—Recent pressure at work may his behavior.A. account forB. make forC. change forD. stand

问题补充：

—Recent pressure at work may his behavior.

A. account for

B. make for

C. change for

D. stand for

答案：

(答案→)A. account for

B. make for

C. change for

D. stand for

解析：考察动词短语辨析。根据题干答语句子含义，最近工作上的压力很可能是他行为怪异的原因，推断出空白处应用account for“是……的原因”。