There are four major roles in Beijing Opera today:____, ______, ______, _______ . A: Singing, Recitation, Acting and acrobatic fighting B: Sheng, Dan, Jing, Chou C: laosheng, wusheng, xiaosheng and wawasheng D: laodan, qingyi, huadan and caidan

__________ are generally young or middle-aged women of strong character and refined disposition. Most of them are faithful wives, loving mothers, and pure women from feudal society. ( ) A: Caidan B: Qingyi C: Wudan D: Zhengjing