题目内容
(请给出正确答案)
[主观题]
Of the three cavities. ______is the most variable and active in amplifying and modifying s
peech sounds.
A.nasal cavity
B.pharynx cavity
C.oral cavity
答案
C
在三大发音器官中,气流在口腔中受挤或转向从而产生不同的声音。
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