- 问题详情:MysisterAlliandIhavebeentryingtogetpeopletostopdroppingcigarettebutts(烟蒂)forsevenyears.Oneday,wewerewalkinginourhometownandsawhundredsofcigarettebuttsontheground. 1 Theymadethetownlooksouglythatwedecidedtostartagrouptomakepeoplestopdroppi...
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