A.從下列單詞中選擇適當的詞填空，每個詞只能用一次。
win　middle　social　proved　get　put
what　that　only　easy　story　told
Many successful shopping sites on the Internet are small — the ones that only offer one thing. They’re quick, _1_ to use, don’t ask for too much personal information (something _2_ stops people from shopping on the Internet), and don’t go wrong in the _3_ of a shopping session. I think I now understand _4_ it’s all about. As my recent mall experience _5_ to me, people in the real world are a lot more willing to _6_ up with a lot of troubles in order to enjoy a fulfilling experience. Such kind of experience not _7_ has shopping at its core, but also includes _8_ and entertainment aspects. Online, it’s a different _9_. In the end, sites that are going to _10_ are the ones that concentrate on the basics of customer focus. Those that try to fight the malls are likely to lose.
本題知識點：選詞填空,
1） _____