根据汉语提示完成句子。
1. I see with my ___________ (眼睛).
2. We write with ___________ (铅笔).
3. They draw with ___________ (水彩笔).
4. We walk with ___________ (腿).
5. My ___________ (最喜欢) colour is blue.
6. We sing a song with ___________ (嘴).
7. ___________ (她) is my good friend.