Unit 2 Discovering Useful Structures 现在分词作时间状语（ppt课件）-2022新人教版（2019）《高中英语》必修第三册.pptx

1、Unit 2 Morals and VirtuesPeriod 3 Discovering Useful StructureYou must be careful when you are crossing the street.When I went into the class,he was reading.When you are crossing the street,you must be careful.He was reading when I went into the class.When you are crossing the street,you must be car

2、eful.,you must be careful.Crossing the street ,you must be careful.When+doingWhen crossing the streetWhen I lived in the countryside,I used to carry some water for him ,I used to carry some water for himLiving in the countrysideI heard their voices when I crossed the hall.I heard their voices when c

3、rossing the hall.,I used to carry some water for himWhen living in the countryside构成：“名词主格代词+现在分词、过去分词、不定式、名词、形容词、副词、介词短语)”构成。独立主格结构在语法上是一个独立的短语，不是句子。名词主格代词名词主格代词+现在分词现在分词Weather permitting，we are going to visit you tomorrow Spring coming，the trees turned green It being Sunday，they had no classes He

4、 being late，I had to waitWhen spring comes,the days get longer.As the sun rose,the fog disappeared.Things were different when I was a child.,the days get longer.,the fog disappeared.,Things were different.Spring comingThe sun rising I being a child When she came in,I stopped eating.When it rained,I

5、arrived at my hometown.I was talking on the phone when someone knocked at the door.,I stopped eating.,I arrived at my hometown.She coming inIt raining ,I was talking on the phone.Someone knocking at the door When I got there,it was raining hard.When the weather is good,I like going fishing.I getting

6、 there,it was raining hard.The weather being good,I like going fishing.When I went into the classroom,he was reading.I going into the classroom,he was reading.When she is in trouble,she always asks for the teachers help.He was pretty ambitious when he was young.When I was six year old,I went to scho

7、ol by myself.,she always asks for the teachers help.Being in trouble ,he was pretty ambitious.Being young ,I went to school by myself.Being six year oldWhile I am travelling in the foreign country,I like to buy some souvenir.,I like to buy some souvenir.Travelling in the foreign country ,I like to b

8、uy some souvenir.While travelling in the foreign countryWhile+doingHe visited a lot of places while he was working in the UK.He visited a lot of places .while working in the UKWorking in the UKWhile working in the UK ,he visited a lot of places.,He visited a lot of places.While I was crossing the ha

9、ll,I heard their voices.,I heard their voices.While crossing the hallCrossing the hall ,I heard their voices.While I am doing my homework,my mother is cooking.They rushed in while we were discussing problems.While my brother was playing games,my sister was doing her homework ,my sister was doing her

10、 homeworkMy brother playing games ,my mother is cooking.I doing my homework ,they rushed in.We discussing problemsWhile the enemy was studying the map,the hero looked about himself.,the hero looked about himself.The enemy studying the map While the boys were playing football,it rained.,it rained.The

11、 boys playing footballWhile his wife was busy cooking,he was watching TV.,he was watching TV.His wife being busy cookingYoud better tidy up your room before you go home.Before he went to university he was a worker.,he was a worker.Going to university ,he was a worker.Before going to university ,Youd

12、 better tidy up your room.Before going homeBefore+doingAs soon as I arrive there,Ill tell him.,hell go with you.Ill telephone you as soon as I get there.The young lady rushed into the room as soon as she heard the noise.,Ill tell him.On arriving there On finishing his workHell go with you as soon as

13、 he finishes his work.,Ill telephone you.On getting there ,the young lady rushed into the room.On hearing the noiseas soon as On doingI went to school after I finished my breakfast.She showed me many beautiful stamps after I got to her home.,she showed me many beautiful stamps.After having got to he

14、r homeHaving got to her home ,she showed me many beautiful stamps.如果动词如果动词-ing的动作发生在谓语动词的动作的动作发生在谓语动词的动作之前，应用之前，应用完成式，即完成式，即having done。,I went to school.Having finished my breakfast The sun came out after the storm stopped.,I went to school.After he had left school,he joined the army.,the sun came

