6 月 20 日英语四级考试完形填空全文解析北京新东方学校 国内考试部 张一鑫 The term e-commerce refers to all commercial transactions by consumers and business-to-business transactions
Conceptually, e-commerce does not __67__ from well-known commercial offerings such as banking by phone, “mail order” catalogs, or sending a purchase order to a supplier __68__ fax
E-commerce follows the same model __69__ in other business transactions; the difference __70__ in the details
To a consumer, the most visible form of e-commerce consists __71__ online ordering
A customer begins with a catalog of possible items, __72__ an item, arranges a form of payment, and __73__ an order
Instead of a physical catalog, e-commerce arranges for catalogs to be __74__ on the Internet
Instead of sending an order on paper or by telephone, e-commerc