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If we .......... waste paper, we will save a lot of trees.
You can save money while shopping by only buying...... you need.
What can we do air pollution?
Why do you often forget to _ the lights when you go out of the classroom?
If we plant more trees in the schoolyard, the school will become a place
Do you think we should put a bin in every classroom in order to keep it clean?
My brother and I will give last year’s clothes to instead of throwing them away.
Next week our class is having a discussion about finding ways to reuse old items before throwing them away.
It is a good idea to...........our clothes with our friends or cousins.
If people turn off all electric appliances in one hour all over the world, they can save lots of .
You should put the food in a reusable box plastic bags.
If we use paper, we will save a lot of trees.
Don’t throw rubbish into the river because you will make it .
If there is a rubbish bin in every class, the classroom will become
If we all use.............bags, we will help the environment.
This newspaper is made of paper.
Please collect all the recyclable materials, and take them to the factory.
Reduce, reuse, recycle is said to encourage people to waste less, by using less and using things again, in order to the environment.
These three Rs............... reduce, reuse and recycle.
If you have old clothes, will you give them to those ?