多选题 Most politician find television ______ to the ______ of their messages: the medium plays an essential role in propagating their ideas.
【正确答案】 C、F
【答案解析】[解析] ●冒号说明前后同义重复。
●第一空与essential(必要的)同义重复。detrimental有害的,tangential离题的,indispensable不可或缺的。答案选C。
●第二空与propagating(传播)同义重复。interpretation解释,legislation立法,dissemination传播。答案选F。