根据短文内容，从选项中选出能填人空白处的最佳选项。选项中有两项为多余选项。
Amazon Introduces a Digital Music Locker
Amazon., plans to introduce a service that will let people upload their digital music to the Web from anywhere. 【小题1】
The service, known as a music locker, was made available to Amazon account holders early Tuesday．Amazon will offer a Web-based hard drive backup service called Cloud Drive, where people can store documents, photos, videos and music．
It will also offer Cloud Player, which will let people listen to, download and make play lists from the music they store on Cloud Drive from any Web site or from an app on Android devices．Cloud Player will automatically upload songs bought on Amazon． 【小题2】
【小题3】 One key difference is that Google and Apple reportedly want to automatically make all the music that a user owns available to stream on other instruments, while Amazon will require that people upload music, except songs they buy on Amazon, to access it elsewhere．
The dream of these panies, along with many start-ups, is for people to be able to listen to their music from any puter or phone． 【小题4】 Several experts in digital music say that the music locker business is still legally ambiguous． 【小题5】
Amazon says it has avoided the problem, because its users would upload their songs, in MP3 to the cloud-based service, just like backing them up on an external （outside） hard drive or a Web-based puter backup service．
Companies, including Google and Spotify have been forced to delay introducing certain services while they negotiate with the music labels and publishers．A．People can access it from any puter and from Android phones．B．But they have all run into the same problem: music panies and publishers would prefer that listeners buy a new copy of a song everywhere they want to listen to it．C．Experts suspect that Amazon seems to be copying what Google and Apple have already achieved．D．They agreed to speak on the condition of anonymity （匿名） because their agreements with Amazon are confidential．E．It is impossible for Web panies to tell whether a song was bought legally or downloaded illegally．
F．Amazon is racing Google and Apple, both of which are interested in offering similar services．
G．It will also scan iTunes or Windows libraries to find other music to upload．A
网友回答
(答案→)A
解析：文章大意：文章介绍亚马逊计划引入一种服务，可以让人们从任何地方下载这种电子音乐，可以从电脑或安卓手机上，但是这项服务也带来版权的争议。
【小题1】考查上下文理解和串联：从前面的句子：Amazon., plans to introduce a service that will let people upload their digital music to the Web from anywhere.可知人们可以从任何地方下载这种电子音乐，可以从电脑或安卓手机上，选A
【小题2】考查上下文理解和串联：从前面的句子：Cloud Player will automatically upload songs bought on Amazon．可知云播放器可以自动下载亚马逊购买的音乐，可以浏览优酷和windows图书馆找到要下载的音乐，选G
【小题3】考查上下文理解和串联：从后面的句子：One key difference is that Google and Apple reportedly want to automatically make all the music that a user owns available to stream on other instruments,亚马逊和谷歌和苹果的主要区别是谷歌和苹果想使用户拥有的所有的音乐在他们的设备上播放，可知亚马逊和谷歌和苹果一直在竞争，而后面两个对这项业务也感兴趣，选F
【小题4】考查上下文理解和串联：从前面的句子：The dream of these panies, along with many start-ups, is for people to be able to listen to their music from any puter or phone．可知他们遇到同样的问题，公司和出版商希望用户购买新的歌。选B
【小题5】考查上下文理解和串联：从前面的句子：Several experts in digital music say that the music locker business is still legally ambiguous．专家说music locker在法律上是模糊不清的，所以网络公司不能辨别哪首歌是合法购买的哪首歌是非法下载的。选E