. good morning早上好.What are you doing你在做什么呀.See, they throw garbage看，他们乱扔垃圾。Well, good dirty. Everywhere is waste paper, plastic bags嗯，好脏。到处都是废纸、塑料袋Yes, the campus can see this phenomenon, none of the previous beautiful campus是呀，校园里随时能看到这种现象，校园都没有以前美丽了Mainly because these people did not pay attention to hygiene, protect...
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