题目

38.某思想家强调孝、悌、慈等伦理道德均源于人之自然本性，这位思想家是（  ） A．孔子    B．董仲舒    C．朱熹    D．王阳明 答案：DIt was 1897 ____a European chemist called Dr. Felix Hoffman produced aspirin from this chemical.A.thatB.howC.whenD.which