Our greener world

If we .......... waste paper, we will save a lot of trees.

• A.Repeat

• B.Recycle

• C.Rewrite

• D.Remark

You can save money while shopping by only buying...... you need.

• A.What

• B.This

• C.It

• D.That

What can we do air pollution?

• A.Reduce

• B.To reduce

• C.Reducing

• D.To reducing

Why do you often forget to _ the lights when you go out of the classroom?

• A.Turn on

• B.Turn off

• C.Close

• D.Shut down

If we plant more trees in the schoolyard, the school will become a place

• A.Darker

• B.Greener

• C.Dirtier

• D.More polluted

Do you think we should put a bin in every classroom in order to keep it clean?

• A.Reusable

• B.Recycled

• C.Recycling

• D.Recyclable

My brother and I will give last year’s clothes to instead of throwing them away.

• A.Shop

• B.People

• C.Charity

• D.Survey

Next week our class is having a discussion about finding ways to reuse old items before throwing them away.

• A.Interested

• B.Surprising

• C.Useless

• D.Creative

It is a good idea to...........our clothes with our friends or cousins.

• A.Change

• B.Swap

• C.Turn

• D.Send

If people turn off all electric appliances in one hour all over the world, they can save lots of .

• A.Electric

• B.Electrical

• C.Electrician

• D.electricity