根据句意及所给的汉语提示，写出单词或短语。

1. Xu Li, with his friends, _____ (拾起) waste paper in the park every Sunday.

2. It's my _____ (习惯) to listen to records for an hour every day.

3. The two countries have different _____ (文化).

4. The dictionary is _____ (有帮助的). I can look up the new words in it.

5. I really can't _____ (表达) my idea in French freely.

6. Shakespeare _____ (创造) many famous characters (人物).

7. Guo Hong and Chen Rong are friends. I hope their _____ (友谊) is forever(永远，长久).

8. How did you _____ (辨认，认出) the wallet as your own?

9. I am _____ (有关的) to your family. We are relatives.

10. If somebody says something that you don't hear, you can say "I beg your _____ (原谅)?"

     or "_____ (原谅)?" so they will say it again.

中继器(Repeater)是局域网环境下用来延长网络距离的最简单最廉价的互连设备，工作在OSI的________层。