As Shanghaiese, we must be polite/we mustn't be rude.As Shanghaiese,we must learn some English.As Shanghaiese, we mustn't smoke in the public area.As Shanghaiese, we mustn't throw trash anywhere.As Shanghaiese, we must drop trash in the trash can.As Shanghaiese, we must follow the traffic rules.As Shangha |