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This 10-question quiz on About.com will score your Mandarin tone recognition capability. I will not tell you my original score, because it's too embarrassing. However, the good news is that doing the Mandarin tone quiz helped me improve quickly.</p>
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By the way, there are other About.com audio quizzes for Mandarin <a href="http://mandarin.about.com/od/audioquizze1/Mandarin_Chinese_Audio_Quizzes...