4GE_REVIEW UNIT 8

An ....... is someone who looks after our natural world.

Air .... is something that is dangerous for our health.

Global .... is a term which describes how the Eart is getting hotter.

Eco-....... is a product that respects the environment.

........ is something we don't use anymore. You should put it in the bin.

You should ..... plastic bags. Do not take a new one every time you go shopping.

We must ________ our environment!

• protect

• recycle

• rising

• waste

Don't ................. the lights when you get out of your classroom.

• leave

• turn off

• melting

• rising

Sea levels are _________.

• rising

• leave

• melting

• recycle

You shouldn't leave the tap running when you brush your teeth. You will ............ water!

• waste

• protect

• leave

• rising