As a native Chinese, my experiences of learning English as second language; tutoring college students and adults in both Mandarin and English, and observing and teaching my America-born child both Mandarin and English give me unique perspective and understanding of the difficulties/pitfalls for Americans to learn Chinese and vice versa. The key to success is to develop self-learning and self-teaching abilities and effective study methods as early as possible. It's my goal to form and turn the...