1.The writer likes to talk in a l          voice.   We sometimes can't hear him.
2. When you leave the school, you should say   “G          ” to your teacher.
3. When you c               the street, you should becareful.
4. If you want to know more knowledge,you should   look t         _ books in
the library.
5. It's raining outside. You'd better take an u      
6. We should get a         _ well with each other.
7.There is so much t         , so the road is  crowded.  
8. Please write down your _            （笔记)  inclass.
9. I think the old man is at I         80   years old.
10.I am a            (迷) of Jackie Chan.