http://reply.papertrans.cn/3/206/20582/20582-31.png
http://reply.papertrans.cn/3/206/20582/20582-32.png
Submitted on: 01 April 2019.
Revised on: 16 April 2019.
Accepted on: 26 April 2019.
LANGUAGE AND SPEECH
Submitted on: 29 September 2000.
Revised on: 14 October 2000.
Accepted on: 19 October 2000.
LANGUAGE AND SPEECH
http://reply.papertrans.cn/3/206/20582/20582-35.png
http://reply.papertrans.cn/3/206/20582/20582-36.png