【题目】—I wonder why he has been acting so strangely these days.
— Recent pressure at work may ________ his behavior.
A. account for B. make for
C. stand for D. change for
在线课程【答案】A
【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。