懂得功成身退的人，是识______的，他知道何时保全自己，何时成就别人，以儒雅之风度来笑对______。 填入横线部分最恰当的一项是()。
A. 大体 入世
B. 大体 人生
C. 时务 入世
D. 时务 人生
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What's the subject of the passage？
A. Capital
B. Restrictions on banks' operations
C. Supervision
D. Capital adequacy
"Vulnerable to" in Line 3 probably means ______.
A. subject to
B. easy to be attacked by
C. of great volume
D. likely to damage
贾某与黄某素有冤仇，一日贾某在路上看到一人浑身是血，奄奄一息，遂上前查看，发现是黄某。黄某乞求贾某帮助，但贾某断然离开。黄某最终因失血过多死亡。关于贾某的行为，下列说法正确的是()。
A. 贾某的行为构成作为犯罪
B. 贾某的行为构成不作为犯罪
C. 贾某违反道义义务，不构成犯罪
D. 贾某行为构成见危不救罪
The reasons for the popularity of Treasury bills are the following except that ______.
A. they are the only money market instruments affordable to individual investors
B. they are highly liquid
C. they are risk-free
D. they give higher return than other money market instruments
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