第5题: [单项选择]The price of the organic vegetables will vary according to how far it has to be transported and how expensive the freight ______ are. A. payment B. charges C. funds D. prices 参考答案:B 答案解析:四个词都表示价格.但侧重点不同。payment 支付、付款如:“Full payment must be made before we get the new car,”charge 费用、价钱、索价