《十二铜表法》是古罗马的第一部成文法。这一法典的生产源自( )A.平民反对贵族的斗争 B.奴隶反对奴隶主的斗争 C.罗马帝国的对外扩张 D.贵族反对教皇的斗争 答案:A–--A homeless man won a lottery ticket. He became rich over night.---___________A. Better safe than sorry. B. The early bird catches the worm.C. Every dog has its day. D. Action speak louder than word