We shouid r—— waste and save energy

to在这句的用法It's important to save energy and to reduce waste ga John：We will advise people to save energy and water. Dick:Wh we saVe energy both at home and at school改为同义句 Are the Olympics a waste of time and energy? We ought to save energy .改为同义句 Battery full.Save energy and remove charger from wall socket reasons for energy shortage what can we do to save energy in What`s the low-carbon life style like?—Save——energy,produce— how to save energy save energy 中文歌词 What shouid we do every day if we want to be strong and heal If we travel by car,we should ______(acrpolo) to save energy