be able to (do) 能(做)，会(做)
be about to (do) 即将，正要
be absent from 缺勤，缺课
be abundant in 富于，富有
be accustomed to 习惯于
be acquainted with 与……相识，熟悉
be active in 积极于
be afraid of 恐怕，害怕，担忧
be alive to 发觉，感觉，对……敏感
be angry at 因某事生气
be angry with 对……发怒
be anxious about 担心，为……担忧
be anxious for 急切盼望，渴望
be anxious to (do) 渴望(做)
be ashamed of 为……感到害臊
be aware of 意识到
点睛：最适合应用在写作中的表达
【例句】Nobody seemed to be anxious to enlighten me about the events that had led up to the dispute.
似乎无人急于告诉我导致这次纠纷的有关事件。
【例句】A comparative analysis into the problem which is based on the traditional theory and contemporary concept, throw light on the changes in the theoretical mode of modern economics and policy mode, and the development of Chinas market economy.
对有关“市场失灵”的传统理论和现代思想进行比较分析,从中可看出现代经济学在理论范式和政策范式上的一些变化,对中国市场经济的发展不无启示