Unit2 Discovering Useful Structures(ppt课件) -2022新人教版（2019）《高中英语》必修第三册.pptx

1、Unit 2 Morals and VirtuesDiscovering Useful Structures 1.her brother complained,thinking of the high tuition fees.2.Thinking of all the people still in need of help,Dr Lin opened a private clinic.3.The new Peoples Republic of China saw Dr Lin Qiaozhi playing a key role.Observe and analyze Observe th

2、e three sentences and discuss the function and meaning of each-ing form.As the adverbial As the adverbial As the object complement Look for other sentences in the passage that contain the-ing form of the verb and are used as an object complement or adverbial.1.To a person nothing is more precious th

3、an their life,and if they entrust me with that life,how could I refuse that trust,saying Im cold,hungry,or tired?(As the adverbial)2.After working for a few years,she was sent to study in Europe.(As the adverbial)3.At times she was even seen riding a donkey to faraway villages to provide medical car

4、e.(As the object complement)4.Though Lin Qiaozhi never married,she was known as the“mother of ten thousand babies”,having delivered over 50,000 babies in her lifetime.(As the adverbial)Grammar注意注意：现在分词作宾补，表示动作正在进行；而用动词原形作宾补，则表示动作的全过程。现在分词作宾语补足语和状语现在分词作宾语补足语和状语用法归纳用法归纳现在分词作宾补，表示宾语与作宾补的动词之间是主动关系。1.动词的

5、宾语补足语动词的宾语补足语（1）位于感官动词后：如 see，hear，feel，smell，watch，find，listen to，look at，notice，observe 等。（2）位于其他动词后：如 set，keep，have，get，leave，catch 等。2.with 复合结构复合结构在with 复合结构中，如果宾语发出动作，且表示动作持续或进行，则用现在分词作宾补。Grammar注意注意：在with 复合结构中，动词不定式作宾补虽然也表示宾语发出动作，但是表示动作将要发生。主主动形动形式式(否否)被动形被动形式（否）式（否）一般式一般式完成式完成式(not)doing2.V

6、ing 各种形式各种形式：(下列动词以下列动词以do为例为例)(not)having done(not)being done(not)having been doneV-ing形式在句中作状语形式在句中作状语,修饰谓语动词或整个句子。修饰谓语动词或整个句子。1.思考思考V-ing 作状语在句中所起的作用？作状语在句中所起的作用？现在分词作状语现在分词作状语用法归纳用法归纳1.现在分词的一般式与完成式现在分词的一般式（doing）作状语表示动作与谓语动词的动作同时发生；现在分词的完成式（having done）作状语表示动作发生在谓语动作之前。Grammar现在分词作状语现在分词作状语2.现在分

7、词的主动式（doing/having done）作状语时，表示逻辑主语和其之间是主动关系；现在分词的被动式（being done/having been done）作状语时，表示逻辑主语和其之间是被动关系。Grammar注意注意：现在分词的逻辑主语是句子的主语。3.现在分词作状语的功能现在分词作状语的功能现在分词作状语可以表示时间、原因、条件、让步、结果、方式或伴随等，相当于状语从句。（1）时间状语）时间状语 表示时间，位于句子前半部分，可与when，while 引导的时间状语从句相互转换；有时分词前加when或while 以示强调。Grammar（2）原因状语）原因状语表示原因，位于句子前半

8、部分，可与as，since，because 引导的原因状语从句相互转换。（3）条件状语）条件状语表示条件，位于句子前半部分，可与if，unless 等引导的条件状语从句相互转换。Grammar（4）让步状语）让步状语 作让步状语，相当于让步状语从句，有时现在分词（短语）前可带有连词although，even if，even though 等。（5）结果状语）结果状语 现在分词作结果状语时表示必然的结果，通常放在句末。有时为了突出结果，现在分词前可加thus，相当于so 或so that 引导的结果状语从句。Grammar注意注意：不定式作结果状语时，常与only，never 连用，表示一种出乎

9、意料的结果。The COVID-19 broke out throughout the world,causing hundreds of thousands of deaths.I came to school last Sunday morning,only to find nobody was in our classroom.（6）方式或伴随状语）方式或伴随状语 动词-ing 作方式或伴随状语时，谓语动词表示动作发生的方式、背景或情况。此时分词的动作和谓语动词的动作同时发生。现在分词或分词短语作伴随状语时可以转换成并列成分。Grammar（7）评论性状语）评论性状语有些现在分词（短语）

10、没有逻辑主语而独立存在，往往位于句首用来修饰全句，表明说话 者的态度、观点等。如：judging from/by 由判断 considering.考虑到supposing/providing/assuming.如果/假设 generally/strictly/honestly/roughly/frankly speaking 一般/严格/诚实/大致/坦率说来Grammar（8）现在分词构成的独立主格结构）现在分词构成的独立主格结构有时现在分词可以有自己独立的逻辑主语，这种结构称为独立主格结构。独立主格结构通常用来表示伴随的动作或情况，有时还可以表示时间、原因、条件或解释整个句子。例：There

