Waste can be seen everywhere in the school. Some students ____  (1)  ____ more food than they can eat and others often forget to turn off the lights when they ____  (2)  ____ the classroom. They say they can afford these things. But I don't agree with them.

     Waste can bring a lot of ____  (3)  ____. Although China is ____  (4)  ____ in some resources(资源), we are short of (缺乏) others, for example, fresh water (淡水), It is reported that we will have no

coal(煤) or oil to use in 100 years. So ____  (5)  ____ we go on wasting our resources, what can we use in the future and where can we move? Think about it. I think we should say no to the students ____  (6)  ____

waste things every day. Everybody should stop ____  (7)  ____ as soon as possible.

    In our ____  (8)  ____ life, we can do many things to prevent waste ____  (9)  ____ happening, for example, turn off the water taps (水龙头) when we finish washing, turn off the lights when we leave the classroom, try not to order more food than we need, and so on. Little by. little, everything will ____  (10)  ____ . Waste can be stopped one day, if we do our best.