2. The system as claimed in claim 1 , wherein when only said speech signal is inputted to said interactive mode setting and speech processing module, said interactive mode is set as a conversation mode.
2. The system as claimed in claim 1 , wherein when only said speech signal is inputted to said interactive mode setting and speech processing module, said interactive mode is set as a conversation mode. 4. The system as claimed in claim 2 , wherein said interactive mode setting and speech processing module further includes a speech recognition unit for receiving said speech signal and determining target text sentence information of said speech signal.