Complete the sentences with the correct form of the verbs in brackets

1 If we ___________(use) public transport instead of cars, we _________(reduce) our carbon
footprint
2 If we _____________(cut down) rain-forests, we ____________(destroy) many animals’
natural habitat.
3 We _____________ (can) combat climate change if we _________(conserve) energy.
4 You ____________ (save) electricity if you _________(not leave) the lights on.
5 If you _________(burn) a fossil fuel, it ______________(give off) carbon dioxide.