【简答题】Waste can be seen everywhere in the school. Some students ask for more food than they can eat and others often forget to turn off the lights when they leave the classroom. They say they can afford the...
【简答题】Waste can be seen everywhere in the school. Some 1 ask for more food than they can eat, some students 2 to turn off the water taps after they finish washing, and others often forget to turn off the 3 ...