passion: applies to an emotion that is deeply stirring or ungovernable: developed a ~ for reading.   (stir搅动激动，意思是激发人做某事或表达某种情绪means to excite to action or expression, or to evoke a deep emotion，如the news stirred the public消息使公众激动)


fervor: implies a warm and steady emotion: read the poem aloud with great ~.  


ardor: suggests warm and excited feeling likely to be fitful or short-lived: the ~ of their honeymoon soon faded.  （fervor形容词fervent, ardor形容词ardent在2018-11-12 热情impassioned-perfervid组，意思基本不变表示热情，ardent的解释是implies an intense degree of zeal, devotion, or enthusiasm表示深厚的热情投入热忱，可见没有ardor短暂时断时续的意味，如an ardent admirer of the novels of Jane Austen简.奥斯汀小说的热情读者，可以这么记这个词: 有个朋友名叫Zed，恰好是ardent解释中的三个词头）   honeymoon蜜月  faded逐渐消失to become paler or to disappear gradually


enthusiasm: applies to lively or eager interest in or admiration for a proposal or cause or activity: never showed much ~ for sports. （admiration钦佩赞赏羡慕applies to a feeling of great liking and respect for someone or something，如I have always had the greatest admiration for him我始终对他最为钦佩(或欣赏)）  eager热切


zeal: implies energetic and unflagging pursuit of an aim or devotion to a cause: preached with the ~ of the converted. （pursue追赶追逐,强调热切和不松懈，有时带有敌意to follow someone eagerly and persistently, sometimes with hostile intent，如pursued the bandits on foot徒步追赶土匪）   公元1世纪在巴勒斯坦犹大地区一个部落，他们拼死抵抗罗马入侵，1000多名战士在罗马攻城前选择自杀，这个部落的人称作Zealots.


passion激情: 指搅动人心、难以控制的强烈感情，fervor热情: 指温暖稳定的感情，ardor热情: 表示温暖激动的感情，可能短暂时断时续，enthusiasm热情: 表示对某事有兴趣或欣赏，zeal热情: 表示充满热情(能量)坚持不懈地追求目标或投身事业


记忆方法: 1）首字母PFAEZ中的APE是类人猿，FZ想成法国作家法朗士Franz<==热情

         2）热情的意思是感情强烈激发行动mean intense emotion compelling action.        （emotion是指强烈的感情或者叫做情绪，这个词叫情绪或强烈感情都可以implies a strong feeling such as love, anger, joy, hate, or fear, 如a play in which the emotions are real剧中的(强烈)情感都是真实的）