Vibration of the vocal cords results in______.A．aspirationB．voicingC．nasalityD．obstruction

The most flexible speech organ is（are)A．tongue.B．lips.C．mouth.D．vocal cords.

The vibration of the vocal cords will causeA．nasality.B．aspiration.C．obstruction.D．voicing

The vibrating of the vocal cords when sounds produced is regarded as__________.A、Voici

Voicing is the vibrating of the vocal cords when sounds are produced.（)

The most flexible speech organ isA．tongue.B．lips.C．mouth.D．vocal cords.

Which of the following factors was ultimately res