渗透压甲饲紧密结合倭叫
Helen Keller was born in 1880 in the United States of america. 19 months when she was lost to sight and hearing. Her teacher Mrs.Ann Sullivan at the age of 7 when she came to her side, opened her early education.
With the help of the teacher, she finished her university studies, learn typing, proficient in French and German. She dedicated her life to the blind, deaf, dumb and international services for persons with disabilities.