Signaroundus. 　　Withmorerulesexisting,signsarebecomingcommontoeverybody. 　　Itiseasyforustofindthe"nosomoking"signsontheundergroundandintheatres. 　　Moreover,therearesignsstandfordifferentdirectionsontheroadanddistinctbansforeverycircumstance. 　　Forexample,theremaybea"throwin"signbesidearubbishbin,anda"dangerous"signonthesideofadeepswimmingpool. 　　Signsaroundusareimportantbecausetheytelluswhatweshouldorshouldn'tdoatthemoment. 　　Everycitizenisobligedtoobeysignsaroundus. 　　不好意思……因为告别初中作文很久了--这篇作文的词汇难度可能比初一要求高了一点,你可以自己降级一下,作文结构是可以用的. 　　话说还是得说一句--这种作文自己写远比在网上等答案快啊~ 　　很高兴回答楼主的问题如有错误请见谅