With the development of Interner. Shpping online is becoming more and more popular. It has become a part of our lives. On one hand, is it very safe and converient and it also provides us with morev chioces. What's more, it can safe lots of time .On the other hand ,it can't make sure peomise, the quality。 In my view, exery coin has two sides.We should take it reasonably.初三:嗯呐