根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 1 The goal here is to limit carbon dioxide and other greenhouse gases, which are closely associated to the big problem of global warming. Strategy 1: Bring your own cup to Starbucks You’ll get a 10 cent discount, and it’s one less paper cup to end up in a landfill. While you’re there, pick up some free bags of spent coffee grounds to use as “green” fertilizer in your garden. The payoff: 2 Strategy 2: Turn off your computer When in standby mode, your PC is still using energy. 3 The payoff: Turning off a monitor for 40 hours a week may only save $5 a month, but it reduces CO? by 750 pounds. Strategy 3: Reuse plastic bags Instead of throwing away 100 billion plastic bags a year, try and get a second, third, or tenth use out of them. Better yet, next time you shop, try a reusable bag. The payoff: 4 The amount of oil it would take to make just 14 plastic bags would run your car for one mile. Strategy 4: Use recycled paper in the bathroom Most of the toilet paper we use is made from trees found in forests previously untouched by humans. The payoff: If every household replaced one roll of toilet paper with a recycled one, 424000 trees would still be standing. Look for eco paper towels too. Strategy 5: Buy energy-efficient appliances(电器) Replace the old fridge with an Energy Star appliance and you’ll use 15 percent less energy. 5 . The payoff: If we all used one Energy Star appliance at home, it would be like planting 1.7 million acres of new trees.
F. The store won’t create more waste when they throw away a cup. G. Just one tree will help make cleaner air and save the environmrnt from 5000 pounds of hot carbon dioxide each year. |