Unit 4 Road safety（Grammar-Fun time）课件 (共17张PPT)

Unit 4
Road safety
Period2 Grammar & checkout time
Hello, everyone.
Welcome to join us.
As a supervisor（监督员）,you should know a lot of rules.
First, you should know the traffic rules.

How can we cross the road safely?
What must we not do on the road?
We must look for a zebra crossing.
We must look at the traffic lights and wait for the green man.
We can wait on the pavement and look out for cars and bikes.
We must first look left, then right and then left again.
We can cross the road with other people.
The pictures can help you retell the rules.
We mustn't play or run on the road.
We can't cross the road anytime.
读这些句子你发现了什么？
look for a zebra crossing.
look at the traffic lights .
look out for cars and bikes.
look left, then right and then left again.
You

must

play or run on the road.
wait on the pavement
cross the road with other people too.
cross the road at the green man.
We

mustn't
We
can

cross the road at any time.
can't
You
情态动词+动词原形
语气强弱: must > can
Read and find
表示能力、允许，用______。
表示义务、必须，用_______。
must
can
表示有把握的推测，肯定句用_______ ，
否定句用_________。
can't
must
mustn't
表示不允许，禁止，用_________。

can
can't
must
mustn't
Read and choose
小组合作，快速将词条分别贴在相应的房子中。
...can/can't/must/mustn't do...
Great! As a supervisor,you also must do well at school. Do you know the rules in the classroom?
What must/can we do in the classroom?
What must/can we not do in the classroom?
Classroom rules
You ________run in the classroom.
You_______keep your desk clean and tidy.
You ________ throw rubbish on the floor.
You________eat snacks in the classroom, but you _______drink some water after class.
You _______ talk loudly.
You _______play ball games, but you ______play board games（棋类游戏）.
You _________ listen to your teachers carefully.
________________________________.
Let’s follow the rules together!
1. Finish the rules with can/must/mustn't.
2. Give one more rule.
Congratulations!
小小监督员挂牌佩戴
Now you are the supervisors.
You should help keep our city in order. Let's work for the public places.
Discuss and make
Before you work for the places, you should know the rules of these places and let the others know.
rules
......
If there are no rules or we don't follow the rules, what will happen?
rules
Follow the rules!
1. Be a good supervisor.
做好一名监督员。
3. Make family rules with your families and follow the rules.
和你的家庭成员一起制定家庭准则，并严格遵守。
Homework
2. Read the rules carefully and follow them.
仔细阅读其他组制定的公共场所规定并遵守。
Thank you!