20xx人教版高中英语必修五unit1greatscientistsperiod4内容摘要：
过去分词作表语与被动语态的区别 ： The glass is broken. Our classroom is crowded The glass was broken by Jack. The windows were closed by Tom last night. （ 3）作表语的过去分词前可以有修饰语，而被动语态的过去分词前不能加修饰语。 The glass was broken by Tom. Your position is well written. 现在分词与过去分词区别 现在分词 : 表示主动的动作 过去分词 : 表示已经被动的动作 现在分词 : 表示正在进行的动作 过去分词 : 表示完成的意思 I heard someone opening the door . I heard the door opened . the falling leaves the fallen leaves boiling water boiled water the rising sun the risen sun 3. 现在分词表示它所修饰的名词或句子主语的 特征、特性。 过去分词表示它所修饰的名词或句子主语的 心理感受或状态。 a moving film a moved audience The news is exciting. We were excited to hear it. Past Participle as the Attribute Past Participle as the Predicative people who are terrified seats that are reserved water that is polluted crowded room room that is crowded 5. a pleased winner winner that is pleased 6. astonished children who look astonished broken vase vase that is broken closed door door。阅读剩余 0%
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