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How can you cross the road safely?
Compare and fill
a zebra crossing
no zebra crossing
How can you cross the road safely?
traffic lights
At the zebra crossing
First
Then
You must look at the .
You must wait for the .
green man
Task1
When you can see a zebra crossing,
first you must…,then you …
1
When you see the ,you
mustn’t cross the road.
red man
We must stop.
We can go.
We should wait.
red man
green man
We mustn’t go.
Learning tips: 情态动词can的意思是“可以…”。should的意思是“应该…”。 must的语气最强，意思是“必须…”，mustn’t的意思是“禁止…”通常用于法律法规的要求。
must
can
should
No zebra crossing