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外研2003课标版《Writing》公开课PPT课件优质课下载
motorbike
taxi
trolleybus
pedicab
vehicles
underground
Turn right.
Don’t go faster than 90 kph.
Don’t turn left. / No left turn.
Don’t stop. / No parking.
Don’t walk. / No pedestrians.
Look ＆ Say
What is traffic jam
It means lots of traffic traveling in the street at the same time.
1.When it happened
2.Where it happened
3.How you passed the time while waiting
Task 1:Describe a time when you were caught in a traffic jam.You should say:
Eg.
I was caught in a traffic jam and showed up late to a movie. I had to sit in my car watching out for the flow of the traffic. It was terrible.
Why do traffic jams often happen
Pedestrians (行人）don’t wait for ___________ to pass, so traffic jams are usually caused by people __________ traffic rules.
disobeying
green lights
The causes of traffic jams seem to