He got well-prepared for the job interview, for he couldn't risk the good opportunity.
A. to lose
B. losing
C. to be lost
D. being lost
网友回答
A. to lose
(答案→)B. losing
C. to be lost
D. being lost
解析：考查固定搭配。固定词组risk doing sth冒险做某事；句意：为这次面试他做了很好的准备，因为他不能冒着失去这个好机会的危险。故B正确。