精品课件过去分词作状语

1、过去分词作状语过去分词作状语By MelodyOnce _, a word becomes a promise. ( speak )spoken一言既出一言既出, , 驷马难追驷马难追Once _, water cannot be taken back again. ( pour )poured覆水难收覆水难收_ by the beautiful scenery, I forgot to go back home in time.( impress )Impressed流连忘返流连忘返一过去分词作状语的基本用法：一过去分词作状语的基本用法：1. 1. 过去分词与句子主语之间构成过去分词与句子主

2、语之间构成_ _ 关系。关系。2. 过去分词的逻辑主语要和句子的主语一致。过去分词的逻辑主语要和句子的主语一致。3. 3. 可置于主句前，也可置于主句后，用逗号与主句隔开。可置于主句前，也可置于主句后，用逗号与主句隔开。4. 4. 过去分词通常在句中充当以下几种状语：过去分词通常在句中充当以下几种状语：Revision: 现在分词做状语现在分词做状语被动被动 Asked what had happened, he kept silent. Choked by the heavy smoke, he could hardly breathe. Given more time, we would

3、be able to do the work much better. （时间状语）（时间状语）（原因状语）（原因状语）（条件状语）（条件状语）（When）（If） Left alone at home, the little boy didnt feel afraid at all. The old man went into the room, supported by his wife. （让步状语）（让步状语）（伴随或方式状语）（伴随或方式状语）（Though）5.过去分词+连词过去分词作状语，常常可以在过去分词前加连词（when, if, though, once 等），以起到强调的

4、作用，使句意更加明确。6. 过去分词状语，相当于一个状语从句。 （伴随状语相当于一个并列句）Rewrite the sentences, using the past participle as the adverbial.1. Because it was done in a hurry, his homework was full of mistakes. Done in a hurry, his homework was full of mistakes.2. If it is taken according to the instructions, the medicine has n

5、o side effect.Taken according to the instructions, the medicine has no side effect.3. Though he was defeated by the young player for the second time, he didnt lose heart. Defeated by the young player for the second time, he didnt lose heart. 7. 过去分词的变形：过去分词的变形：Having been done：强调过去分词表示的动作明显先于谓语动作。强调

6、过去分词表示的动作明显先于谓语动作。Being done:强调过去分词表示的动作正在被执行。强调过去分词表示的动作正在被执行。Having been discussed many times,the problems were settled at last.Being built now, the bridge cant get through.重难点辨析（一）：重难点辨析（一）：过去分词过去分词 VS 现在分词作状语现在分词作状语 When _ London at night, youre a bit like in a dream. When _ at night, you make s

7、ure the visitor is really your friend. _ from the hill, we can see a beautiful park. _ from the hill, the park is beautiful.visitingvisitedSeeing Seen 如果句子的主语和分词之间是主动关系如果句子的主语和分词之间是主动关系, , 用用 _；如果句子的主语和分词之间是被动关系，如果句子的主语和分词之间是被动关系，用用_。现在分词现在分词过去分词过去分词We followed the old man, and we went upstairs. =We

8、 were followed by the old man, and we went upstairs. =Following the old man, we went upstairs.Followed by the old man, we went upstairs.比一比，变一变比一比，变一变1. Worried about the journey, I was unsettled for the first few days.2. Exhausted, I slid into bed and fell fast asleep. 注意：注意：被动被动, 完成完成 状态状态重难点辨析（二）

9、：不表被动的特殊情况重难点辨析（二）：不表被动的特殊情况过去分词作状语中，被动形式表主动意义的词需要特别注意： 常见的有： excite, surprise, amuse, interest, frighten, satisfy, disappoint,._ at his sons exam results, the father said nothing but asked him to work hard next time.Disappointed 表人的情感的使动词表人的情感的使动词(disappoint) 有些过去分词因来源于系表结构，作状语时有些过去分词因来源于系表结构，作状语时

