It was surprising that the hotel that looked rather shabby outside was luxuriously and ________ furnished inside.
句意： 令人惊讶的是， 在外面看起来相当寒酸的旅馆里， 里面竟然有豪华的家具和艺术装饰。 artistically富有艺术地。 artificially 人工地， 不自然地。 arrogantly 自大地。 arbitrarily 任意地。 因此， 本题的正确答案为 D。