Mr. Norman has raised some interesting points, but there’s one thing he has pletely failed to .
A. block out
B. account for
C. stand for
D. e up
网友回答
A. block out
(答案→)B. account for
C. stand for
D. e up
解析：考查短语辨析。A“画轮廓”；B“解释......的原因，占多少比例”；C“代表”；D“上来，提出”。句意“诺曼先生提出了一些有趣的观点，但他有一点完全没有解释到。”故选B。