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17.( ) refers to the speed of speech. A. Loudness B. Stress C. Tempo D. Tone 正确答案：C满分：2分 18.'The phones that can be grouped together as variants of one phoneme have to be ( ) similar A. phonetically B. phonologically C. sound D. seem 正确答案：A满分：2分 19.( ) is the study of speech, focusing specially on the relation between discourse and its contexts. A. Pragmatics B. Discourse analysis C. Dialectology D. Morphology 正确答案：B满分：2分 20.( ) is the first stressed syllable in the tone-unit. A. pre-head B. head C. nuclear tail D. nucleus 正确答案：B满分：2分 (责任编辑：admin)要这答案加QQ：800020900 或加微信：q800020900 获取 |
