She could think of nothing more to say; but if he wished to converse with her, he might have better success. He stood by her, however, for some minutes, in silence; and, at last, on the young lady's whispering to Elizabeth again, he walked away. Why is Jane Austen’s sentence structure complex and refined? Her sentences are long, with more than one clause. Her sentences use repetition for a sing-song effect. Her sentences are simple, with only one clause each. Her sentences are unusual, with strange punctuation.