笔尖

例句：

1. 1. She drew a picture of thecat with a pencil.
   她用铅笔画了一只猫的画。
2. 2. Theteacher gave us all achance to speak up.
   老师给了我们所有人发言的机会。
3. 3. Heused his pen to writedown the important points.
   他用笔写下了重要的要点。