对话理解听力原文：M: The paper money required little effort to carry. If you need large amount of money, you can use a check or credit card to make the payment.W: This nature of money is called portability and it provides convenience in settling transactions.Q: What does the word portability mean?(11)A.It means being convenient to be carrieD.B.It means being readily to be divideD.C.It means being easily identifieD.D.It means being carried in a big basket.
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