1、必修二 Unit 3 The Internet (3) 高一年级 英语 Discovering Useful Structures The present perfect passive voice Learning objectives At this class, you will be able to 1. identify and outline verb form of the present perfect passive voice; 2. define the usage of the present perfect passive voice in context; 3. u
2、se the present perfect passive voice to describe something that has been done. Review 1. Has the Internet simply made our life more convenient? No. The Internet has done much more for people than simply make life more convenient. 2. Whats the effect of the Internet on Jans life? Jans life has been g
3、reatly improved by the Internet. Review 3. Do you think Jans IT club is helpful? Yes. Because many people have been helped by the club. 4. How has the 61-year-old woman benefited from Jans club? Her company has become quite successful. Observe sentences The Internet has done much more for people tha
4、n simply make life more convenient. Jans life has been greatly improved by the Internet. Many people have been helped by the club. Her company has become quite successful. Compare verb forms The Internet has done much more for people than simply make life more convenient. Her company has become quit
5、e successful. Jans life has been greatly improved by the Internet. Many people have been helped by the club. Review The Internet has done much more for people than simply make life more convenient. Her company has become quite successful. The Present Perfect Tense have / has + v-ed Review The Presen
6、t Perfect Tense: have / has + v-ed 1. 一个动作或状态开始于过去，持续到现在（也许还将持续下 去）。常与以下时间状语连用：since+时间点, for+时间段, in the last / past few days / years, up to now, so far, recently等。 My English teacher has lived in Beijing for 8 years. In the past few years, great changes have happened in my hometown. Review The Pre
7、sent Perfect Tense: have / has + v-ed 2. 一个动作发生在过去，已经完成并与现在的情况有关联。常与 以下时间状语连用：already, just, yet等。 He has just turned off the light. ( The light is off now. ) I have already seen the film. ( I know the film now. ) Compare verb forms The Internet has done much more for people than simply make life mo
8、re convenient. Her company has become quite successful. Jans life has been greatly improved by the Internet. Many people have been helped by the club. Find the form Jans life has been greatly improved by the Internet. Many people have been helped by the club. The Present Perfect Passive Voice have /
9、 has been + v-ed Compare meanings Jans life has been greatly improved by the Internet. Many people have been helped by Jans club. “已经被了” The Internet has greatly improved Jans life. Jans club has helped many people. “已经了” active passive Find more Much has been written about the wonders of the World
10、Wide Web. Peoples lives have been changed by online communities and social networks. Jan has started taking online classes to learn more about how to use the Internet to make society better. active passive Find more The machine has been used for 5 years. The room has been painted. The dirty clothes
11、have been washed. Find more The machine has been used for 5 years. The room has been painted. The dirty clothes have been washed. Summary The Present Perfect Passive Voice have / has been + v-ed “已经被了” The machine has been used for 5 years. The room has not been painted yet. Have the dirty clothes b
12、een washed? Find more Summary The Present Perfect Passive Voice 肯定式 have / has been + v-ed 否定式 have / has not been + v-ed 疑问式 have / has + 主语 + been + v-ed Function The Present Perfect Passive Voice The Present Perfect Tense The Passive Voice Function The Present Perfect Tense: 1. 一个动作或状态开始于过去，持续到现在
13、（也许还将持续下 去）。 2. 一个动作发生在过去，已经完成并与现在的情况有关联。 Function The Passive Voice: 1.不知道谁是动作的执行者，或没有必要指明谁是动作的执行者。 The window is dirty. It hasnt been cleaned for weeks. I have been invited to the wedding. My wallet has been stolen. Function The Passive Voice: 2.需要强调或突出动作的承受者或事件本身。 Jans life has been greatly chang
14、ed by the Internet. Measures have been taken to protect the environment. 1.一个动作或状态开始于过 去，持续到现在。 2.一个动作发生在过去，已经 完成并与现在的情况有关联。 The Present Perfect Passive Voice 1.不知道谁是动作的执行者 或没有必要指明谁是动作的 执行者。 2.需要强调或突出动作的承 受者或事件本身。 Practice I Complete the sentences with the present perfect passive voice of the given
15、verbs. (Page74 Ex.1) 1. A: Why cant I access my account? B: your personal information (update)? 2. Both learning sites (visit) by over 10,000 people since last year. Practice I 3. This keyboard (not use) for a long time. 4. Can you tell me what (do) to bridge the digital divide? 5. In the past year
16、I (inspire) to buy e-books instead of paper books. Practice I 6. A: Where can I read those comments? B: Online. They (post) already. 7. It seems that more health problems (cause) by mobile phones. 8. That app (delete) from my smartphone already. Practice I Complete the sentences with the present per
17、fect passive voice of the given verbs. (Page74 Ex.1) 1. A: Why cant I access my account? B: Has your personal information been updated? 2. Both learning sites have been visited by over 10,000 people since last year. Practice I 3. This keyboard has not been used for a long time. 4. Can you tell me wh
18、at has been done to bridge the digital divide? 5. In the past year I have been inspired to buy e-books instead of paper books. Practice I 6. A: Where can I read those comments? B: Online. They have been posted already. 7. It seems that more health problems have been caused by mobile phones. 8. That
19、app has been deleted from my smartphone already. Thinking Why is the present perfect passive voice used in these sentences? Summary 2. Both learning sites have been visited by over 10,000 people since last year. 3. This keyboard has not been used for a long time. 5. In the past year I have been insp
