This is what an ideal audience does. Then repeat, adding sound. Read again, aloud, to each other. Give your book to your partner, who becomes your prompter. Say what you can remember of the speech.
Partner then prompts.
Yawn out the lines, stretching. Relax, slumping into the lines. Give out the lines, as if throwing a ball. Receive the lines as you say them, as if they were entering your body one by one. Say the lines, making a definite, exaggerated hand-gesture for each word.