Unit 5 Period 3 Discover useful structures ppt课件-（2022新）人教版高中英语选择性必修第二册.pptx

1、 Period 3 Discover useful structures Unit 5 First aid选择性必修二 人教版（2019）Lead inTranslate five Chinese sentences into English and write them down.1.你可以想象，烧伤会导致非常严重的伤害。2.治疗烧伤的第一步也是最重要的一步是进行急救。3.烧伤部位最好放在凉爽的流水下，尤其是在开始的十分钟内。4.如果必要的话，用剪刀把衣服剪掉，除非你看到布料粘在烧焦的皮肤上。5.你可以用一块宽松干净的布盖住烧伤的地方以保护它。Lead inCheck your answer

2、s and discuss your answers with your partner.1.As you can imagine,getting burnt can lead to very serious injuries.2.The first and most important step in the treatment of burns is giving first aid.3.It is best to plac burns under cool running water,especially within the first ten minutes.4.Remove any

3、 clothes using scissorsif necessary, unless you see the fabric sticking to the burnt skin.5.You can protect the burnt area by covering it with a loose clean cloth.Task 1What is the function of the -ing form in each sentence below?1.As you can imagine, getting burnt can lead to very serious injuries.

4、2.The first and most important step in the treatment of burns is giving first aid.3.It is best to place burns under cool running water,especially within the first ten minutes.4.Remove any clothes using scissorsif necessary, unless you see the fabric sticking to the burnt skin.5.You can protect the b

5、urnt area by covering it with a loose clean cloth.subject（主语）predicative（表语）attribute（定语）object after a preposition（宾语） object complement （宾补）adverbial （状语）Task 1Express the same ideas without using the -ing form.1.As you can imagine, getting burnt can lead to very serious injuries.2.The first and m

6、ost important step in the treatment of burns is giving first aid.As you can imagine, if you get burnt, it can lead to very serious injuries.The first and most important step in the treatment of burns is to give first aid.Task 13.It is best to place burns under cool running water,especially within th

7、e first ten minutes. 4.Remove any clothes using scissorsif necessary, unless you see the fabric sticking to the burnt skin.5.You can protect the burnt area by covering it with a loose clean cloth.To protect the burnt area, you can cover it with a loose clean cloth.Use scissors to remove any clothes

8、if necessary, unless you find that the fabric is sticking to the burnt skin.It is best to run some cool water and place burns under it, especially within the first ten minutes.Express the same ideas without using the -ing form.Task 2 Review the text and find more sentences that contain the -ing form

9、 of the verb.Then analyse the function of -ing.1.It also helps control your body temperature, prevents your body from losing too much water, warns you when things are too hot or cold, and gives you your sense of touch.2.Burns are divided into three types,depending on the depth of skin damage.3.Examp

10、les include burns caused by electric shocks, burningclothes ,or petrol fires.4. The cool water stops the burning process and reduces the pain and swelling.5.Applying oil to the injured areas is a bad idea, as it will keep the heat in the wounds and may cause infection.object after a preposition（宾语）a

11、dverbial （状语）attribute（定语）attribute（定语）object （宾语）subject（主语）Task 3Read the five sentences, focusing on the underlined parts of the sentences.1.When he got out of the bathtub, he slipped and fell on the floor.2.Is there my reason why we are not going to have the first-aid training this week?3.She ha

12、d been told about the risk of eiectric shocks and this made her very careful while using hairdryers.4.Because the child was not watched carefully by his parents, he touched a hot iron and burnt his finger.5.After she had been bitten by mosquitoes, she applied some medicine to her skin.Task 4Write th

13、e sentence with the -ing form of the verb.1.When he got out of the bathtub, he slipped and fell on the floor.2.Is there any reason why we are not going to have the first-aid training this week?3.She had been told about the risk of eiectric shocks and this made her very careful while using hairdryers

