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1、12 一一一一: : : : V-ing V-ing V-ing V-ing 形形形形式式式式由由由由 “do“do“do“doing” ing” ing” ing” 构构构构 成成成成 , , , , 其其其其 否否否否 定定定定 形形形形 式式式式 是是是是 “not “not “not “not doing”, doing”, doing”, doing”, 没没没没有有有有人人人人称称称称和和和和数数数数的的的的变变变变化化化化, , , , 但有时态和语态的变化。但有时态和语态的变化。但有时态和语态的变化。但有时态和语态的变化。Grammar V-ing V-ing 形式形式形式形式
2、3(not) doing(not) doing(not) being done(not) being done(not)(not)having donehaving done(not)(not)having been donehaving been done4Eg. Hearing the bell, the students began to enter the classroom. 听见铃听见铃声，学生们开始走进教室。（听见和进入声，学生们开始走进教室。（听见和进入两个动作同时发生）两个动作同时发生）The building being built now is our new libra
3、ry. 现在正在建造地现在正在建造地 这栋楼房室这栋楼房室我们地我们地 新图书馆（新图书馆（being built为现在分词为现在分词的被动形式，表示动作正在进行之中。）的被动形式，表示动作正在进行之中。）Having done the work, he went home. 完成了工作，他就回家了。完成了工作，他就回家了。5V-ingV-ing形式在句中作定语和状语是本单形式在句中作定语和状语是本单形式在句中作定语和状语是本单形式在句中作定语和状语是本单元的学习重点。元的学习重点。元的学习重点。元的学习重点。1. 1. 作定语作定语作定语作定语 V-ingV-ing形式可以单独充当名词的前置
4、形式可以单独充当名词的前置形式可以单独充当名词的前置形式可以单独充当名词的前置修饰语修饰语修饰语修饰语, , 这时有两种情况。这时有两种情况。这时有两种情况。这时有两种情况。1)1)- -inging形式表示形式表示形式表示形式表示 “ “供作供作供作供作.之用之用之用之用” ”的意思的意思的意思的意思, , 这类作定语的这类作定语的这类作定语的这类作定语的- -inging形式，叫动名词。形式，叫动名词。形式，叫动名词。形式，叫动名词。e.g. a swimming poole.g. a swimming pool = a pool for swimming = a pool for swi
5、mming6a sleeping cara sleeping car= a car for sleeping= a car for sleeping2) -ing形式表示形式表示 “.的的” 意思意思, 叫现叫现在分词。在分词。e.g. a sleeping child working people the rising sun7 -ing形式短语作定语时一般放在它形式短语作定语时一般放在它所修饰的名词之后所修饰的名词之后, 相当于一个定语从相当于一个定语从句。句。 e.g. 1.They are visitors (who are) coming from several countries
6、. 2.The boy (who is)standing there is a classmate of mine.8Practice: (1)_ dogs seldom bite.A.Bark B. To bark C. Barked D. BarkingB.(2) The wolf spoke in a _ voice and Mr. Dongguo felt_.C.frightening; frightened D.B. frightened; frightened E.C. frighten; frightening F.D. frightening; frighteningDA9(3
7、) Its pleasure to watch the face of a _ baby.A.asleep B. sleep C. sleeping D. sleptB.(4) The _ buildings showed us that an earthquake was coming.C.A. shaking B. shook C. shaken D. shake CA10Read the sentences from the text,then point out the function of red words.1. I saw several young people enter
8、the waiting 2. area looking around curiously.3.2. I stood for a minute watching them and went to greet them.4.3. She stepped back appearing surprised 5.4. Then Akira Nagata from Japan came in smiling, together with 6.5. , she recognized Tony Garcias smiling face. attributiveadverbialadverbialadverbi
9、alattributive1112二、二、-ing形式作状语形式作状语-ing短语在句子中可作状语，来修饰谓短语在句子中可作状语，来修饰谓语动词或整个句子，表示动作发生的时语动词或整个句子，表示动作发生的时间、原因、条件、结果、让步或伴随等间、原因、条件、结果、让步或伴随等情况。情况。-ing短语作状语一般表示一个次短语作状语一般表示一个次要的动作，要的动作， 一般都可以变为相应的状一般都可以变为相应的状语从句或并列句。语从句或并列句。131. 作时间状语作时间状语-ing短语作时间状语要置于句首。如：短语作时间状语要置于句首。如：Hearing the bad news, they coul
10、dnt help crying. =When they heard the bad news, they couldnt help crying. 当听到这个不幸的消息时，他们情不自当听到这个不幸的消息时，他们情不自禁地哭了起来。禁地哭了起来。14Having received his letter, I decided to write back. =After I had received his letter, I decided to write back. 收到他的信后，我决定给他回信。收到他的信后，我决定给他回信。 2. 作原因状语作原因状语-ing短语作原因状语置于句首。如：短语
11、作原因状语置于句首。如：Being so angry, he couldnt go to sleep.15=Because he was so angry, he couldnt go to sleep. 因为太生气了，他不能入睡。因为太生气了，他不能入睡。 Having been to the Great Wall many times, he didnt go last week. =Because (As) he had been to the Great Wall many times, he didnt go last week. 因为他已经去过长城许多次，上周他就因为他已经去过长城
12、许多次，上周他就没去。没去。163. 作条件状语作条件状语-ing作条件状语置于句首或句末。如：作条件状语置于句首或句末。如：Working hard, you will succeed. =If you work hard, you will succeed. 如果你勤奋一点，你就会成功。如果你勤奋一点，你就会成功。Being given more attention, the trees could have grown better.17=If they had been given more attention, the trees could have grown better. 如
