Social media usually means a website or an app     1     users can share their ideas, pictures, and videos with other users of the same service.

One thing that makes social media     2     (difference) from older kinds of media like newspapers and TV is that ordinary users are     3     ones that create the "content"—what gets     4    (show) on the website. People put information and pictures about what they are doing on the website. They can "follow" friends     5    (see) what they are doing or saying.

Social media companies save information about what their users do and like. This information is often called "data". User data is beneficial to companies offering products and services     6     the Internet when used as marketing research. Usually social media companies make money when other companies pay to show ads     7     videos to their users.

What does the future hold for social media? It's difficult to anticipate anything exactly and there is no exact     8    (conclude), but if one thing can     9    (say) about the future of social media, it will     10    (probable) be more personalized and less noisy. Over-sharing will be less of a problem and filtering out (过滤) unwanted information will become a stronger trend.