Mock Exam: Exercise One of "E-commerce Cases" (Recommended by Wang Lintao)

[2007-09-30] 21st Century E-commerce Learning Website, Part I: Multiple Choice Questions (This section contains 10 questions, each worth 2 points, for a total of 20 points.) Among the four options listed in each question, only one meets the requirements of the question. Please fill in the letter before the correct option in the brackets after the question. 1. In e...