The invention discloses an objective
examination method of flat-tongue sound and cacuminal in
standard Chinese, including the steps: receiving input voice; syncopating the input voice; distilling distinguishing characteristics; giving a mark according to an evaluating model and obtaining a pronunciation
score. By applying the objective
examination method and adopting the distinguishing characteristics which can better reflect the pronunciation essential to distinguish the flat-tongue sound and the cacuminal, the better distinguishing performance can be obtained.