Question

【题目】Mankind must first of all eat, drink, have shelter and clothing ________ it can pursue politics, science, art and religion.

A. until B. unless C. before D. since

Answer 1

【答案】C

【解析】

试题分析：C考查介词。A.until直到…才；B.unless除非；C.before在…之前；D.since自从…。句意：人类在追求政治、科学、艺术和宗教这些东西之前必须先要有的吃、有的喝、有的住、有的穿和有的住。由该句句意可知衣食住行得到保障是追求其他东西的前提，故选C。