所谓“决策的决策”是指企业经营决策过程中的（）阶段。
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Which bus should I take？
A. That'll be great.
B. I will.
C. Bus No.2.
D. That's OK.
“十月革命一声炮响，给中国送来了马克思主义”。这是说
现券买断为央行直接从二级市场买入债券，一次性地（）。
A) She is afraid. B) She has never taken the bus before.C) She is new here.D) She
A. She is afraid.
B. She has never taken the bus before.
C. She is new here.
D. She does not want to tell him.
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