11、 being no bus，we had to walk home.由于没有公共汽车，我们只好走回家。GrammarComplete the sentences with the correct forms of the verbs in the box.feel want face smile return worry hear knock1._ that his wife had been injured in an accident,Mr Johnson hurried to the hospital.2.During the operation,she sat in the waiti

12、ng room for over an hour _ about him.3.I saw her whispering something into his ear,obviously not _ to be heard.Hearingworryingwantingn.事故；车祸事故；车祸n.手术手术vi.&vt.悄声说；耳语悄声说；耳语4.He suddenly woke up at midnight when he heard someone _ at his door.5._ higher import and export costs,the company is looking fo

13、r ways to survive.6._ from the North Pole,the traveller wrote a book about his experience and had it published the following year.7.The child lay on her mothers lap,_ sweetly.8._ hurt by the rejection,she bit her lip and quietly walked away.FacingReturningsmilingFeelingfeel want face smile return wo

14、rry hear knockknockingn.子夜；午夜子夜；午夜n.进口进口n.出口出口n.(行星的行星的)极；地级极；地级n.(坐着时的坐着时的)大腿部大腿部Read the story and answer the questions.Henry Norman Bethune was a Canadian doctor with a very creative mind and a determination to help people.As a small boy,he became very interested in medicine and decided to become

15、 a doctor.After he graduated from medical college in 1916,Bethune worked as a doctor in England,the US,and Canada.He reinvented or redesigned over 10 medical instruments to make them more useful.In 1938,Bethune left for China,after he heard that many people were dying in the war.Despite the difficul

16、t situation,Dr Bethune did whatever he could to assist the Chinese people.He helped to organise hospitals,taught doctors and nurses,and showed people how to give first aid.Sadly,Dr Bethune passed away in November the following year and was buried in Shijiazhuang.After Dr Bethunes death,Chairman Mao

17、Zedong wrote an article in memory of him,in which he praised Dr Bethune as a hero to be remembered in China.n.主席主席n.回忆回忆1.Why did Dr Bethune come to China?2.How did he help the Chinese people during the war?3.What did Chairman Mao Zedong say about him?Because he heard that many people were dying in

18、the war.He helped to organise hospitals,taught doctors and nurses,and showed people how to give first aid.Chairman Mao praised him as a hero to be remembered in China.Henry Norman Bethune was a Canadian doctor with a very creative mind and a determination to help people.As a small boy,he became very

19、 interested in medicine and decided to become a doctor.After he graduated from medical college in 1916,Bethune worked as a doctor in England,the US,and Canada.,deciding to become a doctorRead the story again and rewrite the underlined parts using the-ing form.He reinvented or redesigned over 10 medi

20、cal instruments to make them more useful.In 1938,Bethune left for China,after he heard that many people were dying in the war.Despite the difficult situation,Dr Bethune did whatever he could to assist the Chinese people.He helped to organise hospitals,taught doctors and nurses,and showed people how

21、to give first aid.after hearing that Helping to organise hospitals,he taught and showedOR He helped to oragnise hospitals,teaching and showingSadly,Dr Bethune passed away in November the following year and was buried in Shijiazhuang.After Dr Bethunes death,Chairman Mao Zedong wrote an article in mem

22、ory of him,in which he praised Dr Bethune as a hero to be remembered in China.praising Dr.Bethune as a hero to 当堂检测当堂检测101.单句语法填空：单句语法填空：1.Chinas image is improving steadily(平稳地)，with more countries _(recognize)its role in International affairs.2.She sat at the table _(enjoy)the meal.3.He suddenly w

23、oke up at midnight when he heard someone _(knock)at the door.4.With so much homework _(do),she felt anxious.5.With the mid-term exam _(approach),we are all busy reviewing our lessons.6.He left in a hurry,_(follow)by his students.7._(work)for a few years,she was sent to study in Europe and then in 19

24、39,in USA.recognizingenjoyingknocking to do approachingfollowedHaving worked必做题2.写作应用写作应用1.得知你对中国历史感兴趣，我感到很骄傲。得知你对中国历史感兴趣，我感到很骄傲。2.随着时间的流逝随着时间的流逝,人们的环保意识提高人们的环保意识提高(raise)了。了。3.面对这些问题，我写信向你寻求一些建议。面对这些问题，我写信向你寻求一些建议。4.英语老师给了我们一些提示英语老师给了我们一些提示(tip)，使这问题解决，使这问题解决 起来更容易。起来更容易。Knowing that you show interest in Chinese history,I feel more than proud.With time going by,peoples awareness of environmental protection is raised.Faced with these problems,Im writing to ask you for some advice.Our English teacher gave us some tips,making it easier to solve the problem.THANKS