12. Young people are not ______ to stand and look at works of art, they want art they can participate in.
A. conservative B. content C. confident D. generous

content (to) v.满足，满意，n.内容
intention 想法，意图
patent 专利
extension 延展，扩充，范围
extensive 广泛的
intension 紧张，加强
intensive 集中的，强化的，仔细的，深入的