14、.When getting out of the bathtub, he slipped and fell on the floor. Is there any reason for not having the first-aid training this week?Having been told about the risk of electric shocks, she was very careful while using hairdryers.4.Because the child was not watched carefully by his parents, he tou

15、ched a hot iron and burnt his finger.5.After she had been bitten by mosquitoes, she applied some medicine to her skin.Task 3Read the five sentences, focusing on the underlined parts of the sentences.Write the sentence with the -ing form of the verb.Not being watched carefully by his parents, the chi

16、ld touched a hot iron and burnt his finger.After being/having been bitten by mosquitoes, she applied some medicine to her skin.Task 3Work with a partner and summarise the different structures of the -ing form.1.When getting out of the bathtub, he slipped and fell on the floor.2.Is there any reason f

17、or not having the first-aid training this week?3.Having been told about the risk of eiectric shocks , she was very careful while using hairdryers.4.Not being watched carefully by his parents, the child touched a hot iron and burnt his finger.5.After being/having been bitten by mosquitoes, she applie

18、d some medicine to her skin.Discover useful structuresTask 4主动语态被动语态肯定式否定式肯定式否定式一般式doing完成式 donehaving been done not doingnot having donehavingbeing donenot being donenot having been doneTask 51.When getting out of the bathtub, he slipped and fell on the floor.2.Is there any reason for not having th

19、e first-aid training this week?3.Having been told about the risk of eiectric shocks , she was very careful while using hairdryers.4.Not being watched carefully by his parents, the child touched a hot iron and burnt his finger.5.After being/having been bitten by mosquitoes, she applied some medicine

20、to her skin.Match each sentence with the following -ing form.Match each sentence with the following -ing form.Then use the rest -ing forms to make up new sentences.Task 5主动语态被动语态肯定式否定式肯定式否定式一般式doing完成式 donehaving been done not doingnot having donehavingbeing donenot being donenot having been done123

21、455Task 6 Make up new sentences with “having done,not having done and not having been done”.1.做完作业后，他开始看电视。2.我由于没有做对，我又试了试。3.没有被邀请，我感觉不开心。完成式：having done,表示其动作在谓语动词的动作之前发生Having finished his homework, he began to watch TV.Not having done it right, I tried again.完成式的否定：not having done,表示其动作在谓语动词的 动作之

22、前，但没有发生Not having been invited, I felt unhappy.否定的完成被动式：not having been done,表示被动和完成Task 7 Paying attention to the following sentences and sum up the regulations.1.When getting out of the bathtub, he slipped and fell on the floor.5.After being/having been bitten by mosquitoes, she applied some medic

23、ine to her skin.when/after + doing分词短语作状语时，有时前面可用一个连词，表示强调，或处于表达的需要，常用的连词有：when/while/until/once/though/although/as long as/unless/as if/as though/even if/even though/whether.or.等，其意义和不使用这类词是基本一致。Task 7Fill in the correct forms of the verbs.1. After_(take)the medicine, she felt much better.2.Whether

24、 _(sleep) or_(wake), he was not at ease.3.The soldier walked very slowly as if _(wound).4.Whenever_(ask)about it,he could hardly hold back his emotions.5.As if_(frighten),the horses began to run like mad.taking sleepinghaving been woundedwakingasked(being) frightenedTask 8 Complete the passage with

25、the correct forms of the given words.Mrs Taylor was an elderly woman_(live) alone. Ono day,she was in her living roomcleaning the windows,when suddenly she could no longerfeel the right side of her body._(try) to walk to her sofa to sit down, she fell over onto the carpet .Then she realised that she

26、 could not get up,and she was having trouble_(breathe). Fortunately, she had her mobile phone with her,and she was able to reach it with her left hand while_(lie) on the floor.living Trying breathing lying Task 8Complete the passage with the correct forms of the given words.Her mobile phone_(already

