38. The apparatus for generating the record sentence for establishing the speech corpus of claim 28 , wherein the generation unit extraction unit extracts the unseen unit included in the selected unseen sentence, and generates a weight for the extracted unseen unit that is calculated according to a linguistic criterion and/or a phonetic criterion of the unseen unit.
39. The apparatus for generating the record sentence for establishing the speech corpus of claim 38 , wherein the weight for the unseen unit is generated according to at least one of a frequency of occurrence of the unseen unit, a type of word having the unseen unit, a part of speech of the unseen unit, a matching rate of the unseen unit, and/or a distortion rate of the unseen unit.