人教版 (2019)必修 第二册Unit 3 The internet课文配套ppt课件

这是一份人教版 (2019)必修 第二册Unit 3 The internet课文配套ppt课件，共45页。PPT课件主要包含了现在完成时被动语态，Summary，set up， stolen，Reflect，Homework等内容，欢迎下载使用。

Learning bjectives
In this class, yu willidentify and summarize the frm and the functins f the present perfect passive vice;cmpare the present perfect passive vice with the active, and change the active frm int the passive frm;apply the present perfect passive vice t interpret the newspaper headlines and create a pem.
Hw has the Internet changed ur life?
Much has been written abut the wnders f the Wrld Wide Web.
Peple’s lives have been changed by nline cmmunities and scial netwrks.
Much has been written abut the wnders f the Wrld Wide Web.Peple’s lives have been changed by nline cmmunities and scial netwrks.
Activity 1: Underline mre sentences in the same usage.
Para. 3, P.28
Many peple have been helped by the club.
Para. 5, P.28
Jan’s life has been greatly imprved by the Internet.
Many peple have been helped by the club.Jan’s life has been greatly imprved by the Internet.
Much has been written abut the wnders f the Wrld Wide Web.Peple’s lives have been changed by nline cmmunities and scial netwrks. Many peple have been helped by the club.Jan’s life has been greatly imprved by the Internet.
The Present Perfect Passive Vice
Underline and cmpare the different verb frms.
have/has + v-ed
have/has + been + v-ed
What are the similarities and the differences in meaning and functin between the active and the passive frms?
EXAMPLESThe Internet has greatly imprved Jan’s life. Jan’s life has been greatly imprved by the Internet.Peple have written much abut the wnders f the Wrld Wide Web. Much
EXAMPLESThe Internet has greatly imprved Jan’s life. Jan’s life has been greatly imprved by the Internet.Peple have written much abut the wnders f the Wrld Wide Web. Much has been written abut the wnders f the Wrld Wide Web.
I have dwnladed the sftware t help my phne battery last lnger.Smene has lst an identity card.Have yu cnfirmed the Wi-Fi passwrd?Have yu pressed the buttn yet t cpy the file?Has anyne made a cmment abut the nline database?
Activity 2: Change the sentences int the present perfect passive vice.
The sftware has been dwnladed t help my phne battery last lnger.
I have dwnladed the sftware t help my phne battery last lnger.
Smene has lst an identity card.
An identity card has been lst.
Has the Wi-Fi passwrd been cnfirmed?
Have yu cnfirmed the Wi-Fi passwrd?
Has the buttn been pressed yet t cpy the file?
Have yu pressed the buttn yet t cpy the file?
Has a/any cmment been made abut the nline database?
Has anyne made a cmment abut the nline database?
cnvey a similar meaning
The subject is ding an actin t the bject.
The subject is having smething dne t it.
It is mre direct and ften used. The der f an actin is the subject.
The der f an actin is unknwn, nt imprtant, r preferred nt named.
The experiment has been dne successfully.Tm’s nvel has nt been published. Has his bike been repaired?Wh has been invited?
EXAMPLEGvernment Dne Much t Stp Cyberbullies
Understand the headline.
EXAMPLEGvernment Dne Much t Stp CyberbulliesMuch has been dne by the gvernment t stp cyberbullies.
EXAMPLEE-library n Schl Website—fr StudentsAn E-library fr students has been set up n the schl website.
By’s Vide Streamed ver Tw Millin Times5 Recrds Brken TdayIntelligent Search Engine Designed fr TeenagersTheft f Large Amunt f Cash frm Small BankSTUDENTS: 30% Discunt n Smartphnes
Activity 3: Change the newspaper headlines int cmplete sentences as the example.
By’s Vide Streamed ver Tw Millin Times A by’s vide has been streamed ver tw millin times.
5 Recrds Brken Tday Five recrds have been brken tday.
Intelligent Search Engine Designed fr Teenagers An intelligent search engine has been designed fr teenagers.
Theft f Large Amunt f Cash frm Small Bank A large amunt f cash has been stlen frm a small bank.
STUDENTS: 30% Discunt n Smartphnes A 30% discunt has been ffered/given n smartphnes fr teenagers.
(ffered/given)
Read the pem.
Activity 4: Write a similar pem.
Think abut a subject.List sme actins/verbs cnnected t that subject.Write a sentence with the present perfect passive vice.Fllw the same pattern r even create yur wn.
beautiful & meaningful
Lk at the way the picture has been painted Listen t the way the sng has been writtenLk at the way the film has been madeNw think abut what yu culd create.Lk at the way the needy have been helpedLk at the way the river has been cleanedLk at the way the tree has been plantedNw think hw t make the wrld a better place.
The sample pem
the present perfect passive vice
Cmplete the passage abut the changes brught by the Internet with the crrect frms f the wrds in brackets.