That she hadn’t kept her on her work resulted in the failure.A. headB. heart C. brainD. m

问题补充：

That she hadn’t kept her on her work resulted in the failure.

A. head

B. heart

C. brain

D. mind

答案：

A. head

B. heart

C. brain

(答案→)D. mind

解析：本题主要考查名词的意义区别。根据后面的resulted in failure可知，她没有专心于工作，而keep one’s mind on意思为“专心于”，于是正确答案为D。