【单选题】下列哪一部作品不是庄子诋毁孔子之徒的作品?()
【单选题】Suppose that the marginal propensity to consume is 0.8, and investment spending increases by $100 billion. The increase in aggregate demand is:
A.
$100 billion, the amount of investment spending.
B.
$125 billion, composed of $100 billion in investment spending and $25 billion in consumption.
C.
$80 billion, composed of $100 billion in investment spending and a decrease in consumption of $20 billion.
D.
$500 billion, composed of $100 billion in investment spending and $400 billion in consumption.
【单选题】The savings–investment spending identity says that:
A.
each person in the economy must invest as much as he or she saves.
B.
savings and investment spending are always equal for the economy as a whole.
C.
savings must equal government investment for the economy as a whole.
D.
each person in the economy must save as much as he or she invests.
【单选题】在检修( )管道时,必须先关闭前一道阀门,禁止带压力修理。
【单选题】在检修()管道时,必须先关闭前一道阀门,禁止带压力修理。
【判断题】药用辅料是药物制剂制备过程中必不可少的部分。
【单选题】正式交往场合,我们的仪容仪表要给人( )
【单选题】单项数列中,某组的向上累计次数是 80,这表示总体中( )
【单选题】According to the author, investment spending at last may result in ______.
B.
lower living qualities
C.
higher standard of living
D.
reduction in consumer spending