Here are eight tips on how to save water, electricity and paper at home. a. Turn off lights in your house when you don't need them. b. Turn off computers and TVs when you are not using them. c. In cold weather, don't turn on a heater. Wear warm clothes instead. d. Don't leave the water running while you are brushing your teeth. e. Don't fill your coffee pot with too much water. Only boil as much water as you need. f. Take a shorter shower. Stay under the shower for just three minutes. g. Let hot food cool down before you put it into the fridge. h. Use both sides of every piece of paper. 根据句子的意思，从短文中找出相应的单词并写线上。 1. You turn them on when it is dark to help you see. ____________ 2. You turn it on and it keeps you warm. ____________ 3. You can keep food cold in it. ____________ 4. You can boil water in it. ____________ 5. You stand under it to wash yourself. ____________
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