Instruct: Classify a given review into positive or negative sentiment.
Query: Thai for Beginners not complete

In the introduction of this book the writer states that the student must learn to properly pronounce the tones either by listening to the tapes or with the help of a good teacher.The book does not come with tapes. CDs or a good teacher.The book is not shipped with any audio and hence learning to speak Thai from this book is very difficult.