He was murdered by somebody ______, not by accident.

He was murdered by somebody ______, not by accident.
A、at heart
B、in cold blood
C、in the flesh
D、in his bones
【正确答案】：B
【题目解析】：at heart本质上，内心里；in cold blood蓄意而残忍地；in the flesh本人；亲自；以肉体形式；in his bones在某人的本性中
句意：他是被冷血的人谋杀的，不是偶然的。