单选题 The officer is {{U}}gallant{{/U}} in his behavior toward his young secretary.
【正确答案】 D
【答案解析】[分析] 形容词辨析 A.brave勇敢的;B.pertinent有关的;C.obedient服从的,孝顺的;D.courtly优雅的,尊严而又礼貌的;而gallant表示豪侠的,骑士风度的;所以D为答案。