必修4unit4动词的ing形式做状语（课堂PPT）

1、1动词动词-ing形式作状语形式作状语Grammar21.Reading in bed is bad for your eyes. ( _ 语语)2.She cant risk losing her job. ( _ 语语)3.As far as I know , his hobby is collecting stamps. ( _ 语语)4.A teacher caught the boy cheating in the last exam. ( 语语)5.The next thing he saw was smoke rising from behind the house. ( _ 语

2、语)Step1 Revision主宾表宾语补足定3They are visitors who come from several countries.1.They are visitors coming from several countries.This is an experience which is exciting.2.This is an exciting experience. 定语定语定语定语-ing 充当什么成分充当什么成分43. The house being built belongs to my uncle. The house which is being buil

3、t belongs to my uncle.定语定语 4.She stepped back appearing surprised.She stepped back and she appears surprised.伴随状语伴随状语5Step2 动词动词 ing 形式作状语形式作状语观察下列句子中动词观察下列句子中动词 ing 形式作状语的用法，然后加以形式作状语的用法，然后加以总结。总结。1. Seeing a note on the ground, the stranger picked it up.2. Being late, he could not be allowed to jo

4、in in the activity.3. Mr. Brown was killed in an accident, leaving behind a wife and child.4. The stranger was walking through the village, looking this way and that.5. Knowing all this , guard didnt let me enter the lecture hall.6. Working harder, you will make great progress. 7. He came running ba

5、ck to tell me the news. 6【归纳总结归纳总结】v-ing形式作形式作 状语，状语， 相当于一个时间状语从句相当于一个时间状语从句Seeing (= When he saw ) a note on the ground, the stranger picked it up.2. v-ing形式作形式作 状语，状语， 相当于一个原因状语从句，相当于一个原因状语从句，Being late (= As he was late ) , he could not be allowed to join in the activity.3. v-ing形式作形式作 状语，表示一种必然的

6、结果状语，表示一种必然的结果,常置于常置于句末，句末，可扩展成一个含有并列谓语的简单句可扩展成一个含有并列谓语的简单句Mr. Brown was killed in an accident, leaving (=and left) behind a wife and child.时间时间原因原因结果结果7【归纳总结】4. v-ing形式作形式作 状语，其表示的动作伴随主句谓语状语，其表示的动作伴随主句谓语动作同时发生，动作同时发生，可以改写成并列句或并列的谓语动词可以改写成并列句或并列的谓语动词The stranger was walking through the village, look

7、ing ( = and looked) this way and that.5. v-ing形式作形式作 状语，相当于一个让步状语从句状语，相当于一个让步状语从句Knowing ( = Although he knew ) all this , guard didnt let me enter the lecture hall.6. v-ing形式作形式作 状语，相当于一个条件状语从句状语，相当于一个条件状语从句 Working (= If you work ) harder, you will make great progress.7. v-ing形式作形式作 状语，相当于一个方式状语从句

8、状语，相当于一个方式状语从句 He came running back to tell me the news. He came by running back to tell me the news. 伴随伴随让步让步条件条件方式方式8【即学即练即学即练】 用动词用动词-ing 形式改写下列状语从句形式改写下列状语从句。1.When they heard the news, they immediately set off for Shanghai. = the news, they immediately set off for Shanghai.2. If you turn to the

9、 right ,you will see the post office = to the right, you will see the post office. 3.Because he was ill, he didnt go to school.= ill, he didnt go to school.HearingTurningBeingwasbebeing9用动词-ing 形式改写下列状语从句。4. Although they felt tired, they still kept running. = tired, they still kept running.5. He la

10、y on the grass and stared at the sky for a long time. = He lay on the grass, at the sky for a long time.6. A small plane crashed five miles east of the city and killed all four people on board. =A small plane crashed five miles east of the city, all four people on board. Feelingstaringkilling10注意：注意

11、：1. Ving形式作状语常可以转换成相应的形式作状语常可以转换成相应的状语从句或并列句状语从句或并列句(伴随状语伴随状语) 1)Using your head, youll find a good way.2) Hearing the news, he got frightened.If you use your head, youll find a good way.When he heard the news, he got frightened.113) Four people entered the room looking around in a curious way. Four

12、 people enter the room and looked around in a curious way.4.) Having lived in France for years, he acted as our guide during our stay in Paris. Since he had lived in France for years, he acted as our guide during our stay in Paris.12V-ing的一般式的一般式(doing)和完成式和完成式(having done)的的区别区别 (1) Seeing the stra

13、nger coming towards him，little Jim ran away as fast as he could. （ 和和 几乎同时发生）几乎同时发生） (2Having finished his homework, he rushed out to play basketball.（ 发生在发生在 之前）之前） seeranfinishrush总结：当总结：当V-ing形式表示的动作和句子谓语动词表示的动作形式表示的动作和句子谓语动词表示的动作(几乎几乎)同时同时发生时用发生时用 _；在句子谓语动词表示的动作；在句子谓语动词表示的动作之前之前发生时用发生时用_。doingha

