29. The apparatus for generating the record sentence for establishing the speech corpus of claim 28 , wherein the record sentence generation unit selects the unseen unit according to the unseen unit weight, generates a first candidate record sentence by combining the selected unseen unit with the speech synthesis information by performing at least one of a word replacement, a word addition, content word replacement, content word addition, and/or sentence structure modification, and generates a second candidate record sentence.
29. The apparatus for generating the record sentence for establishing the speech corpus of claim 28 , wherein the record sentence generation unit selects the unseen unit according to the unseen unit weight, generates a first candidate record sentence by combining the selected unseen unit with the speech synthesis information by performing at least one of a word replacement, a word addition, content word replacement, content word addition, and/or sentence structure modification, and generates a second candidate record sentence. 30. The apparatus for generating the record sentence for establishing the speech corpus of claim 29 , wherein the generation of the second candidate record sentence is performed according to at least one of morpheme analysis, syntax analysis, dependent structure analysis, case structure analysis, and/or semantic analysis.