高中英語(yǔ)選擇性必修一 Unit3 Fascinating Parks Period 3 Discover useful structures

1、 Unit3 Fascinating Parks Period3 Discover useful structures選擇性必修一人教版（2019）ObservationObserve the following sentences and the feature of the v-ing. 1.Being in such a beautiful and wild place makes me feel blessed to be alive.2. It is no use crying over spilt milk.V-ing form acts as subject主語(yǔ)真正主語(yǔ)形式主語(yǔ)O

2、bservationObserve the following sentences from the reading passage. 3.Even though the sun is brightly shining, telling whether it is morning or night is impossible. 4. For hundreds of years, looking after reindeer was a way of life for the Sami.主語(yǔ)主語(yǔ)Conclusion The verb-ing form as subject 概念：Verb-ing

3、形式做主語(yǔ)表示一般的、抽象的或習(xí)慣性的動(dòng)作。形式主動(dòng)式被動(dòng)式一般式doingbeing done完成式having donehaving been doneVerb-ing的否定形式是在其前面加notStudy1.表示一般的、抽象的或習(xí)慣性的動(dòng)作。e.g. 1）Facing up to your problem rather than running away from them is the best approach to working things out.翻譯： 2）Watching the dolphin and sea lion shows is both educational

4、 and fun.翻譯：直面問(wèn)題而不是逃避問(wèn)題是解決它們的最佳途徑。觀賞海豚和海獅表演既有教育意義又有趣。Study2. it作形式主語(yǔ)，代替真正做主語(yǔ)的V-ing形式。e.g. 1）It is no use arguing with him about the matter. 2）It is a waste of time dealing with the problem. 常見(jiàn)句型有：It is/was no use/good +doing sth. It is/was of little use/good doing sth. Its a waste of time doing sth.

5、等等。 Study 3.常考形式：doing 表示動(dòng)作發(fā)生在謂語(yǔ)動(dòng)詞之后或幾乎同時(shí)發(fā)生。 having done 表示動(dòng)作發(fā)生在謂語(yǔ)動(dòng)詞之前。 being done 表示動(dòng)詞與其邏輯主語(yǔ)為被動(dòng)關(guān)系。 e.g. 1) Swimming is my favorite sports. 2)Being caught in the rain made me sad. 3) Having cycling around the countryside made us relaxed and happy. Exercise 1） （work）with those famous scientists helpe

6、d me learn a lot .2） （invite）to the party is a great honour for the whole family.3) (walk) in the sandstorm for two hours, he can not finish the task on time.4) Not (finish) his homework made him very sad.WorkingBeing invitedHaving walkingfinishingStudy 4.動(dòng)名詞的復(fù)合結(jié)構(gòu)：物主代詞或名詞所有格+動(dòng)名詞，此處的物主代詞或名詞所有格是動(dòng)名詞的邏輯

7、上的主語(yǔ)。這種結(jié)構(gòu)通常在句中作主語(yǔ)或賓語(yǔ)。eg. His appearing in the meeting made us surprised. Toms coming to help was a great encouragement to us.精練：1. （杰克沒(méi)能按時(shí)到車站） made all of us worried.2. （他回家晚了）worries his parents.Jacks not getting to the station on timeHis coming home lateStudy 5.動(dòng)名詞作主語(yǔ)VS 不定式作主語(yǔ)動(dòng)名詞作主語(yǔ)側(cè)重于表示一般的、抽象的或習(xí)慣

8、性的動(dòng)作；不定式側(cè)重于表示具體的、一次性的或尚未做的動(dòng)作。1. （collect）information about childrens health is his job.2. （attend）the meeting is very important.CollectingTo attendPractice Rewrite each of the following sentences using the -ing form as the subject. How does the sentence focus change?eg. It is challenging yet really

9、fascinating to hike through the mountains in the pathless Sarek. Hiking through the mountains in the pathless Sarek is challenging yet really fascinating. Tips:In the original sentence，“it” is the formal subject and the infinitive is the real subject.In the rewritten sentence, the v-ing form is the

10、subject and the focus.Practice 1. It is both challenging and rewarding to study abroad. Studying abroad is both challenging and rewarding. 2. It would hardly be possible to go on a hiking tour in Sarek in winter due to the extreme cold.Going on a hiking tour in Sarek in winter due to the extreme col

11、d would hardly be possible. Practice 3. Honestly, it can be both exciting and terrifying to explore a vast unknown land. Honestly, exploring a vast unknown land can be both exciting and terrifying. 4. It is good to adopt a positive attitude, even when things are difficult.Adopting a positive attitud

12、e is good, even when things are difficult. 5. It is strongly advised to hire local guides, because they can offer accurate knowledge of Sarek culture and history.Hiring local guides is strongly advised, because they can offer accurate knowledge of Sarek culture and history. Discussion Do you know th

13、e Xixi National Wetland Park? Lets come to the beautiful place. Practice Fill in each blank using the v-ing form of a verb from the box and state its function. One word will be used bine cover grow take limit walk experience Xixi National Wetland Park, 10 square kilometres in western Hangzhou, is th

14、e first national wetland park in China. city life, nature, and wetlands makes the park a popular destination both for touristsand local residents. At Xixi, a boat tour, along paths, and local customs and traditions of the villages in this park are at the top of the list of peoples favourite activiti

15、es.covering定語(yǔ)：表主動(dòng)Combining主語(yǔ)takingwalkingexperiencing主語(yǔ)主語(yǔ)主語(yǔ)Practice With trees, bushes, and colourful flowers along the riversides,the park shows different sides of beauty in different seasons.In order to better develop as well as preserve this place, human impact on Xixi Wetland was considered by t

16、he park designers. All the new buildings were designed in a traditional way to fit into the natural environment. This green,watery world is home to many birds and fishes. With trees in the shallows,the wetland is a natural system for providing clean water and producing oxygen, which makes it the “gr

17、een lungs of Hangzhou”. growinggrowinglimiting賓補(bǔ)：with復(fù)合結(jié)構(gòu)賓補(bǔ)：with復(fù)合結(jié)構(gòu)主語(yǔ)Discussion How to describe a famous place that you have visited. Taking theXixi National Wetland Park as an example.Introduce the locationA boat tour to enjoy the beauty scenery Some interesting activities and live showConclusion

18、and complimentDiscussion Lets watch a video to enjoy the beauty of Xixi National Wetland Park.Discussion Choose a place in your city or town as a destination for a school trip. Use the passage above as an example and write about your choice. Tips: introduce the location of the placedescribe the surr

19、oundings of the place to emphasizethe beauty.show the interesting activities that we can take part in.Exercises1. 【2020浙江卷】Later, they learned to work with the seasons, planting at the right time and, in dry areas, _（make）use of annual floods to irrigate their fields.2. 【2020新高考I卷】 As well as looking at exhibits,visitors can play with computer simulations and imagine themselves living at a different time in histor