14、ving done135.They also express their feelings using unspoken language.They also express their feelings by the way of using unspoken language.14Step 3 【知识拓展】1. 动词的-ing形式作状语时，其逻辑主语一般应与句子的主语主语保持一致。 Entering the classroom, I found nobody in it. （Entering 的逻辑主语是 ）【即学即练】Right or wrong (1) Hearing the news

15、 , tears came into her eyes. ( ) (2) ) Hearing the news, she burst into tears. ( ) wrongrightI152.为了使动词为了使动词-ing形式作状语所表达的时间、条件、让步等形式作状语所表达的时间、条件、让步等意思更加明确，在动词意思更加明确，在动词-ing形式前加上适当的连词，如形式前加上适当的连词，如when, while, if，though，unless等等(过去分词也如此）如：过去分词也如此）如：(1) walking along the shore, I found the water very

16、dirty.(2) seeing nobody at home, she decided to leave them a note.(3) setting off early, they were still late.(4) invited, I wont take part in the party. WhileWhenThoughEven if16【即学即练即学即练】* When _ different cultures, we often pay attention only to the differences without noticing the many similariti

17、es. A. compared B. being compared C. comparing D. having comparedC17【即学即练】* _ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home. A. Waiting B. Have waited C. Having waited D. To have waitedC183. *动词的动词的-ing形式作结果状语表形式作结果状语表情理之中的情理之中的结果结果 *动词不定式动词不定式(only to do)作

18、结果状语表作结果状语表出乎意料出乎意料 的的结果。结果。【即学即练】 ( 1 ) He rushed to the train station, only _ the train had gone A. finding B. found C. finds D. to find ( 2) European football is played in 80 countries, _ it the most popular sport in the world. A. making B. makes C. made D. to makeDA194.doing4.doing和和donedone作状语时

19、的区别作状语时的区别分词的选取：分词的选取：取决于分词与句子主语的关系：取决于分词与句子主语的关系：主动关系主动关系，用，用 doing 被动关系被动关系，用，用 done 例如：例如：Seen from the moon, the earth looks like a blue ball.Seeing nobody at home , he left.被动关系被动关系主动关系主动关系20动词的动词的-ing形式与过去分词作状语的区别形式与过去分词作状语的区别 * 动词的动词的-ing形式作状语一般表形式作状语一般表主动、进行主动、进行 *动词的过去分词作状语一般表动词的过去分词作状语一般表被

20、动、完成被动、完成。 【即学即练】（1） （heat）to a high temperature, water will change into steam. ( 2 ) Li Ming sat under the tree, (chat) with his friends.Heatedchatting215. 动词动词-ing形式的否定式为形式的否定式为: not + v-ing (not doing / not being done / not having done / not having been done)【即学即练】* a reply, he decided to wait ag

21、ain.A. No receiving B. Receiving not C. Not having received D. Having not receivedC226.V-ing 做状语时，其逻辑主语就是句子的主语。做状语时，其逻辑主语就是句子的主语。如果如果V-ing 的逻辑主语和句子的主语不一致，也的逻辑主语和句子的主语不一致，也可在前面加上其逻辑主语（名词或代词）可在前面加上其逻辑主语（名词或代词）,构成构成独立主格结构。独立主格结构。 _, I will visit the whole city. A. Time permitting B. Permitting C. Time

22、permitted D. Permits23I waiting for the bus, a bird fell on my head.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。Because there was no bus, we had to walk home.There being no bus, we had to walk home.24独立主格结构有

23、时也可用有时也可用with (without)+名词（代词宾格）名词（代词宾格）+分词形式分词形式With the lights burning, he fell asleep. 他点着灯睡着了。他点着灯睡着了。257.独立成分独立成分: 有些分词短语可以做独立成分，用来有些分词短语可以做独立成分，用来解释整个句子，不受句子主语的限制。解释整个句子，不受句子主语的限制。常见的分词短语常见的分词短语: generally (frankly, honestly) speaking, supposing (=if假设假设), judging from(从从判断判断),talking of（谈到（谈到

24、), speaking of（谈到）等。（谈到）等。Generally speaking, girls are more careful than boys. Supposing you lose, what will you do? Judging from his accent, he must be from the north.26 1. When he approached Ms Smith, he touched her shoulder and kissed her. _ _ Ms Smith, he touched her shoulder and kissed her. Re

25、write the following sentences.When approaching2. The person who is translating the songs can speak seven languages. The person _ _ _can speak seven languages.translating the songs273. The boy standing there is reading a book about body language. =The boy _ _ _ there is reading a book about body lang

26、uage.who is standing4. Because he comes from Jordan, he moves close to ask you a question.=_ _ Jordan, he moves close to ask you a question.Coming from285. She sat at the desk and did her homework. She sat at the desk _ _ _.doing herhomework29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 c

27、ouldnt go to see him yesterday.2. Look out for cars when _(cross) the street.3. Not _ (invite) to the party, Mary was greatly hurt.knowingcrossinghaving been invited304. He dived into the water, _ (leave) only his face exposed.5. When I got back home I saw a message pinned to the door, _ (read) “Sorry to miss you; I will call later.”6. _ (take) a deep breath, they dive