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Cross the road with teacher.
They can drive so fast.
They can cross the rails.
There are many busy roads in the city.
繁忙的马路
boat
（道路安全）
Road safety
traffic lights
red man
green man
a pavement
a zebra crossing
The signs on the road
How to cross the road without a zebra crossing?
What must you not do on the road?
1
2
3
How to cross the road with a zebra crossing?
Tips:
The pictures can help you understand the text.
图片能帮助你理解课文。
Match the pictures and sentences.
过马路
Tips:情态动词 must的语气比should、can强，意思是“必须”,mustn't的意思是“禁止……”通常用于法律法规的要求。
There are many busy roads in the city. How can we cross the road safely?
First, you must look for _______________.
Then, you must look at the_______________
and wait for the____________.