现在分词和过去分词的用法

        After my encounter with her, I found myself greatly shaken.You should keep her informed of what is going on here.The teacher expected the students well prepared for the examination.
        
        在动词see, hear, feel, watch, notice，perceive，observe, listen to, look at后既可用现在分词做补语,也可用不定式做补语。用现在分词表示动作正在进行,用不定式表示的动作的全过程已经完成。
        
        【例如】
        
        I saw Mr. White get off a bus.
        
        I saw Mr. White lookingsintosa shop window.
        
        ——Do you hear someone knocking at the door?
        
        ——Yes, I did. I heard him knock three times.
        
        5)分词作表语分词作表语通常看作形容词来用。现在分词表示主语的性质，而且主语多为物；过去分词表示主语的感受或状态，主语多为人。
        
        【例如】
        
        The film“Pearl Harbor”is really exciting. I am excited about it.
        
        His response to the question was quite disappointing. I felt disappointed at his response.