听录音，选择正确的单词填空。

left right three go wait stop

Hello!I 'm Bob，I am from London.I'm a good student because I follow the traffic rules.Do you know the traffic rules in my country？Let me tell you.There are always （1）

lights in the traffic lights.And it's the same in every country.When it is red，you must （2）

.When it is yellow，you should slow down and （3）

.When it is green，you can （4）

.In my country，drivers drive on the （5）

side of the road.I usually walk to school on the left side，too.If you come to England，please remember that!