10、不表被动而表主语的状态。不表被动而表主语的状态。 Lost / Absorbed in deep thought, he didnt hear the sound. 常见的有：常见的有：lost (迷路迷路); seated (坐坐); hidden (躲躲); lost / absorbed in (沉溺于沉溺于); born (出身于出身于); dressed in (穿着穿着)； tired of （ 厌倦于）；厌倦于）；worried about （担心（担心 ）；）； based on （基于）；（基于）；devoted to / buried in（专心于）（专心于）使用过去分词作

11、状语时容易错的两种情况使用过去分词作状语时容易错的两种情况 忽视了分词作状语时其逻辑主语必须是句中主语忽视了分词作状语时其逻辑主语必须是句中主语(或主动或被动或主动或被动)。如： If heated, _. people can turn water into gas B. one can change ice into waterC. ice turns into water D. people get water from ice 若分词主语与句中主语不一致若分词主语与句中主语不一致,则可以用其他方法来修正则可以用其他方法来修正: 给分词添加自己的主语,构成独立主格独立主格结构或改变语态。

12、改为相应的状语从句来表达。用with复合结构等。分词做状语，一般它的逻辑主语是整个句子的主语，整个句子的主语，但有时它也可以有自己的独立的逻辑主语，但有时它也可以有自己的独立的逻辑主语，其实就是在分词前面有名词出现其实就是在分词前面有名词出现，这种情况叫独立主格结构。这种情况叫独立主格结构。如如:完成作业后完成作业后,孩子们出去踢足球了。孩子们出去踢足球了。 Finished their homework, the children went out to play football. Their homework finished, (独立主格结构) Having finished thei

13、r homework, (现在分词完成形式) With their homework finished, (with的复合结构) After finishing their homework, (介词+动名词)( X )As there was no bus, I had to walk home.There being no bus , I had to walk home.When his work was done, he sat down for a cup of coffee.His work done, he sat down for a cup of coffee.Because

14、 the rain had stopped, he went out for a walk. The rain having stopped, he went out for a walk. 有些含有分词的固定插入语有些含有分词的固定插入语, 其逻辑主语不要求与主其逻辑主语不要求与主语一致。如语一致。如:Judging from/by 从.来判断; Generally (frankly/exactly/.) speaking, 一般地(坦率地/确切地)说; Considering 考虑到; Talking of 说到.; Supposing/ Provided/ Providing that

15、假使.;To be honest, /To tell the truth, 老实说；说实话 _ from his accent, he must come from southern China. Judged; B. Judging ; A. To judge D. Judge 分分词词作作状语状语答答题记忆题记忆口口诀诀分词作状语，主语是关键。分词作状语，主语是关键。逗号前后两动作，共用一主语。逗号前后两动作，共用一主语。主语找出后，再来判关系。主语找出后，再来判关系。主动主动-ing,被动用被动用-ed。Having been done 表先后，表先后，千万要牢记。千万要牢记。Pract

16、ice makes perfect1._by noises in the night, the girl no longer dared to sleep in her room.2.Lady returned home,_ by two policemen.3._in 1949, the bridge is over 50 years old.4._ from the hill, the city is beautiful.5. Although _ in the leg, he continued firing at the police.build frighten follow sho

17、ot seeFrightenedfollowedBuiltSeenshotI. 选词填空选词填空1. _ in 1636, Harvard is one of the most famous universities in the United States. A. Founded B. It was founded C. Being founded D. Founding2. (2010) _at my classmates faces, I read the same excitement in their eyes. A. Looking B. Look C. To look D. Lo

18、okedII. II. 多项选择多项选择3. Unless _ to speak, you should remain silent at the conference. A. invited B. inviting C. being invited D. having invited4. _ with the size of the whole earth, the biggest ocean doesnt seem big at all. A. Compare B. When comparing C. Comparing D. When compared5. _ many times, h

19、e still came to school late. A. Having told B. Having been told C. Told D. Being told Told many timesB. Having been told many timesC. He has been told many timesD. Though he had been told many times6. _, but he still could not understand it.7. _ in a white uniform, he looks more like a cook than a doctor. A. Dressed B. To dress C. Dressing D. Having dressed8. Thoug