BEIJING--China is launching an aggressive campaign to promote Mandarin, saying 85 percent of its citizens will use the national language by 2025. The move appears to put threatened Chinese ...
Starting today, the free language-learning app Duolingo is offering a brand new course: Mandarin Chinese. SEE ALSO: Google is offering $1000 to anyone who can hack Tinder, Snapchat, Dropbox ...
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