第39页

信息发布者：
running
playing football
habit
follow
safe
cross
can't
look
left
right
follow the rules and stay safe
wait for the green man
wait on the pavement and 
look out for cars and bikes
can't
mustn't
couldn't
aren't
How can you cross the road safely? You must look at the traffic lights.
shouldn't
mustn't
must
loudly
can't
shouldn't
loudly
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