【题目】Reporters asked him to _________ his position on welfare reform.
A.conclude
B.clarify
C.stand
D.state

【答案】B
【解析】conclude意为“总结，概括”；clarify意为“阐明”；stand意为“站立，容忍”；state意为“陈述”。state one’s position意为“陈述某人的立场”。句意：记者要求他阐明他在福利改革方面的立场。