资源简介

(共30张PPT)
冀教版 英语 四年级 下册
Unit 6 Safety first
Lesson 2 The traffic lights
Warm up
Boys and girls, which means of transportation do you know
Lead in
taxi 出租汽车
['t ks ]
词性
名词
拓展
复数：taxis
短语
taxi driver 出租汽车司机
例句
Here is a taxi.
这儿有一辆出租汽车。
Let’s learn.
Presentation
crosswalk 人行横道
[ kr s w k]
Let’s learn.
词性
名词
拓展
复数：crosswalks
短语
crosswalk line 人行横道线
例句
A girl is on the crosswalk.
在人行横道上有一个女孩。
light 灯
[la t]
Let’s learn.
词性
名词
拓展
复数：lights
短语
traffic light 交通灯
例句
Turn off the light.
把灯关掉。
quick 迅速的
[kw k]
Let’s learn.
词性
形容词
拓展
反义词：slow 慢的
短语
quick hands 敏捷的双手
例句
Tom is very quick.
汤姆非常快。
Tom
light
taxi
quick
crosswalk
Play a game.
比一比
游戏规则：观察小球，快速读出球上单词，最快的胜。
Look, listen and say.
Li Ming, let’s take a taxi to the park.
It’s not far. We can walk there.
take a taxi 乘出租车
The light is green. Let’s go!
Let’s walk on the crosswalk.
Look, listen and say.
Let’s be quick!
The light is red now.
Follow the traffic rules. They keep us safe.
follow 遵守
traffic rules 交通规则
Look, listen and say.
Li Ming, let’s take a taxi to the park.
It’s not far. We can walk there.
Let’s walk on the crosswalk.
The light is green. Let’s go!
Let’s be quick!
The light is red now.
Follow the traffic rules. They keep us safe.
Li Ming, let’s take a taxi to the park.
It’s not far. We can walk there.
Let’s walk on the crosswalk.
The light is green. Let’s go!
Let’s be quick!
The light is red now.
Follow the traffic rules. They keep us safe.
Complete the dialogues.
Ask and answer.
1. How does Danny want to go to the park
2. How they go to the park
3. Where do they walk when the light is green
He wants to take a taxi.
They walk to the park.
They walk on the crosswalk.
The light is green. Let’s go!
Language point.
表达交通灯颜色的含义
句型详解
这两个句子表达了交通灯颜色的含义。交通灯一般有三种模式：红灯、绿灯和黄灯。这里有个口诀便于记忆：红灯停，绿灯行，黄灯亮了等一等。
情景再现
The light is red. Let’s stop!
红灯了。我们停！
Let’s walk on the crosswalk.
Language point.
Let型祈使句
句型详解
祈使句用以表示请求、命令、劝告、建议等。Let’s的完整形式是Let us，意为“让我们”。
情景再现
Let’s play games. 让我们玩游戏吧。
句型结构
Let + 宾语 + 动词原形（+ 其他）.
Let’s walk on the crosswalk.
Language point.
Let型祈使句
拓展延伸
其他常见的祈使句句型：
（1）Do型：动词原形（+ 其他）.
如： Come on! 加油！
（2）Be型： Be + 形容词/名词（+ 其他）.
如： Be careful. 小心点儿。
Be a good boy. 做个好孩子。
Read and answer.
Where do they go
They walk there.
How do they get there
What are the rules in the street
Park.
Green light means we can go. A red light means stop.
Why should we follow the rules
Because follow the rules can keep us safe.
Listen and sing.
Let’s e on!
When you cross the street,
You must check the traffic lights.
A red light means stop. Stop!
A yellow light means wait. Wait!
A red light means stop. Stop!
Green means we can go!
Let’s e on!
When you cross the street,
You must check the traffic lights.
A red light means stop. Stop!
A yellow light means wait. Wait!
A red light means stop. Stop!
Green means we can go!
Let’s sing together.
Look and say.
The light is red. Let’s stop.
The light is yellow. Let’s wait.
Look and say.
The light is green. Let’s go.
Look and say.
Let’s be quick!
Look and say.
Play a game.
教师跟第一排的一名同学说：The light is green.该同学回答Let’s go，然后再跟自己身后的同学说The light is red.后面的同学说Let’s stop. 以此类推，速度最快、说得最标准的小组获胜。
开火车
Now I can Contents My stars
say Let’s take a taxi to the park. Let’s walk on the crosswalk. The light is green. Let’s go! Follow the traffic rules. They keep us safe.
Listen and sing Let’s e on!
Excellent Good More work needed
Good to know
Cherish life and travel according to rules.
珍惜生命，遵章出行。
A. The light is green. Let’s go!
B. The light is red. Let’s stop!
C. Walk on the crosswalk.
D. The light is yellow. Let’s wait!
一、给下列图片选择合适的句子。
Exercises
( ) 1.
( ) 2.
( ) 3.
( ) 4.
B
D
A
C
二、【新情境】贾凡和他的朋友梁坤来到了北京旅游。这是其中一些场景，请你选择合适的句子，补全对话。
A. Let’s walk there. B. Let’s be quick. C. The traffic light is green.
Let’s go!
1.
The park it not far.
2.
Don’t run on the crosswalk.
3.
C
A
B
Summary
1.学习了下列词汇：
taxi, crosswalk, light, quick.
2.学习了下列句型：
(1) The light is green. Let’s go!
(2) Let’s walk on the crosswalk.
MUST DO
CHOOSE TO DO
Copy the words and read the dialogues.
Tell your friends the traffic rules.
Homework
Sing the song “Let’s e on!”

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