人教高中英语Unit 3 Period 3 Discovering Useful Structures教案 (2).doc

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1、新人教版（2019）英语必修二Unit 3Period 3 Discovering Useful Structures教学设计课题Period 3 Discovering Useful Structures单元Unit 3 The Internet学科English教材分析During this period, the class will focus on discovering useful structures.Students are expected to get insight passive voice.The teachers would inspire students to

2、 talk about something that has been done.教学目标与核心素养Knowledge objectives: Enable the students focus on structures.Skill objectives: Help the students get insight into passive voice.Emotional objectives: Improve students sense of sharing something that has been done.Thinking quality objectives: Inspire

3、 the students to write a poem.重点1. Master the usage of key words and phrases.2. Improve the students ability to identify passive voice.难点Let students master how to use passive voice.教学过程教学环节教师活动学生活动设计意图Daily routineStep 1Warm upTeacher greets the whole class as usual.- Activate students and remind t

4、hem to concentrate.Step 2Preview checkTeacher asks students the meaning of words, phrases and knowledge points learnt last lesson.Students answer the questions loudly together.- Check the teaching situation of last lesson quickly.- Help Students consolidate the knowledge points.Lead-inStep 3Video: P

5、assive Voice SongTeacher shows a video.Can you find more sentences in passive voice in this module?After getting the information and the meaning of the new words, answer the questions.- Use pictures to catch Students attention.- Expand their horizons and spark their interest.Step 4New wordsTeacher e

6、xplains the meaning of the new words, and asks students to translate the meaning of the whole sentence.batteryWi-FibuttonfileTheyve built a kind of new PC with more functions.function asHave you confirmed the Wi-Fi password?confirm sb in sthHave you pressed the button yet to copy the file?pressure n

7、.- Teach the meaning of new words.Step 5Lets playTeacher choses students to answer the questions.1. Before use, the _ must be charged.2. We have developed a new type of software with many _(function).3. I called the airport _(confirm) my flight reservation a week before I left for Beijing. 4. In rec

8、ent years，stress has been regarded as a cause of a whole range of medical problems，from high blood _(press) to mental illness.2016上海卷5. I selected a _(文件) and _(按) the delete key.keys:1. battery 2. function 3. to confirm 4. pressure 5. file; pressed- Familiarize the new words- Clear the tackle of ne

9、xt step.Useful StructuresStep 6Lets learnTeacher shows the questions and asks students to answer.Read the pairs of sentences. Underline and compare the different verb forms.Jans life has been greatly improved by the Internet.Much has been written about the wonders of the World Wide Web.The Internet

10、has greatly improved Jans life.People have written much about the wonders of the World Wide Web.How do we from the present perfect passive voice? Fill the blank.keys:have/has been + v-edChange the sentences into the present perfect passive voice. EXAMPLETheyve built a kind of new PC with more functi

11、ons. A kind of new PC has been built with more functions.I have downloaded the software to help my phone battery last longer.Someone has lost an identity card.Have you confirmed the Wi-Fi password?Have you pressed the button yet to copy the file?Has anyone made a comment about the online database?ke

12、ys:The software has been downloaded to help my phone battery last longer.An identity card has been lost.Has the Wi-Fi password been confirmed?Has the button been pressed yet to copy the file?Has a/any comment been made about the online database?Find out the differences in meaning and function betwee

13、n the active and passive forms.keys:As we can see in the pairs of sentences, the object in an active sentence becomes the subject in a passive sentence. Both sentence types convey a similar meaning, but they are slightly different. For example, in an active sentence, the subject is doing an action t

14、o an object, while in a passive sentence, the subject is having something done to it, and the doer of that action is not necessarily mentioned. Active sentences are used often, as they are more direct. Passive sentences are often used when the doer of an action is unknown, not important, or preferre

15、d not named.Do the practice and express the reasons.- Familiarize students with key structures.- Exercise students structures using skills.Step 7The present perfect passive voice以 ask 为例短语动词的被动语态“及物动词+副词”“及物动词+介词”以及“及物动词+副词+介词”构成的短语动词可用于被动结构。At last they put out the fire. At last the fire was put ou

16、t.Have you sent for a doctor? Has the doctor been sent for?My classmates caught up with me in this exam. I was caught up with by my classmates in this exam.许多“不及物动词+介词”以及“不及物动词+副词+介词”构成的短语动词相当于及物动词，也可以有宾语，也可用于被动结构。The boys laughed at him for the foolish mistake. He was laughed at for the foolish mis

17、take.They looked down on peasants in the old days. Peasants were looked down on in the old days.带有双宾语的句子在变为被动结构时，这两个宾语的任何一个都可作被动句的主语。The teacher gave the student a new book. The student was given a new book (by the teacher).带有复合宾语的句子变为被动结构时，宾语补足语要相应变为主语补足语。Everybody called her Big Sister. She was ca

18、lled Big Sister (by everybody).People last saw the lost girl playing near the river. The lost girl was last seen playing near the river.Complete the notice with the correct forms of the verbs in brackets.Notice to parentsDear Parents,We hope you will welcome this news. Almost 100 computers _(give) t

