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Tuesday, May 29, 2012

Saturday, May 12, 2012

To Teachers


To teachers with love.

Wednesday, May 9, 2012

TEYL Certificate


美國馬利蘭州立大學巴爾帝摩校區
Teaching English to Young Learners 兒童美語教學證書

美國自然史博物館,教育工作者演化學課程,課程通過證書。