15、out.The storm having stoppedHaving finished my breakfastI went to school after I finished my breakfast.,he joined the army.Having left school独立主格结构1 A:You look really _(tire).You should go home and have a rest.B:Yes,well,a five-hour operation is pretty _(tire).2 A:Did you hear that Susan and Bob got

16、 married?B:Really?Thats the most _(shock)news I have heard today.3 A:Harry you forgot to return my phone call last night!B:Oh,Im very sorry I went to sleep _(listen)to music.4 A:How can you sit inside _(play)games all day?Isnt there anything more important you can do with your time?B:Come on,Mum.Its

17、 a holiday.tiredtiringshockinglisteningplayingComplete the conversations with correct words.5 A:The museum was _(interest),wasnt it?B:It was great.I was quite _(interest)in those ancient pieces of jade.6 A:Are you sure this is the man you saw that night?B:Thats right.From my window,I saw him _(come)

18、into the building.A:Did you hear a gunshot after that?B:No,but I heard people _(shout)downstairs.A:What did you see when you came down?B:I saw an injured man _(lie)on the floorinterestinginterestedcomingshoutinglyingEXAMPLEBecause I did not know anyone,I sat alone in myseat for two hours.Not knowing

19、 anyone,I sat alone in my seat for two hours.Although Joe was upset by the reporters words,he responded to his questions politely.Although upset by the reporters words,Joe responded to his questions politely.1 As she was frightened by the noise,Amy turned on all the lights in the house.2 While they

20、were driving along the freeway,they noticed a kangaroo standing in the middle of the road.3 After we watched the movie for ten minutes,we felt so bored that we decided to leave.4 As I came out of my house,I saw the volcano erupting(爆发).5 After she turned fifteen,she became interested ia travelling.6

21、 Because she didnt want to be late,Sally ran to the subway station.7.Tim was feeling tired,so he went to bed as soon as he got home.1 As she was frightened by the noise,Amy turned on all the lights in the house.2 While they were driving along the freeway,they noticed a kangaroo standing in the middl

22、e of the road.3 After we watched the movie for ten minutes,we felt so bored that we decided to leave.4 As I came out of my house,I saw the volcano erupting(爆发).5 After she turned fifteen,she became interested ia travelling.6 Because she didnt want to be late,Sally ran to the subway station.7.Tim was

23、 feeling tired,so he went to bed as soon as he got home.watchingComingAfter turningNot wanting Feeling tiredCircle the correct word in each sentence.1.Jack stood in front of the class,completely forgetting/forgotten every word that he had prepared for his speech.2.Seeing/Seen the tennis star leaving

24、 the court,the girl quickly picked up her camera and ran over to him.3.They were very proud to see their son awarded/awarding the university scholarship.4.When asking/asked about their work schedules,many people preferred more flexible work hours.5.John watched the woman talking/talked to the air,th

25、inking/thought that she might be crazy.6.Impressed/Impressing with her fluent English,the manager offered Julie a job interview.Complete the passage with the correct forms of the words below.Then answer the question:What is the authors attitude towards the doctors?According to a recent survey,the _

26、of doctors believed their incomes did not match how hard they worked.The survey found that about 50 percent of the doctors were not satisfied with their working conditions,especially those from hospitals in small towns.majorityclinic,complain,majority,staff,response,harm,physicianA _ working in a la

27、rge public hospital often has to see 100 patients per day.The researchers conducting the survey concluded that if hospitals and _ serving the general public received more support,it would help to keep their medical _ from leaving the profession,and therefore the public would continue to receive good

28、 health services.physicianclinicsclinic,complain,majority,staff,response,harm,physicianstaffIn _ to a question about tensions between doctors and patients,some respondents _ that misleading media reports about doctors have greatly _ society,causing the public to distrust medical workers.responsecomplainedharmedclinic,complain,majority,staff,response,harm,physicianWhat is the authors attitude towards the doctors?The author seems quite sympathetic and supportive of doctors.