根据句意和汉语提示，填写单词。

1. Don't forget to _________ (锁) your bike. Five bikes were lost last night.

2. The children _________ (冲,奔) out of the school when the bell rang.

3. Yesterday the girl _________ (违反) the rule and her teacher was angry.

4. When I was about to read my book, I found I had ________ (忘了带) it at home.

5. He _________ (睡过头) this morning and went to school late.