根据句意提示补全单词。

1. May I use a ________ if I get lost in the forest.

2. The boy is going ________with his cousin if it is sunny tomorrow.

3. Riding on the roadway is not ________.

4. When you ride on the roadway, it is important to ________ the traffic rules.

5. You should walk your bike across the ________ and in school.