There are millions of stars in the sky.If you look at the sky（A）

on

on

a clear night，it is possible that you can see （B）about 3，000 stars.They look small， （C）

but

but

they are really very big hot balls of burning gas（燃烧的气体）.Some of them are a lot smaller，like our planet-the Earth.The biggest stars are very bright，but they only live in a short time.Every day new stars are born and old stars die.
    （D）所有的星星离我们都很远.The light from the nearest star takes （E）more than four years to get to the Earth.Hundreds of years ago，（F）people used stars to know the direction.For example，we can know north from the North Star.Today you can still see that star in the sky.

（1）在文中（A）和（C）的空白处填入适当的单词：

on

on

；

but

but

（2）写出文中画线部分（B）和（E）的同义词或近义词：

almost

almost

；

over

over

（3）将文中画线部分（D）翻译成英语：

All the stars are far away from us.

All the stars are far away from us.

（4）将文中画线部分（F）处改写为：people used stars

to recognize

to recognize

the direction.
（5）从文中找出能说明本文主旨大意的词：

There are millions of stars in the sky.

There are millions of stars in the sky.