阅读理解

阅读下面短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。

　　Taking charge of your energy use not only saves you money, it helps to protect our environment by lowering emissions(排放)and conserving resources．There are many things you can do to save energy without affecting your comfort or convenience．

　　The household is a great place to start and a place each one of us can make a big difference．So if you're looking for ways to lower your energy bill, start taking charge right here．It's easier than you think!

　　Decrease energy use

　　◆Turn off your water heater when you go on vacation for fl week or longer．

　　◆Take a short shower instead of a bath．

　　◆Keep your refrigerator and freezer full．

　　◆shut down computers at night and when not in use．

　　◆When your family is replacing appliances(家电), choose ones with an ENERGY STAR label．

　　◆On hot summer days, close all of your blinds, curtains, windows and doors to keep out of the heat．

　　◆Turn off the air conditioner overnight and when you are out during the day．

　　◆Use fans to create nice cool breezes(微风)．

　　◆Turn off lights when you leave a room

　　◆Try to open curtains and use natural light when possible．

　　◆Replace regular light bulbs with energy efficient ones．

　　◆Make sure your washing machine and dryer are full when you use them．

　　◆Wash your clothes in cold water when you can．

　　◆Dry your clothes on a clothesline whenever possible－this uses no electricity at all．

　　________

　　◆Cook as many dishes as possible at a time．

　　◆Only boil the water you need．

　　◆If possible, use smaller appliances instead of larger ones when cooking small portions(份额)－it also helps keep your house cool．

　　◆Remember to use the thermometer or timer on your oven to avoid over-cooking