Teacher using speaking device to give lessons
(Newsphoto)
Updated: 2006-09-30 09:36

Su Han, using a speaking device, gives a lesson at a primary school in Jinan, capital of East China's Shandong Province September 29, 2006. Su was diagnosed with intermittent loss of voice in 2004 and has worn a speaking device to give lessons since. [Newsphoto]


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