13、果对这些树再多注意些，如果对这些树再多注意些，它们可能长得更好。它们可能长得更好。4. 作让步状语作让步状语 -ing短语作让步状语，可置于句首或短语作让步状语，可置于句首或 句末，常与句末，常与even if, though 连用。如：连用。如：18Though working from morning till night, his father didnt get enough food.=Although his father worked from morning till night, he didnt get enough food. 虽然他父亲从早到晚拼命地干活，但是虽然他父亲
14、从早到晚拼命地干活，但是他还是挣不到足够的吃的。他还是挣不到足够的吃的。19 5. 作伴随状语作伴随状语置于句首或句末。如：置于句首或句末。如：They came into the classroom, singing and laughing. =They sang and laughed; they came into the classroom. 他们又唱又笑地走进教室。他们又唱又笑地走进教室。20PracticePractice 做做金金版版学学案案P54“P54“一一. .用用V-ingV-ing短语改写下列句子短语改写下列句子”。21When working in the fact
15、ory, he was an advanced worker.=When he worked in the factory, he was an advanced worker.注意：注意：1. -ing短语与短语与when, while, though, until, if等连词连用时，相当于这些等连词连用时，相当于这些连词引导的一个从句。如：连词引导的一个从句。如：22Though willing to attend the party, he refused the invitation. =Though he was willing to attend the party, he re
16、fused the invitation.While staying in Beijing, he came to see me twice.=While he was staying in Beijing, he came to see me twice.23If playing all day, you will waste your valuable time. =If you play all day, you will waste your valuable time.Though raining heavily, it cleared up very soon. =Though i
17、t was raining heavily, it cleared up very soon.24注意注意：2.2.现现在在分分词词作作状状语语时时，其其逻逻辑辑主主语语必必须须与与主主句句中中主主语语一一致致。它它们们之之间间是是主主动动关关系系。被动则用被动则用V-ed.V-ed. 但但是是短短语语 generally generally speaking; speaking; judging judging from/by; from/by; compared compared withwith等等是是固固定定搭搭配配。不受主语影响。不受主语影响。Judging Judging from
18、 from his his face,he face,he was was very very angry.angry.The The man man came came in, in, followed followed by by a a little boy.little boy.251. a. Hearing the news, tears ran down her face. b. Hearing the news, she cried out sadly.2. a. Entering the classroom, I found nobody in it. b. Entering
19、the classroom, nobody was found in it.Choose the correct sentence.263. a. Looking out through the window, the garden was beautiful. b. Looking out through the window, we saw a beautiful garden.4. a. Reading the evening newspaper, a dog started barking. b. I was reading the evening newspaper when a d
20、og started barking.275. a. Being fine, we will have the sports meeting next week. b. It being fine, we will have the sports meeting next week.-ing形式的否定式为在其前面加形式的否定式为在其前面加not。如：如： He sat there, not knowing what to say.28 1. Having not seen the film, I cant tell you what I think of it. 2. The men work
21、ed for extra hours got an extra pay. 3. Seen from the top of the hill, we find the city more beautiful. 4. Generally speak, facial expressions are helpful communications, too.Not havingworkingSeeingspeaking单句改错单句改错291. Their car was caught in a traffic jam, thus_ the delay. A. to cause B. causing C.
22、 caused D. cause2. One by one Peter sold his bits and pieces, _ only a mite of their worth. A. getting B. got C. to get D. getExercise303. After seeing the movie, _. A. the book was read by him B. the book made him want to read it C. he wanted to read the book D. the reading of the book interested h
23、im31Attention3. -ing形式作状语时形式作状语时, 它的逻辑主语必它的逻辑主语必须与主句的主语是一致的。须与主句的主语是一致的。e.g. Time permitting, I will pay a visit to the whole city. (分词的逻辑主语是分词的逻辑主语是time, 而句子的主而句子的主语是语是I, 两者不构成主谓关系两者不构成主谓关系, 所以只能所以只能用独立主格结构用独立主格结构, 也就是给现在分词补也就是给现在分词补充一个主语。充一个主语。)32e.g. I waiting for the bus, a bird fell on my heard
24、.我等汽车时，一只鸟落到我头上。我等汽车时，一只鸟落到我头上。All the tickets having been sold out, they went away disappointedly. 所有的票已经卖光了，他们失望地离开了。所有的票已经卖光了，他们失望地离开了。Time 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。33AAAttdddAttention4.有时也可用有时也可用with (without)+名词（代名词（代词词宾格）宾格）+分词形式分词形式e.g. With the lights burning, he fell asleep. 他点着灯睡着了。他点着灯睡着了。34HomeworkHomeworkFinish Finish off off the the rest rest of of the the exercise on P54 in exercise on P54 in 金版金版. .3536
