---When facing some challenges, Jimmy shows great courage.
--- Yes. He is a man who never .
A. goes on
B. gives up
C. runs out of
D. gives back
网友回答
A. goes on
(答案→)B. gives up
C. runs out of
D. gives back
解析：goes on继续；gives up 放弃；runs out of用完，耗尽；gives back归还，恢复。句意：当面对挑战时，吉姆表现出巨大的勇气。——是的。他是一个永不放弃的人。结合语境可知选B。