The earth（地球）moves（移动）round the sun ,and the  1  moves round the earth. When our part of the earth turns（转） 2  the sun ,it is  3  .When our part of the earth turns  4  from the sun ,it’s night.

The sun is  5  bigger than the moon. But sometimes the moon looks bigger than the sun ,because it is much  6  to the earth.

The sun is very bright. It  7  very strong light. The moon looks quite bright, too, but it doesn’t give  8  light  9 .The light from the moon comes  10  the sun .

The earth moves round the sun, and the moon moves round the earth. When our part of the earth turns__46__ the sun, it is day. When our part of the earth runs away __47__ the sun, it is __48__.

The sun is much __49__ than the moon. But sometimes the moon _50__ bigger than the sun, because it’s much __51_ to the earth.

The sun is very bright. It gives very __52__light. The moon looks quite bright, too, but it doesn’t give any light at all. The light __53_ the moon comes from the sun.

The moon looks much bigger and brighter than the stars, _54__ in fact the stars are much bigger and brighter than the moon. __55__ smaller than the moon because they are farther away from the earth.

?________ away is the moon from the earth?

?It's 380,000 kilometers ________.

A. How far; far away

B. How soon; far

C. How far; away

D. How long; away