每年的12月2日是全國交通安全日，假如你是Helen，班主任邀請你在班會課上進行關于交通安全的宣傳演講，以下是Helen擬的思維導圖，請根據這份導圖寫出一份演講稿：

1.意思清楚，表達通順，行文連貫，書寫規范；
2.請勿在文中使用真實的姓名、校名及地名。
3.不少于70詞。演講稿的格式已給出，不計入總詞數。
    Hello，everyone，I am Helen.Today I will give you a talk about how to keep safe when we are on the street.                                       .
    Thank you for listening.

【考點】演講稿．

【答案】Hello，everyone，I am Helen.Today I will give you a talk about how to keep safe when we are on the street.When crossing the road，we should obey the traffic rules and pay attention to the traffic lights.Stop at the red light and go at the green light.We should avoid looking at the mobile phone while we are walking on the road.Ride and walk without distraction.It's dangerous for us to play with our friends on the road.We should look left and right before we cross the road.
    Thank you for listening.