Mark went through the papers once more carefully for fear that he any essential details.
A. dropped
B. overlooked
C. ignored
D. displayed
网友回答
A. dropped
(答案→)B. overlooked
C. ignored
D. displayed
解析：句意：马克再一次仔细检查了一遍文件，惟恐遗漏了重要的细节。overlook意思为“忽略，未注意到”，符合题意。drop放弃，ignore 不顾；不理；忽视，多指有意忽略或故意不理睬；display 显现，陈列。