选定过去分词做状语.ppt

Grammar:The Past Participle phrase used as Adverbial,过去分词短语作状语,1.状语是用于说明地点、时间、原因、目的、结果、条件、方向、程度、方式和伴随状况等的一种句法成份 2.一般是副词、介词词组、动词不定式、分词或者分词短语They were sitting on the floor.She spoke English very well.The teachers come here to listen to my lesson.,什么是状语(Adverbial)？,1.While he was watching TV,he heard a knock at the door.2.If the town is seen from the top of the hill,it looks more beautiful.,Do you know which clause it belongs to?,时间状语从句,条件状语从句,3.As the watch is used for a long time,it needs repairing.4.The boy will be blind in both eyes unless he is treated on time.5.Though he had seen told many times he couldnt understand it.,原因状语从句,条件状语从句,让步状语从句,Seen from the space,the earth looks blue.,When the earth is seen from space,the earth looks blue.,Kept in refrigerator,these vegetables will remain fresh.,If these vegetables are kept in refrigerator,these vegetables will remain fresh.,探究与体验：请观察下列各组句子之间的变化关系，并学会模仿。,总结：-ed分词短语在两个例句中分别作_、_.其逻辑主语为_且与分词之间为_,时间状语,条件状语,被动关系/动宾关系,句子的主语,表示原因,表示伴随情况,表示让步,Deeply moved,the children began to cry.,As they were deeply moved,the children began to cry.,She walked out of the house,followed by her little daughter.,She walked out of the house,and she was followed by her little daughter.,Beaten by the enemy,he refused to let out the secret.,Although he was beaten by the enemy,he refused to let out the secret.,Observe,1.Seen from space,the earth looks like a big blue ball.2.Moved by the film,he started crying.3.Heated,water changes into steam.4.Defeated again,he didnt lose heart.5.The professor went into the courtyard,followed by his wife.,When it is,Because he was,If it is,Although he was,and he was,adverbial 状语,时间状语,原因,条件,让步,伴随状语,(When it is)seen from space,the earth looks like a big blue ball.(Because he was)moved by the film,he started crying.(If it is)heated,water changes into steam.(Although he was)defeated again,he didnt lose heart.The professor went into the courtyard,(and he was)followed by his wife.,时间状语,原因状语,条件状语,让步状语,伴随状语,-ed分词（短语）作状语时，也可在其前面加上连词_等，以便明确作何种状语。,when,if,once,though,unless,When it is seen from space,the earth looks like a big blue ball.Because he was moved by the film,he started crying.If it is heated,water changes into steam.,When seen from space,the earth looks like a big blue ball,Because moved by the film,he started crying,If heated,water changes into steam,2.过去分词作状语表示_或_的动作,相当一个状语从句。3.过去分词作状语时其逻辑主语与主句的主语要保持一致。,过去分词作状语,被动,完成,summary,1.过去分词在句子中可以作_、_、_、_、_状语等。,时间,原因,方式,让步,条件,Absorbed in deep thought,he didnt hear the sound.Surprised at what had happened,Tom didnt know what to do.,1，有些过去分词因来源于系表结构，作状语时不表被动而表主语的状态。,lost(迷路);seated(坐);hidden(躲);lost/absorbed in(沉溺于);born(出身于);dressed in(穿着);2，由某些动词后面加-ed转化来的形容词也具有此用法。如：frightened,satisfied,tired,disappointed等。,重难点辨析（一）：不表被动的特殊情况,重难点辨析（二）：分词的独立主格结构,当分词的逻辑主语和句子的主语不一致时，分词可以有自己的独立主语，二者构成独立主格结构。1.After our homework was done,we went home.Our homework done,we went home.2.Because her glasses is broken,she couldnt see the words on the blackboard.Her glasses broken,she couldnt see the words on the blackboard.,分词作状语答题记忆口诀,分词作状语，主要看主语。逗号前后两动作，共用一主语。主语找出后，再来判关系。主动-ing,被动用-ed。Having been done 表先后，千万要牢记。,将下列从句改为过去分词短语作状语,A时间状语,1Generally speaking,when the drug is taken according to the,directions,it has no side effect.,_,2 When the sunrise was seen from the top of Mount Tai,it,was indeed a spectacle.,_,Generally speaking,taken according to the directions,the drug has no side effect.,Seen from the top of Mount Tai,the sunrise was indeed a spectacle.,B原因状语,3Since we are greatly encouraged by what the teacher said,we have made up our mind to study even harder.,_,4As she was given advice by the famous detective,the young,lady was no longer afraid.,_,Greatly encouraged by what the teacher said,we have made up our mind to study even harder.,Given advice by the famous detective,the young lady was no longer afraid.,C条件状语,5If we are united,we will overcome any trouble.,_,6 If I had been given more time,I would have solved the,math problem.,_,If united,we will overcome any trouble.,Given more time,I would have solved the math problem.,D让步状语,7Though he was left alone at home,Sam did not feel afraid,at all.,_,8 Though he has been encouraged by his parents several,times,he still has no confidence in overcoming the difficulties._,Though left alone at home,Sam did not feel afraid at all.,Though encouraged by his parents several times,he still has no confidence in overcoming the difficulties.,E方式状语,9He seems as if he were hit by the lightning.,_,10 Hearing the news,the girl turned away,and she was,disappointed.,_,He seems as if hit by the lightning.,Hearing the news,the girl turned away,disappointed.,F伴随状语,11The monitor came into the classroom,and he was followed,by a group of his fellow students.,_,12The film star got off the train,and she was surrounded by,her fans.,_,The monitor came into the classroom,followed by a group of his fellow students.,The film star got off the train,surrounded by her fans.,