Unit 4 Road safety Grammar time & Fun time 课件(共22张PPT)

(共22张PPT)
Unit 4
Grammar time & Fun time
Dear mum：
This weekend ，I am going to play outside with my friends ，We are going to the library to borrow some books ，We are going to the park ，and we plan to
the cinema too。I am very excited ，But I am a little worried too，Can you help me ?
Here are my problems(问题）：
How can we cross the road safely？
What must we not do on the road ？
How can we do well （表现好）in public places ？
Love ，
Amy

How can we cross the road safely?
You can look through (浏览）story time and look at the pictures to find the answers.
What must we not do on the road?
You can look through (浏览）story time and look at the pictures to find the answers.
We must look for a zebra crossing,
We must look at the traffic lights
We must wait for the green man.
We can wait on the pavement.
We can cross the road with other people。
We mustn't run or play on the road.
You must look for a zebra crossing.
You must look at the traffic lights.
What must you not do on the road?
You mustn’t play football on the road.
You mustn’t run on the road.
情态动词
动词原形
Tip: must 表示“必须”，
mustn’t=must not 表示“禁止”有很强的劝告语气。
You can wait on the pavement.

You can cross the road with other people.

You can’t cross the road here.
Tip: can 表示“可以”，有能力或有权利做某事，
can’t=can not 表示“不能”。
must 表示“必须”，
mustn’t=must not 表示“禁止”有很强的劝告语气。
can 表示“可以”，有能力或有权利做某事，
can’t=can not 表示“不能”。
当用must ，mustn't ，can ，can't描述规则，must ，mustn't 的语气比can ，can't更强烈，一般是法律法规规章制度所规定的。
What do these signs on the road mean ？
We must wait.
We can cross
the road .
We can turn left here.
We can park our cars here .
We mustn't park here.
We mustn't turn left here.
How can we do well in public places ？
the rules in public places
The rules in different places
1. We can’t walk on the grass.
2. We must wait for the green man.
3. We must keep quiet.
4. We must listen to our teachers.
5. We can’t draw on our desks. 6. We mustn’t pick the flowers.
Pair work:选择恰当的场所，将字母填入方框内。
In the library b. In the classroom
c. On the road d. In the park
d
c
a
b
b
d
We can/must…
We can’t/mustn’t…
五人一小组，开展“红绿灯”游戏问答，一人演交警，控制游戏的进行，另一人提出问题，指定某人回答，其他人要给予反馈（Right！/No。。。）
The rules of the game
S1：Red man, stop. Green man, go!
S2：What must you do on the road?
S3: I must look out for cars.（可有其他回答）
S4: Right.
S2: What must you do on the road?
S4: I must run quickly on the road. （可有其他回答）
S5: No,you mustn’t run quickly on the road!
S1：Red man，stop！
Model:
Unit4 Fun time 动画
Library rules
Cinema rules
Park rules
Road rules
Dear Amy：
It was nice to get your email，I hope you can have a good time with your friends the coming weekend.

To cross the road safely,you ,
,
You must not on the road .
To do well （表现好）in public places ,you ,
.

Love ，
Mum
…
集体展示，选择一种喜欢的方式展示你们的邮件。
We must follow different rules in different places.

Different places,different rules.
We can have a beautiful city,and a beautiful life.

Assignment:
1.Look for more rules in public places.
2.Write down the rules，the more the better .
（仿照Grammar time写得越多越好）
选择恰当的情态动词must, mustn’t, can, can’t填空。
1.You ______keep quiet in the cinema when you watch a film.
2.Here is the red man. We _________cross the road.
3.______ we play football? Yes, you ______.
4.I’m thirsty. ______ I have some cola?
But you _______ play it on the road.
No ,you ______, but you _______have some juice.
must
mustn’t
Can
can
mustn’t
Can
can’t
can