简述古代社会教育的特点。
用来鉴定RNA的技术是() ["Northern印迹杂交","亲和层析","Southern印迹杂交","Western印迹杂交","离子交换层析"]
苏子降气汤的组成药物中含有()。 ["苏子、生姜","枳壳、桔梗","当归、杏仁","百部、前胡","白前、紫菀"]
治疗外感凉燥证,应首选() ["A.桑杏汤","B.杏苏散","C.养阴清肺汤","D.百合固金汤","E.清燥救肺汤"]
越鞠丸的君药是()。 ["神曲","香附","川芎","栀子","苍术"]
简述原始社会教育的特点。