Several stanzas into and acirc and 128 and 156The Raven and acirc and 128 and 157 by Edgar Allan Poe the raven speaks for the first time. How does the speaker react to this occurrence?

The speaker is startled and surprised by the raven's ability to speak. Initially, the speaker questions if the bird has been trained to utter the Word, but as the poem progresses, the speaker becomes increasingly captivated and tormented by the raven's one-Word refrain.