VOA慢速英语2012.09.06
[audio]http://sound.yywz123.com/tingbbs/voa/voa20120906.mp3[/audio]The organization says IB programs are in more than three thousand schools. The majority of these schools offer IB diploma programs.该组织称，有3000多所学校都开设了IB课程，其中大多数学校都提供IB文凭课程。
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