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red man
green man
We must stop
We can go
We should wait
Unit 4 Road Safety
How can we cross the road safely?
安全地
To keep safe, we must follow some rules.
安全的
规则
必须
1.We must look for a zebra crossing.( )
2.We can cross the road at any time .( )
T or F
T
F
First…，then…
At the zebra crossing
First
Look for …
Then
Look at the… and wait for the…
How can we cross the road safely?
①
③
④
②
Questions：
①Where must we wait before we cross the road?