Listen again to the sentence you have just heard. Listen to the melody of the phrase: the voice tone is very low in the last stresses syllable of the statement (ga-) and then the final syllable raises (-na).
Now listen to the sentence as many times as you want and pay attention to the graphic. Watch (and listen) that the voice is very low in the last stressed syllable of the statement (ga-) and then in the syllables (na) it raises.
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