单选题Excerpt
1:
Facebook is facing a backlash from users after replacing email addresses listed in members" contacts with those provided by its @facebook.com system. The company said it had acted to make details "consistent" across its site.
If Facebook"s email system takes off it could drive more traffic (流量) to the firm"s pages helping boost advertising sales. But some users have branded the move "annoying" and "lame" (差劲的,蹩脚的) and publicized instructions on how to display original addresses instead of the Facebook ones.
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2:
Facebook is trying to force its 900 million users to switch to its own email service. It is removing the personal email address displayed on an individual user"s profile pages and replacing it with a @facebook.com address even if the member never uses it.
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3:
Facebook has promised to address complaints it was responsible for wiping email contacts in some users" mobile phone address books, replacing them with @facebook.com listings.
The social network blamed the deletion of users contacts on a software bug.
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4:
When Facebook first floated on the stock exchange earlier this year, it started out at an extreme high, valued at over $100bn (65bn). Since then, rockier times. From an initial share price of $38, Facebook"s stock dipped to below $29 in May.
Excerpt 5:
Facebook shares fell 11% in after-hours trade after it reported its first results since its flotation in May. The results were slightly ahead of analysts" expectations. The loss was due to having to make payments to early investors, including chief executive Mark Zuckerberg.
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6:
Facebook is to allow app developers to advertise their products on its members" mobile-device news feeds. The network will charge a fee for every time users click on the ads to download the software from elsewhere. Facebook had previously warned its financial health would suffer if it could not find ways to make money out of its mobile users.
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7:
Facebook has announced it is to buy Instagram—the popular photo-sharing smart-phone app. Facebook is paying $1bn (629m) in cash and stock for the takeover. The easy sharing of pictures made it stand out against early rivals. Today, the social network is the world"s largest photo-sharing website.
单选题
Facebook"s practice of forcing its users to switch to its own email service ______.