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ductively. ? 5. New teaching points were introduced orally. ? 6. Concrete vocabulary was taught through demonstration, objects, and pictures。 and the perceived irrelevance of conversation skills in a foreign language for the average American college student. ? 2. It overemphasized and distorted the similarities between naturalistic first language learning and classroom foreign language learning. ? 3. It lacked a rigorous basis in applied linguistic theory and a thorough methodological basis. ? 4. It underestimated the role of native language. And it may be very timeconsuming since teachers were required to avoid using native language. ? 5. It was overly dependent on the teacher’s skill. ? 6. The goal of trying to teach conversion skills was considered impractical.