27、,set up) to call an emergency number at the push of a button, so it was easy to call for help. While attempting to talk to the operator,Mrs Taylor discovered that she could not speak. _(not,hear) an answer, the operator knew that Mrs Taylor must be in trouble. Telling Mrs Taylor that everything woul

28、d be OK,she immediately sent an ambulance. was already set up Not hearing Task 8 Complete the passage with the correct forms of the given words.After_(arrive),the ambulance team quickly found Mrs Taylor and without delay gave her oxygen, put in an IV needle,and checked her vital signs._ (take) to th

29、e hospital and treated immediately, Mrs Taylors health was in no great danger, though she had to stay in the hospital ward .After a week, her_(frighten) experience was over, and she was allowed to go home.arriving Having been taken frightening Task 9Read the passage about MrsTaylor and answer the qu

30、estions.1. What is the function of each -ing form you used?2.Among all the structures filled in, which is different from the others? Why?Task 9 Read the passage about MrsTaylor and answer the questions.Mrs Taylor was an elderly woman_(live) alone. Ono day,she was in her living roomcleaning the windo

31、ws,when suddenly she could no longerfeel the right side of her body._(try) to walk to her sofa to sit down, she fell over onto the carpet .Then she realised that she could not get up,and she was having trouble_(breathe). Fortunately, she had her mobile phone with her,and she was able to reach it wit

32、h her left hand while_(lie) on the floor.living Trying breathing lying attribute（定语）adverbial （状语）adverbial （状语）object after a preposition（宾语）Task 9Her mobile phone_(already,set up) to call an emergency number at the push of a button, so it was easy to call for help. While attempting to talk to the

33、operator,Mrs Taylor discovered that she could not speak. _(not,hear) an answer, the oporator knew that Mrs Taylor must be in trouble. Telling Mrs Taylor that everything would be OK,she immediatety sent an ambulance. was already set up Not hearing Read the passage about MrsTaylor and answer the quest

34、ions.adverbial （状语）此处为谓语动词Task 9 After_(arrive),the ambulance team quicly found Mrs Taylor and without delay gave her oxygen, put in an IV needle,and checked her vital signs._ (take) to the hospital and treated immediately, Mrs Taylors health was in no great danger, though she had to stay in the hos

35、iptal ward .After a week, her_(frighten) experience was over, and she was allowed to go home.arriving Having been taken frightening Read the passage about MrsTaylor and answer the questions.adverbial （状语）adverbial （状语）attribute（定语）Task 9 Read the passage about MrsTaylor and answer the questions.3.Ca

36、n you find more -ing forms in the passage? What are their functions in the sentences? 4.How many different structures did you use in the passage? What are they? 5.Did you find any structure like “when/after + doing” ?Three.They are “doing, not doing, having beendone”.Yes.They are “doing, not doing,

37、having been done”.cleaning, attempting, telling；分别作补语、状语、状语Task 10You have just read about Mrs Taylors experience. Do you think she is lucky? Why or why not? Do you know any old person living alone? What is his/her life like?Look at the following questions and discuss each in pairs1.What should peop

38、le do when facing a frightening experience like MrsTaylors?2.What are some risks that elderly people may encounter when living alone?3.What can we do to help prevent elderly people from taking unnecessary risks?DiscussionDraw the -ing forms of the verb.Try to use the -ing structure when answering qu

39、estions.Task 10Look at the following questions and discuss each in pairs.1.What should people do when facing a frightening experience like MrsTaylors?2.What are some risks that elderly people may encounter when living alone?When having a frightening experience like Mrs Taylors, people should try to

40、get help, like she did.When living alone, elderly people may fall or get injured, and not be able to help themselves or even call for help.Task 10Look at the following questions and discuss each in pairs.3.What can we do to help prevent elderly people from taking unnecessary risks?To help prevent el

