составьте 5 предложений на английском со словами nature, earth, pond, air, spoil, pollution,помогите!срочно!английский! 7 класс

1) Nowadays people should save nature.
2) Air pollution - is the biggest ecological problem in cities.
3) We should try to save natural ponds.
4) Waste from plants cause water pollution.
5) We shouldn't spoil our Earth.