第6题: [单项选择]Person-to-person sale failed to meet the need______. A. when the Industrial Revolution started B. when goods began to be produced in great quantities C. because trains replaced men in carrying goods around D. as attention was shifted from distribution to production 参考答案:B 答案解析:选项B的意思为:“当货物批量生产时”。第二段第一句指出,19世纪工业革命以后,产品的批量生产使得面对面的推销方式(person-to-person selling)在推销大多数产品时跟不上需要了,虽然