David Pai白老師 商用英文教學網站Business English Learning Platform

                                                                             聽力與口說訓練訣竅 The Tips to enhance your English Listening and Oral Ability By David Pai https://drive.google.com/file/d/1bKu7fKh4bNAXgzo_dFttjRaSEqKJpPah/view?usp=sharing Yutube https://www.youtube.com/watch?v=FIfbtYpb0JM