Unit 4 Discovering Useful Structures 课件-2022-2023学年高中英语人教版（2019）必修第二册

Unit 4 History and Traditions Period 3 Discovering Useful Structure Lead-in Story: A boy ______(call) Tom went to the cinema one night. It was a horror film, but he was __________(interest) in it. Sometimes he felt _________(excite) , sometimes he felt __________ (frighten). After the film, the ______(tire) boy came back home. Once home, the ___________(exhaust) boy... called interested excited frightened tired exhausted 观察下面的句子，找出过去分词与名词间的关系。 1. Most people just use the shortened name: “the United Kingdom” or “the UK”. 2. They use the same flag, known as the Union Jack,... 3. They had castles built all around England, ... _____________ _____________ ______ 位置区别： 例1中，shortened在名词______，例2中，known as 在名词______。 所以，我们可以得出结论：_______________________________________________________________。 前面 后面 单个分词作名词的定语时，其位置在名词前；分词短语则放在名词后面 Lead in 句子成分： 例1和例2，分词和分词短语都用来修饰______，做定语；例3 名词castles 是作had的宾语，所以built是对名词castles进行补充说明，做__________（简称宾补）。 名词 宾语补足语 Lead in 1. Most people just use the shortened name: “the United Kingdom” or “the UK”. 2. They use the same flag, known as the Union Jack,... 3. They had castles built all around England, ... Have a try 1. 分析过去分词在句子中的成分。 1)The new product finally passed the required test. 2)It is a house built by the Romans. 3)He got his tooth pulled out yesterday. 4)Unfortunately he had his leg broken yesterday. 作前置定语 作后置定语 作宾补 作宾补 Have a try 2. 把前置定语改写成后置定语。 1). tired visitors--- visitors______of the long wait 2). a well-organised trip---a trip__________ well by my workplace 3). beautifully dressed star--- stars ______ beautifully at the event tired organised dressed More as the attribute 过去分词作定语的时态和语态意义 1. 及物动词的过去分词作定语通常表示被动和完成, 即被修饰词通常是过去分词所表示的动作的承受者, 且该动作已经完成。 I don’t like the book written by Martin. Our class went on a trip organized by our school last Monday. =which was written by Martin =which was organized by our school More as the attribute 2.不及物动词的过去分词作定语仅表示完成, 不表示被动。 Many little kids like gathering fallen leaves in the yard