How to Use This Book

Appendix

Audio CD

In the CD audio book form, the texts are read vividly by American professional voice actors.(MP3 files downloaded for free)

After-reading Test

Solve an additionally provided After-reading Test for each book.

The Korean translation, Answer Keys, a Word Quiz, a Word List, and Aha! Tips for each book

You can download them for free at www.ihappyhouse.co.kr or www.darakwon.co.kr FqSRs+cV34r+Y+0YBjIr4kSKgmJy7sLNzXr7W3ZYJO2y1YQFQXltJsktisEchtjl