1. A voice learning apparatus comprising: a memory; and a processor; wherein the memory stores learning material voice data including example sentence voice data and a learning material text corresponding to a content of the learning material voice data, the learning material text including at least one example sentence text associated with a corresponding portion of the example sentence voice data; and wherein the processor is configured to perform processes including: displaying a first text part of the learning material text stored in the memory, and in response to a first user operation, displaying a second text part of the learning material text that has not yet been displayed; performing voice output based on the learning material voice data corresponding to the displayed first text part of the learning material text; displaying, in response to a second user operation, a third text part neighboring the displayed first text part; temporarily stopping the voice output in response to a third user operation while the voice output is being performed; storing, as first position information, information regarding a first position in the learning material voice data where the voice output is temporarily stopped when the voice output is temporarily stopped; specifying any one of the at least one example sentence text in the displayed learning material text as a specified example sentence, in response to a fourth user operation while the voice output is temporarily stopped; performing voice output based on the example sentence voice data at a second position associated with the specified example sentence in the learning material voice data, when the specified example sentence is specified; and restarting the voice output based on the learning material voice data from the first position in the learning material voice data in accordance with the stored first position information, after the voice output is performed based on the example sentence voice data associated with the specified example sentence.