课程名称︰英语语音学(含发音练习)二 课程性质︰外文系选修 课程教师︰史嘉琳 开课学院：文学院 开课系所︰外国语文学系 考试日期（年月日）︰2016.06.01 考试时限（分钟）：约50分钟 试题 : Introduction to Phonetics Chapter Test on Ladefoged, Chapter 8 Acoustic Phonetics June 1, 2016 Answer each question as to-the-point and briefly as possible. 1. Name three kinds of information that can be easily obtained from a spectrogram. (9%) 2. Describe the source-filter model of speech analysis. What is the "source", and what is the "filter"? Explain how the source is filtered. (15%) 3. What is "locus"? Does it exist? (8%) 4. Regarding the information we can get from a spectrogram, what varies from speaker to speaker, and what is much the same? (15%) 5. What are logarithms useful for in phonetic analysis, and why? (8%) 6. "The acoustic structure of consonants is generally more complicated than that of vowels." (p. 198) Why? (15%) 7. Briefly describe the difference between a wide-band and a narrow-band spectrogram, and what purposes each might be best used for. (15%) 8. If we know in advance what sentence was read, segmenting sounds on a spectrogram is not that difficult. But figuring out what was said just by looking at a spectrogram is very difficult. Why? (15%) --

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