Behaviors that cause pollution： Suggestion:
1、Barbecue will pollute air 1、Reduce the production of the tubes bamboo
2、Smoking please. 2、Started on cleaning
3、Life's no specification of the act 3、Ecological repair
4、factory effiuent 4、Reduce waste production of white
自己写的、不知道对不对。要加分哟、
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