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判斷題

Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）

答案：錯誤

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Pitch is produced by frequency of vibration of the vocal cords. The higher the frequency, the higher the pitch.（）

答案：正確

Of the two types of sentence stress, sense stress shows contrast, while logical stress shows meaning.（）

答案：錯誤

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