The sounds produced without the vocal cords vibrating are ______ sounds.A.voicelessB.voice

Because it is tuned a fifth lower, the viola produces a sound that is more resonant than t

（Tick－ tuck )is the sound produced by a clock. （为括号部分的单词选择相对应的构词法)A、Com

Sounds which are produced with both the upper lip and the lower lip are called bilabia

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 study of how speech sounds are produced, transmitted, and perceived is calledA．phoneti