Today,China has a great developed(发展）,but aiso have some difficult to serve .so we should save energy.First we should save power,second when you leave your room must be turn off the light,third when you watching TV don't turn on too much light.End please use energy saving bulbs.let's make something to save the energy...
I can give you some hints as follows: shut the power supply system for safty when you get out of your room. trun off the TV during your dinner time for health turn off ...
