1. 根据句意及首字母提示完成句子。

1. （1） 一 Do you know the news?

   一 Yes. I have j heard it.

3. （2） The old man's children all work in other places, so he lives a.

5. （3） There are many other galaxies in the u.
   

7. （4） It's our duty to protect our e.

9. （5） We know the sun has eight p.