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。
As we all know pollution is getting worse on the earth. Everybody of us has our own duty to protect our earth and we can do our best in our daily life and make a difference. Here are some tips.
★Reuse plastic packages. Throwing away plastic wrappings adds greatly to the amount rubbish.
1      If you take a look around your home you will most likely find a new possible way to reuse the bags.
★Use organic (有机的) cleaners. Organic cleaners have almost no pollutants and are much better for not just the environment but also you and your families. Think about your pets which walk across the floor and then lick their paws __2     .
★ __3    take a look at all your toilets and faucets (水龙头) in the house. If any toilets run much longer than they should, adjust them so they are a bit more efficient. If you have a faucet or sink that drips, fix it . Those little drips can really add up .
★Use energy-efficient bulbs. Energy-efficient bulbs can really help in reducing your electricity payment every single month.     4   Energy-efficient bulbs stay cool requiring very little energy to light.
★___5    Do you live in or near a city and have access to the public transportation system? Try taking the bus or subway a few times per week. This will help in reducing the amount of vehicle pollutants in the air.

A．Save water.

B．Improve the equipment.

C．Use public transportation.

D．Organic cleaners are better to use at any time.

E. Regular bulbs give off a great amount of heat only wasting more power.
F. Whenever possible if you use plastic bags , try reusing them for something else.
G. Plastic packages can be used to create artistic works instead of throwing them away