The job required did it careful and brave enough.
A. who; is
B. whom; was
C. whomever; were
D. whoever; be
网友回答
A. who; is
B. whom; was
C. whomever; were
(答案→)D. whoever; be
解析：句意为：这件工作要求，做这件事的人都要足够的仔细和勇敢。此处考察主语从句表示任何做这件事儿的人，require之后的宾语从句应为should +vt故应为be, 其中should 可以省略，故答案应为D。