三、形容组和固定搭配
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 丰富的，富裕的
be accustomed to 习惯于，适应于
be acquainted with 与…相识，熟悉，了解
be active in 积极于
be afraid of 恐怕，害怕，担忧
be alive to 注意到，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
be bad at 拙于，不善于
be based on 根据，以…为基础
be beside oneself 极度兴奋，对自己的感情失去控制
be better off 生活优裕起来，境况好起来
be bound to(do) 一定会，不得不
be careful to(do) 务必注意(做)
be certain to(do) 一定(做)，必然(做)
be capable of 能够
be confident in 对…有信心
be characterized by 以…为特征
be clever at 擅长于
be combined with 与…结合
be composed of 由…组成
be concerned about 关心，挂念
be curious to(do) 很想(做)
be dependent on／upon 取决于，依赖