Cevap:
√ We should save the energy.
√ You should throw rubbish to bin.
√ I should use renewable items.
√ He should protect the environment.
√ I should environmentist.
√ We should use public transportation.
√ We should use solar energy.
√ You should close the tap.
√ We should going green.
√ I should protect the my Earth.
√ We shouldn't smoke.
√ We shouldn't cut down the trees.
√ You shouldn't do a pollution.
√ I shouldn't press the grass.
√ We shouldn't leave the lamp open.
√ You shouldn't spend the items.
√ We shouldn't pollute the environment.
√ You shouldn't throw gum at places.
√ We shouldn't do deforest.
√ We shouldn't pollute to sea.