19、o us by a local computer company since the end of last year. A decision _(make) to begin a computer teaching experiment at our school. Our plan _(support) with technical equipment and advice which _(provide) by the City Information Technology Centre. Every teacher _(provide) with a laptop since the

20、beginning of this term.More recently, most of our courses _(teach) using computers. We _(help) in our teaching by a lot of information from the Internet. Also, a new computer room_ (set up) in our school. We hope you will be happy with this exciting new development in our school.No. 8 Senior High Sc

21、hoolkeys:have been givenhas been madehas been supportedhas been providedhas been providedhave been taughthave been helpedhas been set upFind and correct the mistake in each sentence.EXAMPLEThis app was used several times since I downloaded it.How much money has spent on the earthquake recovery?The g

22、irl is really upset because her new bicycle has stolen.These old houses have been built in the 18th century.Its a pity that the letter has never sent to his father.Little had been seen of them since they moved into the house down the street.keys:has been spenthas been stolenwere builthas never been

23、senthas Students learn the useful structures.- Get the useful structures.Step 8DiscussionTeacher shows the topic and gives students examples to discuss.Read the poem. Then think of your own situation and write a similar poem.Look at the way your face has been washed Look at the way your teeth have b

24、een brushed Look at the way your shoes have been cleaned Youd better do them again.Look at the way the flowers have been planted Look at the way the grass has been cutLook at the way the paths have been swept I hope that youll come here again.keys:Look at the way the picture has been painted Listen

25、to the way the song has bccn written Look at the way the film has been made Now think about what you could create.Look at the way the needy have been helped Look at the way the river has been cleaned Look at the way the tree has been planted Now think how to make the world a better place.Share your

26、poem with your partner!Video: When You Are OldUse what they have learnt to discuss in groups.- Voice their opinions.- Practice their team spirit.- Practice their thinking skill and imagination.- Practice their speaking and listening.Step 9Language pointsTeacher explains the language points and makes

27、 some exercise.1. function n. 功能；作用；机能 vi. 起作用；正常工作；运转function asfunction well/normallyperform/fulfill a. functionperform a variety of functions起作用；具有功能运转良好/ 正常履行职责， 发挥作用履行多种职责The chair can also _(具有功能) a bed. In your new job you will _(履行多种职责).keys:function asperform a variety of functionsWe all ha

28、ve a _ to play in the protection of the environment.A. functionB. effectC. partD. usekey:C2. confirm vt. 确认；使确信confirm sb. in sth. confirm sb. in ones belief/opinion/view/ suspicions confirm that. It has been confirmed that. 使某人确信某事证实某人的信念/ 观点/ 看法/ 怀疑证实已确定 confirm 与prove confirm 和prove 均可作及物动词，后接宾语；

29、 prove 还可作连系动词用，意为“证明是，被发现是”，后接形容词或名词作表语，常用固定搭配是prove （to be）+ adj. /n. 。You neednt _ the truth of the news，which has _ true. proveB. confirmC. provedD. A或Bkeys:DCTo our satisfaction，our underwater explorations _(证实) the theory turns out to be correct. His facial expression _ me _ (使 确信) my doubt. k

30、eys:confirm thatconfirmed; inHe has _ himself to be innocent (无罪的).AcheckedBrealizedCconfirmedDshowedkey： C3. press vt. 按; 压; 敦促press. against/on. press a button/switch/key把按在上按下按钮/ 开关；按键pressure n. 压力；劝说，强迫under pressure relieve/reduce pressureput pressure on sb. blood pressure处于压力下减压向某人施压血压Im _(处于

31、压力下) from my parents to become a teacher. Michael took a few steps backwards and _ his back _(把靠在上) the wall. keys:under pressurepressed; against/onParents are advised to take pressure _ a child and give him or her some encouragement before an exam.AoffBoverCfromDtokey:A- Help students know about th

32、e knowledge points deeper.- Let students know how to use these words and phrases.Step 10ExerciseTeacher asks students to fill the gap together.Complete the sentences with the present perfect passive voice of the given verbs.A: Why cant I access my account? B: _ your personal information _(update)?Bo

33、th learning sites _(visit) by over 10, 000 people since last year.This keyboard _ not use) for a long time.Can you tell me what _(do) to bridge the digital divide?In the past year I _(inspire) to buy e-books instead of paper books.A: Where can I read those comments? B: Online. They _(post) already.I

34、t seems that more health problems _(cause) by mobile phones.That app _(delete) from my smartphone already.keys:Has; been updatedhave been visitedhas not been usedhas been donehave been inspiredhave been postedhave been causedhas been deletedSummary and HomeworkStep 11SummaryTeacher leads students to

35、 have a summary of this lesson.Language pointsfunction, battery, confirm, Wi-Fi, press, button, fileOthers:Talk about something that has been doneThe present perfect passive voicePoemFollow the teachers thinking flow and read the words and phrases loudly.- Consolidate students knowledge.- Form knowl

36、edge system.Step 12HomeworkFinish the exercises on your exercise book.Take notes.- Consolidate Students knowledge and prepare for the following lesson.板书Unit 3 The Internet Period 3 Discover useful structuresLanguage pointsfunction, battery, confirm, Wi-Fi, press, button, fileOthers:Talk about something that has been doneThe present perfect passive voicePoem