Unit 4 Discovering Useful Structures ppt课件-（2019新教材）人教版高中英语必修第二册.pptx

1、 Discovering Useful Structure Unit 4 History and Traditions 1 2 3 Goals To learn past participle used as attribute To learn past participle used as object complement To put them into use correctly Lead in an _ player 一个受伤的球员 injured the _ leaves 落叶 fallen a bridge _in 1937 一座建于1937年的桥 built We saw t

2、he store _by two men.robbed 我们目击了这家商店被两个歹徒抢劫。 The angry couple are trying to make themselves_. 这对愤怒的夫妇在尽力使自己的观 点被对方听进去。 heard Underline the sentences below in the text and find out the past participles. And then discuss their functions. 1.Most people just use the shortened name: “the United Kingdom”

3、 or “the UK”. 2.They use the same flag, known as the Union Jack,. 3.They had castles built all around England,. as the object complement as the attribute as the attribute Presentation Discovering useful structures the fallen leaves the injured player a bridge built in 1937 shortened name flag known

4、as the Union Jack Discovery 1、过去分词作_ 过去分词可用来修饰_(动词/名词)，作_(表语/定语/宾补)， 一般单个单词放所修饰词_，分词短语放在所修饰词_，表 _（及物动词） 或完成（不及物动词）。 名词 定语 之前之后 被动、完成 定语 Tip 1： 及物动词的过去分词作定语，在语态上表示被动；在时间 上，常表示动作已经发生或完成，有时也不表示时间性。 The plan put forward at the meeting will be carried out soon Tip 2: 不及物动词的过去分词作定语，它不表示被动意义，只强调动 作完成。 Many

5、 little kids like gathering fallen leaves in the yard 许多小孩子喜欢在庭院里收集落叶。 The risen sun is shining brightly in the morning 早上已升起的太阳正明亮地闪耀着。 The building built last year is our classroom building The building being built now is our classroom building The building to be built next month is our classroom

6、building 意义意义 形式形式 语态语态时态时态 done被动被动完成完成 being done被动被动进行进行 to be done被动被动尚未发生尚未发生 Tip 3过去分词（done）、现在分词的被动形式（being done)和不定 式的被动形式（to be done)做定语的区别 即时演练 1. I have read plenty of books _ (write)by Lu Xun. 2. They had beef and _(smoke)fish for supper. 3. China is a _country while the USA is a _ count

7、ry .(develop) 4. She asked if there was anything _(leave). 注： 1.现在分词和过去分词作定语的区别 现在分词：主动，正在进行 过去分词：被动和或完成 2.有些单个的过去分词如given， left 等作定语时习惯后置 3.单个分词作定语修饰something， anything等不定代词时也要后置。 written smoked developingdeveloped left We saw the store robbed by two men. The angry couple are trying to make themsel

8、ves heard. They had castles built all around England Discovery 2 、动词-ed形式作_ 过去分词紧跟在_(谓语/宾语)之后作_，用 于补充完整宾语的含义，过去分词与宾语存在_(主动/ 被动)关系。 宾语 宾语补足语 被动 宾语补足语 1. _get, have, make, keep, leave等后, 可用 过去分词做宾语补足语. 常用过去分词作宾语补足语的动词 使役动词 The beautiful girl had her hair _last night.cut 这个漂亮女孩昨晚把头发剪了。 1. 主语请别人做某事 He w

9、ants to have his eyes examined tomorrow. 2. 主语遭遇、遭受某一不愉快、不测的事情 Be careful, or youll have your hands hurt. 3. “使完成某事”， 事情既可以是别人做完，也可以由主语参与完成。 He had the walls painted this morning. have/get 宾语过去分词 2.表“希望，要求”的动词：want, wish, expect, like, order 等 I want the work finished by Sunday. Jim ordered the room

10、 cleaned. 3. 表示感觉(官)或心理状态的词，如： _feel, think, see, watch, observe, look , hear, listen to, notice 等 我听到有人用英语唱过这首歌。 I heard the song sung in English. 他感觉他的家乡变化很大。 He felt his hometown greatly changed. 4.过去分词用在“with/without+宾语+宾补”这一结构 中, 过去分词与宾语之间是_关系。这一结构通常 在句中作时间、方式、条件、原因等状语。 With all the homework fi

11、nished, I had a rest. 动宾 They left without a dish touched. *过去分词与不定式, 现在分词作宾补的区别: 过去分词强调他们之间的_。 不定式强调动作发生的_。 现在分词强调他们之间的_。 I saw her come into the classroom. I saw her coming into the classroom. I saw her taken out of the classroom. 被动关系 全过程 主动关系, 正在进行 The new product finally passed the required tes

12、t. It is a house built by the Romans. He got his tooth pulled out yesterday. Unfortunately he had his leg broken yesterday. Read the sentences and match. as the object complement as the attribute _ Practise Past Participles as the Attribute (1) tired visitors a well-organised trip beautifully dresse

13、d stars 2 Complete the phrases in the right column by using the past participles in the left column. Compare the meaning of each pair of phrases. Past Participles as the Attribute (2) visitors _ of the long wait/. a trip _ well by my workplace/. stars _ beautifully at the event/. tired organised dre

14、ssed 1.Judy and I had our car parked in an underground car park near Trafalgar Square, where we could get our car battery charged. 2.When we finally reached the service desk to ask for audio guides, we heard it announced that there were no audio guides left. 3.We found ourselves very surprised by th

15、e large number of visitors and the amount of noise at the entrance of the national Gallery. 4.Judy had her eyes fixed on Van Goghs Sunflowers. It was hard to approach the painting as there were so many people around. 5.She had a copy of the painting boxed to ensure that it was delivered safely. Read

16、 the sentences and underline the -ed form as the object complement. 单句语法填空 1The books _ (buy) yesterday are of high quality 2He found his hometown greatly _ (change) 3The computer center, _ (open) last year, is very popular among the students 4I wonder how many times I have to come here and get my f

17、alse teeth _ (fix) 5They reduced the number of animals _ (use) in experiments 6You should understand the traffic rule by now Youve had it _ (explain) often enough bought changed opened fixed used explained 1.Review what we have learnt today 2. Make some sentences with past participle used as attibute or object complement Bye-bye!