1. The Input Hypothesis Taiwanese Textbook Outside Learning

2. Learning Procedure ★ How Children Learning Taiwanese: In the beginning, children have ability to speak and listen Taiwanese,and then they learn grammar and syntax from textbooks. ★ How Adults Learning Taiwanese: Adults learn grammar and syntax from textbooks first, and then they can improve their speaking and listening.

3. i ＋ 1 理論 i→ current competence 1→ beyond your current competence Input ＝ i ＋ 1 (current competence combine beyond your current competence)