Prof. Richard was crazy about his research. His illness his many years of hard work and irregular diet.
A. led to
B. resulted in
C. accounted for
D. got around
网友回答
A. led to
B. resulted in
(答案→)C. accounted for
D. got around
解析：考查短语辨析。led to 导致，resulted in 导致什么结果，accounted for 解释，因为got around 四处走动，句意：瑞查得教授热衷于他的研究，他的疾病是因为他多年的努力工作和不规律事物饮食。所以选C。