Unit 4 Road safety Revision课件（15张PPT)

Unit 4 Road safety
Revision
Watch and answer
1.What are they talking about?
2.What are the four rules?
Road safety
Stop Look Listen Think
How can we cross the road safely?
What must we not do on the road?
the foot bridge
run on the road
wait for the green man
play on the pavement
parked cars
Look and say
cross between
use
You can/ can’t….
You must/mustn’t….
Find the rule
You must wait for the green man.
You must not cross between parked cars.
You can not find a zebra crossing near you.
You can use the foot bridge.
情态动词
can/must
+do
+动词原形
must:
can:
语气强烈，表示命令或权威。
表示允许，能力和可能等。
You _______ keep quiet in the cinema when you watch a film.
Here’s the red man. We _________ stop and wait.
If you ________ find a zebra crossing near you, you ______ wait on the pavement.
—_______ you play football?
—Yes, I _______.
—But you ______ play it on the road.
5. —I’m thirsty. _______ I have some cola?
—No, you _______, but you _____ have some juice.
Little shooter
can can’t must mustn’t
情态动词
must
can
could
would
will
may
should
shall
Modal Family
Can I help you？
You must look at the traffic lights.
……
　
Read and try
Tip: 仔细阅读、体会，根据情境给出相应的情态动词。
Fire is useful. We use fire to do a lot of things. We use it to cook food every day. Fire ____ give us light and heat too. If there were no fire, we ______do these things at all. But fire can also be dangerous. Fire ______ burn a lot of things. It can hurt people too. We ________ be careful with fire. What do you know about fire safety?
What mustn’t we do in the forest or at home? People mustn’t start campfires in the forest. Children mustn’t play with matches or play near fire at home. 　
When you see a fire, quickly go outside. But we mustn’t use the lift. It’s very dangerous inside.
Please shout ‘Fire! Everyone Out!’ to wake anyone who’s sleeping. If it’s all smoky, cover your mouth and nose with wet towels or blankets, crawl outside very fast and never stop for toys or clothes. You should wait for your family at a meeting place outside.
If there’s no way to go out, open your window and call for help.　
Look! Fire safety is very important.
( ) 1 .The writer is talking about _________.
A. Home safety B. School safety C. Fire safety D. Food safety
( )2.What does the underlined word “campfire” mean?
A. 野营晚会 B. 野营营地 C. 野营舞会 D. 野营篝火
( )3.When we see a fire, we must shout “ Fire! Everyone out!” to_____.
A. let them know it’s dangerous B. call for help
C. make them sad D. ask them come here
( ) 4.If it’s all smoky, we can________.
A. walk outside B. jump out of the window
C. crawl outside and take a lift
D. take a wet towel and crawl outside very fast
( )5.From this passage, we know that_________.
A. wet towels can help us in fire
B. fire is useful and always dangerous
C. children mustn’t play with matches but can play near fire
D. you can wait for your family in the hospital
Food safety
Do you know?
School safety
Fire safety
Home safety
Road safety
……
_______safety
Food/ School/ Home safety is very important.
We _______ every day. It can give us ________.
But ______________. What do you know about Food/ School/ Home safety?
We should/ must/ can (not)_____________.
Follow the rules and ….
Homework
1.尝试写一篇关于“安全”的小作。
2.合作一张有关“安全”的海报。
3.努力做一名“安全”小卫士。
Thank you!