语法与词汇 6.The price of the coal will vary according to how far it has to be transported and how expensive the freight ______ are.
【正确答案】 B
【答案解析】charge收费，费用，此词可泛指为其提供服务后所要求应付的价钱。payment指付款，付出的款项。fund基金，专款。price是可数名词“价格，价钱”“代价”，一般指商品的售价。