Conversation Textbook Series
Jangchungdan-ro 8-gil 59-22, Jung-gu,
Seoul, Korea 04614
Improves Speaking 50%
which improves TOEIC, TOEFL, and IELTS scores
It's pretty simple.
Do the book at home, speak class, to six different partners.
Conversation is the GOAL, the CLASS and the TEST. There is no smaller unit.