考试
2020-03-14 20:03:52

4354 How do we judge whether a

题目描述

How do we judge whether a sound is a vowel or a consonant?A.Whether there is sound.B.Whe



How do we judge whether a sound is a vowel or a consonant?

A.Whether there is sound.

B.Whether there is obstructions.

C.Whether there is air flow.

D.Whether the sound is loud or not.

答案解析

B

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