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【多选题】
“1/10，n/30”的信用条件的含义为（）。A.
10天内付款可享受1%的现金折扣
B.
10天以后至30天以内付款，不享受现金折扣
C.
10天为现金折扣期限
D.
20天为信用折扣
E.
1%为现金折扣
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A.
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【单选题】听力原文：W：Sorry to disturb you, manager. But I was wondering if you had got a chance to look at my project proposal. M：Oh, I nearly forget it. I know you gave it to me over half a month ago, but to be ho...
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