首先，我们在购物时要用布袋子代替塑料袋；然后在利用使用过的书，读书时，

首先，我们在购物时要用布袋子代替塑料袋；然后在利用使用过的书，读书时，离开教室时要关灯，走路去上学我们要保护环境，减少污染，节约能源。 我希望所有的人都保护环境。

結果 (中文) 2:

First of all, we in the shopping to use cloth bags instead of plastic bags; and in the use of used books, reading, turn off the lights when you leave the classroom, walk to school. We should protect environment, reduce pollution, energy conservation.I want everyone to protect environment.