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【单选题】
已知输入信号的频率为 10kHz ~ 12kHz ,为了防止干扰信号的混入,用 滤波电路 。A.
带通
B.
带阻
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反馈参考答案：
举一反三
【单选题】To fight a recession the Fed will
A.
raise the federal funds rate.
B.
lower the federal funds rate.
C.
increase the budget deficit.
D.
decrease taxes.
【单选题】The fight against inflation took priority _____measures to combat the deepening recession.
A.
over
B.
to
C.
for
【简答题】中继器,网桥,路电器,网关这四种网络连接设备的区别是什么?
【单选题】Which aggregate supply-aggregate demand diagram above shows the effect on real GDP and the price level of monetary policy when it is used to fight a recession?
A.
Only Figure A
B.
Only Figure B
C.
Both Figure A and Figure B
D.
Neither Figure A nor Figure B
【单选题】Federal Reserve Chairman Volcker's policy to fight inflation
A.
led to the 1981-1983 recession, but was ultimately successful.
B.
led to the 1981-1983 recession, but did not end high inflation due to beggar-thy-neighbor effects.
C.
was perfectly complemented by Reagan's decrease in fiscal spending.
D.
led to the 1981-1983 recession and foretold the economic downturn in the mid-1990s.
E.
led to an immediate depreciation of the dollar.
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