Unit 11 Greener World

People should _______ noise.  

• reuse

• reduce

• recycle

• All are correct

_______ can be recycled

• Plastic bottles     

• Glasses

• A and B are correct

• air

My older sister often _______ old envelopes to decorate her room.

• reuses

• reduces

• recycles

• All are correct

We shouldn’t use _______ to store food, let’s use bags made of natural materials. 

• plastic bags

• plastic bottles

• paper bags

• cans

Lan always _______ books and clothes with her friends

• swaps  

• exchanges

• wraps 

• A and B are correct

You should put used cans and glass bottles into _______.

          A.                                         B.

          C.                          D.

• garden  

• recycling bins

• rivers

• All are correct

We should use      _______ plastic boxes or bottles because they are good for health and safe for the environment.

          A.   B. C.          D.

• refillable

• recyclable

• reusable

• All are correct