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高二英语人教版选修8 Unit 4 Grammar: Past participle used as adverbial 过去分词作状语

教案

Teaching aims：

1. Language ability:

Grasp the differences between past and present participles;

Master the usage of past participle used as adverbial; Apply the grammar points correctly. 2. Cultural awareness:

Learn more about the capital city and our hometown so that students are proud of our country.

3. Thinking quality:

Combine simple sentences into a complex one, using participle as adverbial and try to organize the sentences logically.

4. Learning ability:

Students can use the grammar points correctly in exercises and especially apply it into writing with more confidence.

Teaching important points：

1. Grasp the difference between present participle and past participle. 2. Master sentence structure and pay attention to modifier where verb should appear as the form of non-predicate verb. 3.Apply the grammar points into practice.

Teaching difficult points: To know how to use past participle as adverbial correctly and combine simple sentences into a complex one, using participle as adverbial.

Teaching methods: 1. Multi-media method 2. Task-based method 3. Explanation

and practice

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Teaching procedures:

Step1. Review 1.predicate verb →句子结构：句子=主干+修饰语

Attracted by the beauty of nature, the girl from London spent another two days on the farm．

→谓语动词位于主干; 动词位于修饰语时，要使用非谓语动词形式。

2. non-predicate verb 1)

to do sth;

2)

doing; 3)

done 3. 动词不定式to do sth.作状语，表目的、将来、结果等。

1) My dad works hard to make more money.(表目的) 2) I have a lot of work to do tonight. (表将来) 3) I hurried to the bus station only to find the bus had left. (表结果) 4. 现在分词作状语和过去分词做状语的区别。

1) Following the old man, we went upstairs. 2) Followed by the old man, we went upstairs.

3) Seen (see) from the top, the stadium looks like a bird nest.

4) Seeing (see) from the space, the astronaut can not discover the Great Wall.

Step2. Conclusions about past participle used as adverbials a damaged bridge

被动+完成

a fallen leaf

完成

Conclusion 1：过去分词有两大特点：

表示被动的动作(vt . )；

表示已经完成的动作(vi . & vt.).

(1)Frightened by the tiger, the girl didn't dare to sleep alone. 原因状语

(2)Grown in rich soil, these seeds can grow fast. 条件状语

(3) Left at home, Tom didn't feel afraid at all. 让步状语

(4)The teacher entered the classroom, followed by a group of students. 伴随状语

Conclusion 2：过去分词在句子中可以作原因状语、伴随状语、条件状语和让步状语等。

When ___________ (complete)，the museum will be open to the public next year．

My father fell asleep while _________ (watch) TV.

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Conclusion 3：在“连词+分词” 该结构中，

1）过去分词与句子主语逻辑上是动宾关系，表示被动

2）现在分词与句子主语逻辑上是主谓关系，表示主动

Step3. Past participle used as other elements：

1. You can buy a used car in this market. （定语）

2. She looked worried. （表语）

3. Lily found her necklace gone on her way home.（补语）

Step4.Exercises: 1. Fill in the blanks. 1)._______ (found) in 1898, Peking University is one of the most famous universities in China.

2)._______ (attack) by terrorists，the tall building fell down immediately．

3).When _________(compare) with the size of the whole earth，the biggest ocean does not seem big at all. 4).After his journey form abroad，John returned home，__________ (exhaust)．

5).________ (give) time，he’11 become a first-class tennis player．

2. Correct faults in each sentence.

1).We are pleased to see the

problem settling quickly. 2). Don’t leave the water run while you brush your teeth．

3). Unless inviting to speak，you should remain silent at the conference．

4). Tell you the truth, I dislike him. 5). Knowing as an actor, he is popular with many fans all over the world.

Attention: 固定系表结构词组表状态

be seated

be lost in be dressed in

be worried about

be determined to do

be known as be tired of

be well-prepared for be interested in

be absorbed in

be faced with

be satisfied with

3. Rational Cloze. 3

Tom used to be a doctor. After his 1._________ (retire), he lives in a village with his dog. One day, with his housework 2. ________ ( finish), he decided to drive to the town to do some shopping. It was Sunday and the street was 3. _________ (crowd) with cars. Soon, he got 4. _________( catch) in a traffic jam. 5. _________ (surround) by so many noisy cars, he 6.__________(feel) it would be a long time before he could get home. At this moment, his mobile phone rang. It was his neighbor. Tom was told to hurry back because his dog was found 7._________(miss). Upset and 8. _________(worry), he waited 9._________ (patient) in his car. Finally, the car in front began to move. Without any shopping, he drove back home at a high speed, only 10. _________ (find) that it was a trick. It was April 1st.

Step5. Application Combine the following simple sentences into a complex one, using participle as adverbial. Part 1 1. Beijing

is located in the north of China. 2. It is the capital city of China. 3. It covers an area of about 16,410 square kilometers. 4. It has a population of 18 million.

Located in the north of China, Beijing is the capital city of China, covering an area of about 16,410 square kilometers with a population of 18 million.

Part 2 1. It is an ancient city and has a long history of more than 2000 years.

2. Beijing is known for many places of interest, such as the Great Wall, Tiananmen Square, the Forbidden City and so on. 3. It attracts tourists from home and abroad every year.

Being an ancient city, it has a long history of more than 2000 years. Known for many places of interest, such as the Great Wall, Tiananmen Square , the Forbidden City and so on, it attracts lots of tourists from home and abroad every year.

Part 3 1. Beijing is abundant in natural resources.

2. It’s the center of the politics of the whole country.

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3. The city’s economy has been developing rapidly.

Abundant in natural resources and being the center of the politics of the whole country, Beijing’s economy has been developing rapidly.

Step6. Homework

你的美国笔友Tom来信想要了解你所在的城市——汕头。请给他回信，要点如下：

1.

地理位置；

2.

历史、人口和面积；

3.

文化和经济等。

注意：

1. 词数100左右；

2. 可以适当增加细节，以使行文连贯。

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