過去分詞作狀語教學(xué)設(shè)計

1、GRAMMAR 教學(xué)設(shè)計V-ed form as adverbialswhat&howTeaching aim:Help the students to grasp the key rules to use the ed-form.Teachering method：From example to theory.Teaching process:Activity one:用過去分詞短語代替每個句子中的從句1.Because he was born in a poor family, he had only two years of schooling. Born in a poor famil

2、y, he had only two yeas of schooling.2.Because they were encouraged greatly, they worked even harder. Encouraged greatly, they worked even harder.3.When they are looked at from a distance, the hills resemble a sleeping woman. Looked at from a distance, the hills resemble a sleeping woman.4.If he wil

3、l be given another chance, he will do better. Given another chance , he will do better. 5.If these flowers had been given better attention, they could have have grown better. Given better attention, these flowers could have grown better.6.Although he was tired, he went on working. Although tired, he

4、 went on working.用從句代替過去分詞短語n Born in a poor family, he had only two yeas of schooling. (原因）n Looked at from a distance, the hills resemble a sleeping woman. （時間）n Given another chance , he will do better.（條件）n Given better attention, these flowers could have grown better. （條件）n Although tired, he w

5、ent on working.Conclusion one（結(jié)論一）: V-ed form can be used as adverbials of time, reason, condition, concession. 過去分詞短語在句子中可充當(dāng)時間、原因、條件、讓步狀語,相當(dāng)于時間、原因、條件、讓步狀語從句。GUESS :V-ed作什么狀語：Given another chance, he will do better. 條件Seen from the top of the hill , the city looked like a big garden. 時間Laughed at by

6、 many people, he continued his study. 讓步Devoted to work, he paid little attention to the world around him. 原因Activity two:基礎(chǔ)訓(xùn)練1. _ more attention, the tree could have grown better. A. GivenB. To give C. Giving D. Having given2. The computer center, _ last year, is very popular among the students in

7、this school. A. open B. being opened C. having opened D.opened3._ in thought, he almost ran into the car in front of him. A. LosingB. Having lostC.LostD. To lose 4.The plan is so designed that once _ nothing can be done to change it. A. begins B. having begun C. beginning D.begun5. _ such heavy poll

8、ution already, it may now be too late to clean up the river.A. Having suffered B. Suffering C. To suffer D. Suffered6. Though _ of the danger， he still went skating on the thin ice. A. warning B. to warn C. warn D. warned 7. _, they ran out of the room. A. Being excited and happily B. Exciting and h

9、appy C. Exciting and happily D. Excited and happy 8. Prices of daily goods _ through a computer can be lower than store prices.A. are bought B. bought C. been boughtD. buying9. If _ green， the door might look more beautiful. A. paint B. painted C. painting D. to paint10. Unless _ to speak, you shoul

10、d remain silent at the conference.A. invited B. inviting C. being invited D. having invited（Because he was) lost in thought, he almost ran into the car in front of him. Though ( he was) warned of the danger， he still went skating on the thin ice. TIP ONE: 當(dāng)狀語從句的主語與句子的主語一致，且謂語動詞是系動詞時，常省略從句主謂語，用過去分詞作狀

11、語。If invited, I will go to her party.When heated, water changes its form. Although tired, he went on working. TIP TWO: 過去分詞短語作狀語時，必要時前面可加連詞when, if, once, though, unless等，以表明作何種狀語提升訓(xùn)練GROUP 1A. Seen B. Seeing C. To see D. Being seen *1._ from the top of the hill, the city was very beautiful. *2._ fro

12、m the top of the hill, we managed to get to the summit. *3._ from the top of the hill ,we found the city very beautiful.GROUP 2 A. Compare B. Compared C. Comparing D. To compare* 1. _ the two countries, you will find they are similar in many ways.* 2._ the two countries, and you will find they are s

13、imilar in many ways.* 3._ with English, Chinese has more learners.GROUP 3 A. To repair B. repairing C. Being repaired D. Having repaired E. Having been repaired*1. _ this road already, the workers went to the next construction site .*2. _ this road before the deadline, the workers have to work day and night.*3. _ ,this road is not available at present.*4. _ ,this road is now available again.*5.The workers are working day and night, _ the road.Conclusion two（結(jié)論二）: 做此類題一要把握句意；二要考慮句子主語與非謂語動詞的主被動關(guān)系。做狀語的非謂語動詞形式與主語關(guān)系 及時間與謂語動詞 的先后關(guān)系to do主動、將來的在謂動之后發(fā)生doing主動、進(jìn)行與謂動同時發(fā)生done被動、完成在謂動