Task 3. Complete the text with the words: reduce / consume / turn / waste /save/ switch/ leave

People consume large amounts of energy every day. Sometimes they _________________energy when they ________________ their computers and TVs on standby all night. If you _______________ down the heating and ___________________ off appliances when you don’t need them, it will _________________ your energy bills. And it helps the planet to ________________ energy because there is less pollution.