字母与发音的特徵诊断及教学策略PPT
英語與中文的異同
英語：intonation language 語調語言中文：tone language 聲調語言
英文：intonation language
Each word has its original sound. The stress of each word can be changed without changing the meaning. Example:  1.a Mary, would you like a cup of      coffee?  1.b Mary, what are you doing there?