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You should.....
3.learn to be a greener person in our daily life
Let’s watch a video.
Earth Song
What can you see in the video?
What’s your feelings?
The earth is crying for help.
Pollution has caused many serious problems.
A group of guardian for environmental protection.
(环保小卫士）
After learning, let’s choose which group is the most excellent guardians.
What should you do to be a greener person?(your advice)
We should...
We should use both sides of paper.
We had better use both sides of paper.
Free Talk:
We ought to use both sides of paper.
ought to
应该, 情态动词
+ 动词原形
I. Listen and complete the table.
To be a greener person
1.You ought to ________the electricity when you leave the room.
2. If you travel a short __________, you shouldn’t _________________ , but ________________. So this helps to ___________ and ____________.
3. When you go shopping, you’d better _____________ instead of using _____________.
shut off
distance
take a bus or a taxi
walk or ride a bike
save energy