Please watch the following tutorial videos before you use this website.

1. Global Strategy Functions (Keyword, Preview, Prediction, and Outline)
2. Problem-solving Strategy Functions (Summary, Speed Reading, Semantic mapping,
   and Pronunciation)
   
3. Support Strategy Functions (Dictionary, Translation, Grammar, Highlight, and
   Notebook)
   
4. Socio-affective Strategy Functions (Music box and My Questions)