1. 根据短文内容，判断对错。

    Don't throw things out of the window. It's dangerous. You might hurt someone. Don't cook here. It's dangerous. A small fire can become a big one. Be careful! Look out for cars. Don't go against the traffic. Don't open the door for a stranger. It's dangerous.

1. （1） Don't throw things out of the window. It's dangerous.
3. （2） You can cook here. It's safe.
5. （3） A small fire can become a big one.
7. （4） Don't go against the traffic.
9. （5） You can play football on the street. It's safe.