(共18张PPT)
Unit 7 Protect the Earth
(storytime)
Meet our friends
water
energy
tree
plastic
Match and say
将下列物品与其作用相连，并试着说一说。
water
energy
tree
plastic
make bags and bottles
clean things
drive cars
make tables and chairs
We use...to...
Look and say
The Earth is ____________.
The Earth is ____________.
clean
dirty
Why
Let’s think
Why the Earth is dirty now
The water is dirty.
The air is dirty.
Rubbish makes the Earth dirty.
too much plastic
We should protect the Earth .
Watch and answer
How many ways are mentioned in the story
文中提及了几个方法保护地球。
four
Scan and find
What should we do to protect the Earth
快速浏览课文，找出文章具体是从几个方面谈论保护地球。
Listen and fill
听第一部分音频，并填空。
Water is _______ .We_______ water and_______ water to clean things every day.In many places,there is _______ much water.We should not _______ water.We should_______ and _______ it.
useful
drink
use
not
waste
reuse
save
Read and answer
Why should we save water
阅读第一部分，找出问题答案。
Water is useful.
How can we save water
We should ______ and ______ water.
We should not ______ water.
waste
reuse
save
Think and say
How to reuse(再利用) water
We can reuse water to …
Read and underline
阅读第二部分，划出问题答案。
Where does most of our energy come from
Most of our energy comes from coal and oil.
coal
oil
What should we do
What shouldn’t we do
We should save energy.
We should not drive so much.
Read and discuss
What’s the problem of...
阅读第三和第四部分，讨论它们在使用过程中的问题。
trees
plastic
Read and discuss
People cut down too many trees.
cut down
砍伐
Read and discuss
People use too much plastic.
温馨提示：
plastic 为不可数名词，要用too much来修饰。但是太多的塑料袋要用too many 来修饰。
Read and fill
Trees
Plastic
We use ... to...
We should...
We should not...
make tables,chairs
and many other things
plant more
trees
cut down too many
trees
make bags and bottles
use paper bags
and glass
bottles
use too many
paper bags
or bottles
阅读文中第三和第四部分，填写表格。
Read and imitate
Retell the story
选择文章中的一部分进行复述。
Usage
用途
We use... to...
Problems
...
Solutions
解决方案
We should...
We should not ...
homework
1. Copy the new words and phrases of Story time.
2. Read Story time fluently and try to recite and retell it.
