现在分词作状语(ppt课件)优质课公开课

Lead-inWhen I was young Id listen to the radio,waiting for my favorite songs.Looking back on how it was in years gone by and the good times that I had makes today seem rather sad.When I was young Id listen to the radio,waiting for my favorite songs.Looking back on how it was in years gone by and the good times that I had makes today seem rather sad.Present participle used as adverbial现在分词作状语现在分词作状语Learning aimsBy the end of the class,we are able to master different kinds of adverbials(状语)that present participle（现在分词）can express.to learn some difficult points about present participle used as adverbial.分词作状语让步原因条件结果时间伴随方式Self-studyGame:Guess who(what)they are according to the information,and try to find out what kind of adverbial the present participle used as?Examples:Q1:He is a Japanese cartoon figure.Both of his parents died,leaving him alone in the world.结果状语结果状语Q2:He is a man once was popular on the Internet.The poor man sat by the road,begging.伴随状语伴随状语Q3:Having been Having been in love with her for many years,Zhang Jie is married with her.Who is she?原因状语原因状语Q4:Preparing fully,he may catch a sheep.But at last,he still failed because of the sheeps intelligence.条件状语条件状语思考：观察下面两个句子，可以用状语从句改写吗？思考：观察下面两个句子，可以用状语从句改写吗？Having been Having been in love with her for many years,Zhang Jie is married with her.（原因状语）Preparing Preparing fully,he may catch a sheep.（条件状语）Guidance and Exploration 1:现在分词作状语与状语从句互换现在分词作状语与状语从句互换Because Zhang Jie has been in love with her for many years,he is married with her.If he prepares fully,he may catch a sheep.如：Hearing the bad news,they couldnt help crying.(_ 状语)=_ they heard the bad news,they couldnt help crying.1.Using your head,you will find a way.(_ 状语状语)=_ you use your head,you will find a way.2.Being punished by the teacher,the boy was angry.(_ 状语状语)=_ the boy was punished by the teacher,he was angry.3.Having been praised for his job,Tom worked harder.(_状语）状语）Practice:判断下列现在分词作哪种状语，并把其改为状语从句4.Having received his letter,I decided to write back.(_ 状语状语)=_ I received his letter,I decided to write back.时间时间When=_ Tom has been praised for his job,he worked harder.条件条件原因原因原因原因时间时间IfBecauseBecauseAfter将分词短语改写成状语从句1.Walking in the street,I came across an old friend of mine.=_ _ _ _in the street,I came across an old friend of mine.2.Being ill,he didnt go to school.=_ _ _ ill,he didnt go to school.)3.He sat on the sofa,watching TV.=He sat on the sofa,_ _TV.4.Travelling by car,we visited a many places.=We _ by car and visited many places.4.The song is sung all over the country,making it the most popular song.=The song is sung all over the country,and that _ it the most popular song.5.Using your head,you will find a way.=_ _ _your head,you will find a way.6.Though weighing almost one hundred jin,the box was lifted by him with one hand.=_ _ _ _ almost one hundred jin,the box was lifted by him with one hand.归纳：现在分词作状语时，分词的逻辑主语必须是_，即分词必须和_含有逻辑上的主谓关系，否则不能用现在分词作状语。Guidance and Exploration 1:现在分词作状语转化为状语从句现在分词作状语转化为状语从句被被 动动主主 动动语态doingdoinghaving donehaving donebeing donebeing donehaving been donehaving been done Guidance and Exploration 2:现在分词作状语存在现在分词作状语存在时态时态和和语态语态变化变化(2)_the letter,John went to the post office.Having written(1)_(write)the letter,John smiled.WritingVerbVerbdoing having done完成式完成式一般式一般式having donedoingv.ing表动作发生在谓语表动作发生在谓语Verb之前之前,表动作与谓语表动作与谓语Verb 同时发生同时发生 Grammar work(语法专练语法专练)用所给动词的适当形式填空。用所给动词的适当形式填空。1.Not _(know)his address,I couldnt go to see him yesterday.2.Look out for cars when _(cross)the street.3._(close)the windows and the door,the students left the room.knowingcrossingHaving closed否定形式：not/never 放于分词前（not/never+doing/having done）_the piano,someone suddenly knocked at the door.A.Playing B.When I was playing C.Repairing D.Examining思考：为什么这题不能选思考：为什么这题不能选A，C,D？分词作状语时，他的逻辑主语是什么？分词作状语时，他的逻辑主语是什么？1.1.Not Not knowingknowing his address,his address,I I couldnt go to couldnt go to see him yesterday.see him yesterday.2.2.Having closedHaving closed the windows and the the windows and the door,door,the studentsthe students left left the room.the room.判断下列句子的正误：.Hearing the news,tears ran down her face.Looking out through the window,the garden was beautiful.Hearing the news,she cried.Looking out through the window,I found the garden was beautiful.Guidance and Exploration 3:1)现在分词作状语时，其逻辑主语必须与主句中主语一致现在分词作状语时，其逻辑主语必须与主句中主语一致.HearingHearingLookingtearssheLookingthe gardenI permitting,well do another two exercises.如果时间允许，我们将做另两个练习。如果时间允许，我们将做另两个练习。Guidance and Exploration 3:1)现在分词作状语时，其逻辑主语必须与主句中主语一致现在分词作状语时，其逻辑主语必须与主句中主语一致.2)否则分词必须有自己的主语。这种带主语的分词结构叫做否则分词必须有自己的主语。这种带主语的分词结构叫做分词的独立结构分词的独立结构。在句中作状语，表示时间、原因、条件等。在句中作状语，表示时间、原因、条件等。Time.与逻辑主语构成独立主格与逻辑主语构成独立主格:I _（wait）for the bus,a bird fell on my heardwaiting _Sunday,I shall have a quiet day at home.A.Being B.It is C.There being D.It beingD高考链接 1.He suddenly appeared in class one day,_(wear)sun glasses.（广（广东东2012）2.,but everyone added a little,always_(think)that it was only small not very important,and.（广东（广东2013）3._(walk)in the fields on a March afternoon,he could feel the warmth of spring.(安徽安徽)4._(wait)in the queue for half an hour,the old man suddenly realized he had left the cheque in the car.(福建福建)5._(blame)for the breakdown of the school computer network,Alice was in low spirits.(福建福建)6.European football is played in 80 countries,_(make)it the most popular sport in the world.(全国全国)7._(complete)the project as planned,well have to work two more hours a day.(湖南湖南)8.As the light turned green,I stood for a moment,not _ (move),and asked myself what I was going to do.(湖南湖南)9.The party will be held in the garden,weather_（2012高考全国卷）高考全国卷）A.permitting B.to permit C.permitted D.permit解题步骤，我们一起来总结1、根据句子结构确定分词的、根据句子结构确定分词的语法成分语法成分2、找准、找准逻辑主语逻辑主语3、判断主、被动关系判断主、被动关系4、指出非谓语的动作是发生在句子谓语指出非谓语的动作是发生在句子谓语动作之前还是之后，从而确定考虑动作之前还是之后，从而确定考虑用完用完成式还是一般式。成式还是一般式。5.最后选定现在或过去分词。最后选定现在或过去分词。One day _(walk)in the street,Ampere thought of a problem.He decided to work it out.But he had no paper with him.Suddenly he saw a cart in front of him.He began to work on the problem on the back of the cart._(absorb)in the problem,he didnt notice the cart moved.Then it moved faster and faster._(see)that he couldnt keep up it,he stopped,_(say)to himself,“Ive never seen a _(move)blackboard.”walkingAbsorbedSeeingsayingmovingWorking hard,you will be successful!