Mercury(水星).It is 58 million _____ from the sun.Venus(金星)is the second planet next to the sun,and _____ planet,the earth,is the third.It is 150 million kilometres from the sun.
Jupiter(木星),Saturn(土星),Neptune(海王星)and Uranus(天王星)are all _____ than the earth,_____ Venus,Mars and Mercury are smaller than the earth.
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.
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.metres D.kilometres
5.A.our B.their C.her D.his
6.A.lighter B.bigger C.shorter D.safer
7.A.but B.or C.till D.so
8.A.knock B.try C.live D.land
9.A.have B.bring C.fill D.join
10.A.planet B.system C.galaxy D.life
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