To the thief’s surprise, a tourist filmed his stealing the money .
A. by accident
B. by the accident
C. in accident
D. in the accident
网友回答
(答案→)A. by accident
B. by the accident
C. in accident
D. in the accident
解析：本题的含义是令小偷诧异的是一个游客碰巧拍摄了他偷钱的经过，by accident可以表示偶然或碰巧的意思，故本题选A。