第20题: [单项选择]It can be inferred that eBay A. has a prototype service. B. has similar ads service like Google. C. is featured by its auction listings. D. offers a searchable database of free listings. 参考答案:C 答案解析:[解析] 推理判断题。由题干中的eBay定位至第五段第四句:Google会用自己的“立即购买”的优势对eBay发起挑战,后者的拍卖列表所起的作用就像一个巨大的分类广告网页一样。由此可以推断,aucti