• 2022-05-31 问题

    /p/, /f/, /s/, /t/, /t∫/,/∫/, /θ/, /r/, /h/, /ts/, and /tr/ are ______. A: voiced consonants B: unvoiced consonants

    /p/, /f/, /s/, /t/, /t∫/,/∫/, /θ/, /r/, /h/, /ts/, and /tr/ are ______. A: voiced consonants B: unvoiced consonants

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