单选题 The revolutionary government acts on ______ of the masses and against the privileged few.
【正确答案】 C
【答案解析】[解析] 考查固定搭配。本句意为“革命政府代表广大群众,反对少数特权阶层”。on behalf of“代表……,为了……”,符合句意。A项的benefit“利益”,没有on benefit of的词组;B项的sake,常用词组for the sake of“为了……”;D项的advantage“优点,有利条件”,常用词组take advantage of“利用;欺骗”。