What should people do?
People should protect forests.
What should people do?
People should recycle rubbish.
What should people do?
People should look after animals.
What should people not do?
People shouldn’t cut down trees.
What should people not do?
People shouldn’t hunt animals.
What should people not do?
People shouldn’t pollute the nature.
What should people not do?
People shouldn’t throw away rubbish.
What should people do?
People should save animals, water, electricity, energy…
