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【单选题】
老年人运动后最率为A.
150-年龄
B.
130-年龄
C.
150-年龄
D.
170-年龄
E.
180-年龄
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举一反三
【单选题】The twin English passions for gardening and long muddy walks may seem puzzling to foreigners, yet they are easily explained in terms of a favourite economist's concept: scarcity. Most other nations ha...
A.
real estate development.
B.
gardening expansion.
C.
hostility to scarcity.
D.
economic recession.
【单选题】"There is no such thing as a free lunch." This expression means
A.
no decision is cost-free.
B.
if Jan and Jim go out to eat lunch, one of them must pay for the lunch or the restaurant will call the police.
C.
while some actions involve a cost, others do not.
D.
that scarcity exists in some situations, but does not in others.
【简答题】对于带头结点的线性链表头指针指什么?
【多选题】“这是**银行,您的银行卡被盗用,为保证资金安全,请把你的钱转到**账号......”,大学生收到此类短信后应采取态度是____。
A.
按照指示去做
B.
回拨电话确认真假
C.
不予理睬
D.
报警
【单选题】Scarcity:
A.
occurs only in centrally planned economies.
B.
will likely be eliminated by technological progress.
C.
exists only in poor nations.
D.
occurs if there are insufficient resources to provide for human wants.
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