[Grade 9] Unit 6

Waste and chemicals can make the air and water ___

If we continue littering, the environment will become ___ polluted.

The building was ______ by the fire.

She is one of the most famous ____ in the world.

The local government has received many letters and ______ about the industrial waste from that factory.

They are having a discussion about the ____ of natural resources.

The students are talking about ____ pollution.

The river became polluted because the local factory was dumping it's waste into the river ___.

I'm very ___ that they may use electricity or dynamite to catch fish.

The students have made many _____ to their local government about how to protect the environment.

Gas from factories and vehicles mainly cause air ___.

The local people felt ___ that tourists had spoiled the beach.

_____ air can cause illness and even death.

If ___ continues, there will be no forests left 10 years from now.