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both sides of the paper
waste paper,
a person who loves protecting the environment
shut off the electricity
n.电，电能
关闭
e.g. We should / ought to shut off the electricity when we leave a room.
We should/ought to walk or ride a bike instead of taking a bus or a taxi if we travel a short distance.
We should/ought to take a cloth bag instead of taking a plastic bag when we go shopping.
We should/ought to +V-原形…
Actions speak louder than words.
Remember some English idioms and try to use them often.
Easier said than done.
说起来容易做起来难。
行动胜于言辞。
1a Look, listen and say.
1c Read 1a and complete the table.
To be a greener person
1._______________________________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 _____________.
You ought to shut off the electricity
distance
take a bus or a taxi
walk or ride a bike
save energy
reduce air pollution
take a cloth bag
plastic bags
Retell it