A Leading politicians. B Low-wage laborers. C Robot owners. D Middle-class workers.

A Worries about automation are in fact groundless. B Optimists' opinions on new tech find little support. C Issues arising from automation need to be tackled. D Negative consequences of new tech can be avoided.

A creative potential. B job-hunting skills. C individual needs. D cooperative spirit.

A encouraging the development of automation. B increasing the return on capital investment. C easing the hostility between rich and poor. D preventing the income gap from widening.

A opposing views on it. B possible solutions to it. C its alarming impacts. D its major variations.

A the justification of the news-filtering practice. B people's preference for social media platforms. C the administration's ability to handle information. D social media as a reliable source of news.

A sharpen. B define. C boast. D share.

A tend to voice their opinions in cyberspace. B verify news by referring to diverse sources. C have a strong sense of responsibility. D like to exchange views on "distributed trust".

A readers' outdated values. B journalists' biased reporting. C readers' misinterpretation. D journalists' made-up stories.

A A Rise in Critical Skills for Sharing News Online. B A Counteraction Against the Over-tweeting Trend. C The Accumulation of Mutual Trust on Social Media. D The Platforms for Projection of Personal Interests.