disappointed的用法与搭配
1.后接介词时，情况比较复杂，大致原则如下：
表示对某人感到失望，通常用介词with, in。如：
He is very disappointed in his new secretary. 他对他的新秘书感到很失望。
My parents will be disappointed in [with] me if I fail in the exam. 要是我考试不及格，我父母会对我感到失望的。
表示对某一行为感到失望，通常用介词at, about等。如：
We are all disappointed at [about] his failure. 我们都为他的失败而感到失望。
He was really disappointed about [at] not being able to go. 他未能去成实在感到失望。
表示对某事感到失望，一般用介词about, at, with等。如：
I felt disappointed about the game. 我自己对这场球赛感到失望。
I was disappointed at [with, in] the result. 我对那结果感到失望。
表示因得不到某东西或实现不了某愿望而失望，通常用介词of。如：
I was disappointed of the car. 没等到车子我感到很失望。
He was disappointed of his ambition. 他因实现不了抱负而沮丧。
2. be disappointed 后接不定式。如：
He was disappointed to hear the news. 听到这消息他很失望。
I was disappointed not to find her at home. 发现她不在家我很失望。
3. be disappointed 后接that 从句。如：
I am disappointed that you didn’t tell me. 你没告诉我，我感到失望。
He was disappointed that you were not coming. 你不来他感到失望。
有时从句谓语可用虚拟语气，表示“竟然”的意思。如：
I’m rather disappointed that he should get the post. 他竟会得到这个职位，我感到很失望。
4.有时可单独用作状语。如：
He turned away disappointed. 他失望地走掉了。
Disappointed he returned to his hometown. 他失望地回到家乡。
