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【单选题】
Large, highly rated firms sometimes sell commercial paper:A.
To borrow funds at a lower rate than through a bank.
B.
To earn a profit on the paper.
C.
To avoid paperwork.
D.
Because the interest rate is locked in by the Federal Reserve Board.
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【判断题】Nowadays,more and more people like to travel, when they travel, they may hitchhike.
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错误