41、derly people from taking unnecessary risks, we should make sure that their homes are easy to get around in, with handrails, ramps instead of stairs, and even walking surfaces.Language points1. slip 考查热度【热点品味】slip v. 滑倒；溜走 n.滑倒;小错误;纸条【教材原句】When he got out of the bathtub, he slipped and fell on the fl

42、oor.他从浴缸里出来时滑倒在地上了。【实例品读】Amy slipped downstairs and out of the house.埃米悄悄地下楼，溜出了屋子。 I put her name on the slip.我把她的名字写在那张纸条上。【热点归纳】(1)slip ones mind/memory 被忘记(2)a slip of the tongue 口误(3)a slip of paper 一张纸条Language points【考点精练】语法填空She _ (slip) on the wet floor and broke her leg.She looked round be

43、fore pulling out a package and _ (slip) it to the man.I know he didnt mean to say that. It was only _ slip of the tongue.slippingslippedaLanguage points2. attempt 考查热度【热点品味】attempt n努力；尝试；企图 vt.试图；企图【教材原句】While attempting to talk to the operator,Mrs Taylor discovered that she could not speak. 在试图与接线

44、员通话时，泰勒夫人发现自己说不出话来。【实例品读】Every year about 40,000 people attempt to climb Kilimanjaro ,the highest mountain in Africa.每年约有四万人尝试攀登非洲的最高峰乞力马扎罗山。 He is determined to pass the oral English interview at his first attempt.他决心第一次尝试就通过英语口语面试。【热点归纳】(1)make an attempt to do/at doing sth. 试图做某事at ones/the first

45、 attempt 第一次尝试(2)attempt to do/at doing sth. 试图做某事(3)attempted adj. 未遂的，企图的Language points【考点精练】语法填空(1) The boys made _ attempt to leave for camping but were stopped by their parents.(2) For years researchers have attempted _ (show) that television is dangerous to children.to showan3. have trouble (

46、in) doing sth. 考查热度 【热点品味】have trouble (in) doing sth. 做某事有困难/麻烦【教材原句】Then she realised that she could not get up,and she was having trouble breathing .然后她意识到她站不起来了，她呼吸困难。【实例品读】 Such a person has great trouble in waking up in the mornings.这样的人在早晨醒来方面存在着很大的困难。Language points【实例品读】It is not uncommon f

47、or students to have trouble understanding classics.学生理解名著有困难，这很常见。【热点归纳】(1)have great/much/some/ no/little trouble in doing sth.做某事有很大/很多/一些/没有/很少困难 (2)have difficulty/trouble/problems/a hard time with sth.在某事上有难处Language points【热点归纳】(3)there is no difficulty/trouble (in) doing sth./with sth.做某事/在某事

48、上没有困难(4)表示“做某事有困难”还可以用下列几种结构： do sth. with difficulty/trouble Its difficult (for sb.) to do sth.Language points【考点精练】语法填空(1)You cant imagine what trouble we had _(walk) home in the snowstorm. (2)A Londoner has _ (much) trouble understanding a Scotsman from Glasgow than understanding a New Yorker. wa

49、lkingmore 4. Her mobile phone was already set up to call an emergency number at the push of a button, so it was easy to call for help. 考查热度【精品译文】她的手机已经设置好了，只要按下一个按钮就可以拨打紧急号码，所以很容易就能拨打求助电话。【实例品读】Its not difficult to find out information about the programmes. 找到这些节目的信息并不难。Its difficult for us to pass

50、the exam. 对我们来说通过这次考试是很难的。Language points【看点解读】 本句是it 作形式主语的句型，由不定式做真正主语，即 “It + be + adj. + for sb to do sth”，这种结构主要是为了使句子保持平衡，以避免头重脚轻。【经典归纳】it作形式主语笼统地讲分为三种情况：It + 谓语+ to do / doing / 名词性从句。具体说可分为以下常见几种句型： It isn./adj.that./to do sth. It is/was过去分词that. Language points【经典归纳】It seems/looksthat./as i