外研版（2019）必修第二册Unit 6 Earth First Developing ideas 课件(共25张PPT)

(共25张PPT)
Unit 6 Earth first Developing ideas
What's really green
At the end of the class, you'll be able to:
Build up your independent thinking by using the KWL chart.
Read quickly to get the main idea and the structure of the passage.
Provide solutions for problems .
Improve your environmental awareness of green living.
Learning objectives
Step 1: Lead-in
Activity 1:Check out your KWL Chart!
1.What do you already know about green living
2.What do you want to know about green living
Before you read Your notes
Know What do I already know about green living Green living is....
l
l
l

Wonder What I want to know about green living I want to know...
l
l
l
KWL Chart
After you read (Assignment for today) Your notes
Learned After this lesson,what I have learned
KWL Chart
Game time!
Garbage Classification
Can you sort(分类) the rubbish
recyclable
Wet garbage
Harmful waste
Dry garbage
1.construction waste
建筑垃圾
2.Plastic bag
3.Battery
4.Kitchen waste 厨余垃圾
Step 2: Prediction
Think & Predict
What's green
What's really green
Look at the two titles and figure out the differences between them.
1.Paper shopping bags are better than plastic ones. （ ）
2.When you turn off a device, it stops using power. （ ）
3.Eating local food is good for the environment. （ ）
4.It’s better to take a shower than a bath to save water. （ ）
Predict&Check：True(√) or False(×)
Subheadings
Your Prediction
(设备)
(泡澡)
(淋浴)
Subheading Predic -tion Evidence T/F
1.Paper shopping bags are better than plastic ones However,making a paper bag uses more energy and water than making a plastic bag. (Para.3)
2.When you turn off a device, it stops using power. Devices in this stand-by mode(待机模式) still use power.(Para.5)
3.Eating local food is good for the environment. Unfortunately,it is the production of food, not its transport, that uses most of the energy and produces most of the greenhouse gases.(Para.6)
4.It’s better to take a shower than a bath. If you spend more than eight minutes in a shower, you’ll use as much water as in a bath.(Para.7)
Step 3 Read for the Main idea & Structure
Activity1 Main idea
It discusses some common _________ which have been shown to be only half true
or even completely false.
green truths
Read the 1st and
the last paragraph
What is the function of the red parts
subheadings/subtitles
main heading/title
expand on: give more information or details
Activity2 Find out the structure
Q1 How many parts can you divide the passage into
Part 1
Part 2
Part 3
Activity2 Find out the structure
Q2 What’s the main idea of each part
Activity2 Find out the structure
Introduction
Body
Conclusion
green truth 1
green truth 2
green truth 3
green truth 4
Para —
Para _---_
Para _
1
2-7
8
Step 4 Come up with measures
Problems Measures(at least 1)
1.Paper bags are not good for the environment. take a reusable（可重复使用的） bag with you when you go shopping.
2.Turning off a device won't stop it from using power. to make sure the device（设备） is off
remove the plug（插头） from its power supply
3.Eating local food isn't always better for the environment. Eat seasonal（当季的） local food.
4.It's not always better to take a shower than a bath. Keep your shower time as short as possible.
Step 5 Design a brochure(宣传册)
Campaign for the real green life !
Truth 1
Paper bags are not good for the environment.
Truth 2
The Real Green
Let’s go green together
by reading the 4 green truths.
Truth 3
Truth 4
1
2
Turning off a device won't stop it from using power.
Eating local food isn't always better for the environment.
It's not always better to take a shower than a bath.
What’s really green
3
4
Take action now!
What can we do to become really green
Second,
Besides,
Last but not least,
First,
Designed By Group _________
Step 6 Assignment
1
2
Required:finish the KWL chart:L part
Selective:Write a persuasive letter to call on everyone take action to live green.
We only have one planet.
Let’s take care of it.