投机交易能提高市场流动性,因此使价格剧烈波动。()
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【B2】
A. address
B. list
C. message
D. information
【B6】
A. visit
B. office
C. life
听力原文:M: This shirt looks very nice. How much is it?
W: It's eight dollars if you buy one. But you pay four dollars less if you buy two.
How much will the man pay if he buys two shirts?
A. 4 dollars.
B. 12 dollars.
C. 16 dollars.
反向市场中,空头投机者应卖出近期月份合约。()
A. 正确
B. 错误