Unit 4 Road safety Sound time Checkout time课件（20张PPT)

(共20张PPT)
Unit 4 Road safety
Lesson 3 Sound time
Culture time
Cartoon time
about
读单词，注意ou在这些单词中发[a ]！
ou
/a /
house
out
mouth
shout
Sound time
‘Stop! There’s a ‘red man.
We ‘mustn’t walk now.
We must ‘wait for the ‘green man.
‘There he is! ‘Now we can walk,
But ‘don’t run!
Stress
听并跟读，注意标记重音的部分。
Sound time
Culture time
In the UK, people drive on the left side of the road.
In China, except Hong Kong and Macau, people drive on the right side of the road.
Bobby and Tina go to see their aunt.
Tina: Hello, Aunt Alice. This is Tina. How do
we get to your house
Alice: You can take the bus, Tina.
Tina: OK.
Cartoon time
get to 到达
Cartoon time
They get on the bus.
Bobby: Look! There are so many cars on the road.
Tina: Yes. They’re going fast.
get on 上车
There is a red light. The bus stops.
Bobby: Why does the bus stop here
Bear: Look at the red light. It means we must stop.
Bobby: Oh, I see.
Cartoon time
The bus goes on, but soon it stops again.
Bobby: There aren’t any traffic lights here. Why is
the bus stopping again.
Bear: Look! Some elephants are crossing the road.
We must stop and wait.
Cartoon time
Exercise1: Answer the question
Watch the cartoon carefully, and find out the reasons for stopping the bus twice.
（细读故事，找出两次停车的原因。）
1. There is a red light.
Follow the rules on the road.
2.Some elephants are crossing the road.
They must stop and wait.
Tina rides a bike to see Aunt Alice. ( )
There are so many cars on the road.( )
The red light means we must stop.( )
Some cats are crossing the road. ( )
Bear doesn’t follow the traffic rules. ( )
T
F
T
F
F
Exercise2: True or false
Lesson 4 Checkout time
Ticking time
Can/ must I watch TV
No, you can’t/ mustn’t. It’s late. You can/ must go to bed now.
Checkout time: Read and circle
What can/ must you do
I know.
I can/ must run fast.
But you can’t/
mustn’t run fast
on the road.
Checkout time: Read and circle
Can/ must I go to the doctor
Yes, you can/ must. You can’t/
mustn’t go to school because
you’re sick.
Checkout time: Read and circle
Classroom rules
You _________ run in the classroom.
You _________ keep your desk clean and tidy.
You ___________ eat or drink.
You ___________ play ball games.
You ___________ talk loudly.
You _________ keep the classroom clean.
You _________ listen to your teachers in class.
Complete the poster with “must” and “must not”
must
must not
must not
must not
must not
must
must
Checkout time: Think and write
Ticking time
一、选择题。
( ) 1.You_____ go to school because you are sick.
A.mustn’t B.can’t C.can
( ) 2. Now you _____ walk,but you _____ run.
A.can;aren’t B.must;can’t C.can;mustn’t
( ) 3. Some children run on the road. This is not _____.
A.safety B.safe C.safely
B
C
Exercise:
A
二、给下列短语选择正确的汉语意思。
A.交通灯
B.当心，提防
C.穿过马路
D.斑马线
E.保持安全
Exercise:
1.look out for
2.traffic lights
3.zebra crossing
4.stay safe
5.cross the road
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Summary:
1. 复习巩固情态动词的用法：
情态动词+动词原形
2. 词汇辨析：
can “能，可以，会”
can’t “不能”
must “必须”
mustn’t “禁止”