STARS WORLD ENGLISH 6 - UNIT 11 - LESSON 3

The air in this city is _______ by emissions from nearby factories.

• exchanged

• reduced

• polluted

• All are correct

The _______ of water pollution is the death of many types of fishes.

• cause

• effect

• reason

• solution

Rising sea level can make some cities _______.

• pollute

• exchange

• appear

• disappear

Protecting the _______ environment is saving human life.

• natural

• polluted

• working

• All are correct

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

• turn on

• shut down

• close

• turn off

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

• what

• it

• this

• that

"Reduce, reuse, recycle" is said to encourage people to waste less, by using less and using things again, in order to __________ the environment.

• harm

• damage

• pollute

• protect

If there is a rubbish bin in every class, the classroom will become __________.

• harmful

• lighter

• dirtier

• cleaner

These three Rs __________ reduce, reuse, and recycle.

• stand up

• stand for

• ask for

• means

The river is___________ with toxic waste from local factories.

• polluting

• polluted

• pollute

• pollution