We...............throw the rubbish around.
SHOULDN'T
We...............use public transportation and reduce pollution.
SHOULD
We............... pollute the air.
SHOULDN'T
We...............unplug electrical devices when not in use.
SHOULD
We...............clean up after picnic.
SHOULD
We...............turn off the lights when not in use.
SHOULD
We...............plant more trees.
SHOULD
We...............waste water with long showers.
SHOULDN'T
We...............cut down trees.
SHOULDN'T
We............... pollute the seas.
SHOULDN'T
We............... collect garbage.
SHOULD
We............... recycle paper, glass, plastic and dead batteries.
SHOULD
We...............save energy by using the environmentally friendly bulbs.
SHOULD