国家开放大学 / 商务英语1
— What if he still doesn't pay up?
—
A. If it's a small amount we write it off as bad debt. For larger sums we…
B. I've got to hurry.
C. I have already done that.
—
A. If it's a small amount we write it off as bad debt. For larger sums we…
B. I've got to hurry.
C. I have already done that.
参考答案：
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