How do we judge whether a sound is a vowel or a consonant?
A、Whetherthesoundisloudornot.;
B、Whetherthereissound.;
C、Whetherthereisobstruction.;
D、Whetherthereisairflow.
发布时间:2025-09-26 09:27:06
A、Whetherthesoundisloudornot.;
B、Whetherthereissound.;
C、Whetherthereisobstruction.;
D、Whetherthereisairflow.