—I wonder why he has been acting so strangely these days．
—Recent pressure at work may his behavior．
A. account for
B. call for
C. change for
D. stand for
网友回答
(答案→)A. account for
B. call for
C. change for
D. stand for
解析：考查短语辨析。account for 说明，做出解释，call for 要求，change for 要价，stand for代表，句意：我想知道为什么他最近表现很奇怪。在工作上最近的压力可能解释他的行为。故选A。