截至2016年，美国高中高年级学生说他们在空闲时间里平均每天要花6个小时的时间写短信、上社交媒体以及上网。
By 2016, the average American high school senior said they spent six hours a day writing text messages, on social media, and online during their free time.
2014年，威斯康星大学麦迪逊分校在澳大利亚、英国和美国进行的一项调查发现，年轻人对社交媒体的依赖有助于促成更大的政治参与度。
A 2014 survey conducted in Australia, Britain, and the United States by the University of Wisconsin-Madison found that young people's reliance on social media led to greater political engagement.
在美国殖民地，报纸和小册子等广告和传播媒体成为推销商品和服务的主要因素。
In the American colonies, advertising and communications media like newspapers and pamphlets became a major factor in marketing goods and services.
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