Unit1 Book5语法课件.ppt

不定式 to do 动名词 doing 非谓语动词 现在分词 doing 过去分词 done Book 5 Unit 1 Grammar 过去分词做表语、定语 This is a polluted river. The river is polluted. It is a flooded village. The village is flooded. The building is destroyed. It is a destroyed building. It is an injured tiger. The tiger is injured. 课文回顾 请分析下列课文句子的过去分词的用法。 ① He found that it came from the river polluted by the dirty water from London. ② So many thousands of terrified people died every time there was an outbreak. ③ He became interested in two theories... (Attribute) (Attribute) (Predicative) ④ But he became inspired when he thought about helping ordinary people exposed to cholera. ⑤ Neither its cause nor its cure was understood. ⑥ He immediately told the astonished people in Broad Street to remove the handle... Question:什么是定语？什么是表语？ (Predicative) (Attribute) (Predicative) (Attribute) 定语的概念： 表语的概念: 相当于形容词，在句中修饰名词或代词的成分。 说明主语的身份、特征或状态；位于系动词之后，如be, appear, look, get, become, turn, grow, feel, smell, touch, taste, remain, seem… 单个过去分词作定语，常放在被修饰词的 前面;过去分词短语作定语，常放在被修饰 词的后面。 English is a widely used language. This is one of the schools built in 1980s. 过去分词作定语 位置 分词 Grammar 一、过去分词作 定语 1、单个的过去分词作定语时一般兼有被动和完成的意义，常作前置定语。 eg： a used stamp 一枚用过的邮票 an injured finger 一个受伤的手指 a lighted candle 一支点燃的蜡烛 注意：少数表示位移或状态改变的不及物动词的过去分词只有完成的意义 fallen leaves 落叶 the risen sun 升起来的太阳 the developed countries 发达国家 a retired teacher 一名退休教师 2、过去分词短语作后置定语，表示被动和／或完成意义。 e.g.：The books written by Lu Xun are popular． a broken heart an organized trip = a heart which is broken = a trip which is organized 3.过去分词作前置定语还是后置定语，都可转换 为一个对应的定语从句。 the girl dressed in white =the girl who is dressed in white the book written by Luxun =the book which is written by Luxun 4、过去分词修饰 something, everything, anything, nothing, somebody, nobody等不定代词或指示代词those时，要放在这些词的