完形填空，阅读短文，根据短文选出最佳答案。

                                                                                       Shopping on Taobao

    Where do you often go shopping?

  “Who needs a shopping mall 1we have Taobao?”2 Wang Lin. she is 28 3 old . She is a writer in Beijing. Taobao is China's largest online shopping website. Shopping on Taobao is an important part of Wang Lin's life. She spends lots of money 4Taobao every day.

    Now 5 people like Wang Lin find the joy of shopping online. Among(在……之中) them, women are much more than 6, because they can seldom say beautiful clothes.

   “Taobao” means “look for treasure”in 7. People can find 8 they need on Taobao, 9 candies to DVD players.

Wang Lin says, “It is very cheap". If you don't like the goods (商品), you can get your 10 back. I like shopping on Taobao.

请选出下列选项中排序正确的一项(    )

①真正的友情储蓄，是不可以单向支取的。

②友情，是人生一笔受益匪浅的储蓄。

③任何带功利性的友情储蓄，不仅得不到利息，而且连本钱都会丧失殆尽。

④而是要通过彼此的积累加重其分量。

⑤这储蓄，是患难中的倾囊相助，是迷途上的逆耳忠言，是跌倒时一把真诚的搀扶，是痛苦时抹去泪水的一缕春风。

甲、乙两个实心金属球，密度之比ρ_甲：ρ_乙=2：5，质量之比m_甲：m_乙=1：2，那么甲乙两球的体积之比V_甲：V_乙为（　　）

商品价值与价格的关系是     （  ）                                      

①价格决定价值                          ②价格是价值的货币表现 

③价值离不开价格                      ④价格围绕价值上下波动