Voiced consonant 성대가 떨림 Unvoiced consonant 성대떨림 X, 입 앞에 종이 있을때 움직이면 O Lips - 윗입술과 아랫입술 /m/ as in main /w/ as in wage /p/ as in pay /b/ as in bill Lips and Teeth - 밑입술과 윗앞니 /f/ as in form /v/ as in vent Tongue and Teeth - 혀와 이 /θ/ as in thirty /ð/ as in the Tongue and Alveolar Ridge - /t/ as in tax /d/ as in desk /s/ as in sick /z/ as in zero /ʧ/ as in check /ʤ/ as in job /n/ as in not /l/ as in ..