Unit Two Before Reading Global Reading Detailed Reading After Reading The value of Life ome Zooming In: An Integrated English Course- Electronic Teaching Portfolio Helen Keller:(1880-1968)deaf-blind American author, activist Word Web and lecturer Read and Think Think and Speak Helen Keller Helen Keller's Chronology Helen Keller's Miracle Helen and Anne 新世纪大学英语系列教材综合教程电子教②Helen Keller: (1880-1968) deaf-blind American author, activist Word Web and lecturer Read and Think Helen Keller Think and Speak Helen Keller’s Miracle Helen and Anne Helen Keller’s Chronology