单选题 An action that is lavishly rewarded as soon as it is performed is well on its way to becoming a habit.(2006年财政部财政研究所考博试题)
【正确答案】 B
【答案解析】解析：lavishly意为“慷慨地”，与B项generously同义。其余三项分别是promptly意为“迅速地”；evidently意为“明显地，显然地”；sympathetically意为“同情地”。