完形填空。 The sun, the moon and the stars are all in the sky. The earth 1 round the sun . And the moon circles (围绕) the earth . The sun is 2 than the moon . It gives us light and heat (热量). When our part of the earth turns 3 the sun, it is day. When our part of the earth turns away 4 the sun , it is night . 'Morning' is the time 5 sunrise (日出) and twelve o'clock, the 6 is overhead (当头). It is 'noon' . And when the sun sets (日落), it is 'evening' . The moon is much smaller than the sun. It 7 bigger only because it is much 8 the earth. It is our nearest neighbour (邻居) in space (宇宙). Sometimes it looks quite bright , but it 9 any light at all. The light on the moon 10 from the sun . It only reflects (反射) the 11 of the sun . The stars look 12 than the sun and the moon . But 13 of the stars are bigger than the sun. 14 look small because they are very far away from 15 . (     )1. A. move (     )2. A. big (     )3. A. in (     )4. A. from (     )5. A. like (     )6. A. earth (     )7. A. is (     )8. A. nearer (     )9. A. doesn't give (     )10. A. come (     )11. A. light (     )12. A. small (     )13. A. much (     )14. A. It (     )15. A. It B. moves B. much big B. into B. to B. between B. moon B. has B. near B. doesn't have B. comes B. lights B. smaller B. some B. They B. them C. is moving C. much bigger C. at C. into C. for C. sun C. looks C. near to C. gives C. goes C. heat C. big C. many C. Some C. us D. is going to move (移动) D. much more bigger D. to D. / D. in D. star D. likes D. nearer to D. has D. has D. night D. bigger D. most D. All D. the sun