“知屋漏者在宇下，知政失者在草野”。是的，如果主政者井蛙观天，孤陋寡闻，视世情必______，察时势则______，一不小心就会压抑活力，积攒怨气。
填入划横线部分最恰当的一项是( )。

A．管窥蠡测 如坐云雾
B．管中窥豹 不知所以
C．盲人摸象 如梦初醒
D．洞若观火 如堕烟海

Never before ________ to ________ what his parents expect of him more than it is today.  [ ]

A. he has failed; live up to

B. he failed not; come up with

C. has he failed; live up to

D. did he failed; come up with