买期保值交易者在卖出现货的同时买入同等金额的期货合同。()
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What did the small boy do to help them？
A. He added his apple to theirs when he divided the apples.
B. He got one apple from another man.
C. He took his apple hack.
How much did you ______ that bike？
A. paid for
B. pay for
C. pay off
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