5[1]Li,C.N.,& Tompson,S.A.The acquisition of tone in Mandarin-speaking children[J].Journal of Child Language,4,1977.
6[2]Klatt,D.Discrimination of fundamental frequency contours in synthetic speech duplications for models of pitch perception[J].Journal of the Acoustical Society,1973.
7[3]Clumeck,H.The Acquisition of Tone.In G.H.Yeni-komshian,J.F.Kavanagh and C.A.Ferguson (ed.)[M].Child Phonology.Vol.I,Production.New York:Academic Press,1980.
8[4]Kiriloff,C.On the auditory perception of tones in Mandarin[J].Phonetica,20,1969.
9[6]Liang,J.& Heuven,V.J.vanEvidence for separate lexical tone and sentence intonation:A perception study of Chinese aphasic patients[J].Brain and Language,91,2004.
10[7]Wang,Y.,M.M.Spence,A.Jongman and J.A.Sereno.Training American listeners to perceive Mandarin tones[J].Journal of the Acoustical Society of America,106,1999.
