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[Grade 9] Unit 6
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The river became polluted because the local factory was dumping it's waste into the river ___.
carelessly
carefull
caring
careless
Oops!
Okay!
I'm very ___ that they may use electricity or dynamite to catch fish.
worrying
worry
worries
worried
Oops!
Okay!
If ___ continues, there will be no forests left 10 years from now.
forresting
forestation
derorests
deforestation
Oops!
Okay!
The students have made many _____ to their local government about how to protect the environment.
suggestions
suggests
suggesting
suggestings
Oops!
Okay!
Waste and chemicals can make the air and water ___
pollute
polluted
pollutes
polluting
Oops!
Okay!
Gas from factories and vehicles mainly cause air ___.
pollutions
pollutes
polluted
pollution
Oops!
Okay!
They are having a discussion about the ____ of natural resources.
preserved
preserve
preserves
preservation
Oops!
Okay!
The students are talking about ____ pollution.
environment's
environment
environmental
the environments
Oops!
Okay!
The local people felt ___ that tourists had spoiled the beach.
disappointed
disappointing
appointing
appointed
Oops!
Okay!
She is one of the most famous ____ in the world.
environmentings
environmentals
environments
environmentalists
Oops!
Okay!
The local government has received many letters and ______ about the industrial waste from that factory.
complain
complaints
compliments
complains
Oops!
Okay!
The building was ______ by the fire.
destroying
destroyed
destroy
destroys
Oops!
Okay!
_____ air can cause illness and even death.
Unpolluted
Polluted
Unpolluting
Pollute
Oops!
Okay!
If we continue littering, the environment will become ___ polluted.
seriously
lessly
less
serious
Oops!
Okay!
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