1. A speech-based system comprising: at least one storage device that stores: an input text comprising at least one word of a first language; information indicative of a first pronunciation of the at least one word of the first language; information indicative of a second pronunciation of the at least one word of the first language; an automatic speech recognition (ASR) system configured to: receive at least one utterance from a user, the utterance comprising the at least one word of the first language; and determine whether the at least one utterance from the user used the first pronunciation or the second pronunciation of the at least one word of the first language; and a text to speech (TTS) system configured to generate an audio speech output comprising the at least one word of the first language of the input text, and to pronounce the at least one word in the audio speech output using the pronunciation the ASR system determined the user used in the at least one utterance.