20、ired to buy e-books instead of paper books. 6. They have been posted already. 8. That app has been deleted already. passive Summary 1. A: Why cant I access my account? B: Has your personal information been updated? 4. Can you tell me what has been done to bridge the digital divide? 7. It seems that
21、more health problems have been caused by mobile phones. passive Practice II Change the sentences into the present perfect passive voice. (Page30 Ex.2) EXAMPLE Theyve built a kind of new PC with more functions. A kind of new PC has been built with more functions. Practice II 1. I have downloaded the
22、software to help my phone battery last longer. 2. Someone has lost an identity card. 3. Have you confirmed the Wi-Fi password? 4. Have you pressed the button yet to copy the file? 5. Has anyone made a comment about the online database? Practice II 1. I have downloaded the software to help my phone b
23、attery last longer. The software has been downloaded to help my phone battery last longer. 2. Someone has lost an identity card. An identity card has been lost. Practice II 3. Have you confirmed the Wi-Fi password? Has the Wi-Fi password been confirmed? 4. Have you pressed the button yet to copy the
24、 file? Has the button been pressed yet to copy the file? 5. Has anyone made a comment about the online database? Has a / any comment been made about the online database? Thinking 1. Can every verb be made passive? 2. When do we use the passive voice? Summary 1. I have downloaded the software to help
25、 my phone battery last longer. 2. Someone has lost an identity card. 3. Have you confirmed the Wi-Fi password? 4. Have you pressed the button yet to copy the file? 5. Has anyone made a comment about the online database? Vt. + object Summary 1.不知道谁是动作的执行者，或没有必要指明谁是动作的执行者。 ( 2. An identity card has be
26、en lost. ) 2. 需要强调或突出动作的承受者或事件本身。 ( 3. Has the button been pressed yet to copy the file? ) ( 4. Has the Wi-Fi password been confirmed? ) Practice III Find and correct the mistake in each sentence. (Page74 Ex.2) EXAMPLE This app was used several times since I downloaded it. has been used Practice III
27、 1. How much money has spent on the earthquake recovery? 2. The girl is really upset because her new bicycle has stolen. 3. These old houses have been built in the 18th century. 4. Its a pity that the letter has never sent to his father. 5. Little had been seen of them since they moved into the hous
28、e down the street. Practice III 1. How much money has spent on the earthquake recovery? has been spent 2. The girl is really upset because her new bicycle has stolen. has been stolen 3. These old houses have been built in the 18th century. were built Practice III 4. Its a pity that the letter has ne
29、ver sent to his father. has never been sent 5. Little had been seen of them since they moved into the has house down the street. Task I Read the newspaper headlines. Change them into complete sentences as the example. (Page75 Ex.3) EXAMPLE E-library on School Websitefor Students An e-library for stu
30、dents has been set up on the school website. Task I 1. Boys Video Streamed over Two Million Times 2. 5 Records Broken Today 3. Intelligent Search Engine Designed for Teenagers 4. Theft of Large Amount of Cash from Small Bank 5. STUDENTS: 30% Discount on Smartphones 6. Government Done Much to Stop Cy
31、berbullies Task I 1. Boys Video Streamed over Two Million Times A boys video has been streamed over two million times. 2. 5 Records Broken Today Five records have been broken today. 3. Intelligent Search Engine Designed for Teenagers An intelligent search engine has been designed for teenagers. Task
32、 I 4. Theft of Large Amount of Cash from Small Bank A large amount of cash has been stolen from a small bank. 5. STUDENTS: 30% Discount on Smartphones A 30% discount has been offered / given on smartphones to students. 6. Government Done Much to Stop Cyberbullies Much has been done by the government
33、 to stop cyberbullies. Summary The present perfect passive voice is common in news report or broadcasting. 1. As the present perfect tense expresses relevance to the present, news broadcasts and reports often use it to introduce a story. 2. The passive voice is often used in formal English to focus
34、on the issues rather than on the people involved. Task II Complete the notice with the correct forms of the verbs in brackets. (Page75 Ex.4) Notice to parents Dear Parents, We hope you will welcome this news. No. 8 Senior High School Task II Notice to parents Dear Parents, We hope you will welcome t
35、his news. Almost 100 computers (give) to us by a local computer company since the end of last year. A decision (make) to begin a computer teaching experiment at our school. Task II Our plan (support) with technical equipment and advice which (provide) by the City Information Centre. Every teacher (p
36、rovide) with a laptop since the beginning of this term. More recently, most of our courses (teach) using computers. We (help) in our teaching Task II 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 developm
37、ent in our school. No. 8 Senior High School Task II Notice to parents Dear Parents, We hope you will welcome this news. Almost 100 computers have been given to us by a local computer company since the end of last year. A decision has been made to begin a computer teaching experiment at our school. T
38、ask II Our plan has been supported with technical equipment and advice which has been provided by the City Information Centre. Every teacher has been provided with a laptop since the beginning of this term. More recently, most of our courses have been taught using computers. We have been helped in o
39、ur teaching Task II by a lot of information from the Internet. Also, a new computer room has been set up in our school. We hope you will be happy with this exciting new development in our school. No. 8 Senior High School Summary The present perfect passive voice can be used in formal English, just l
40、ike this notice, to focus on the issues rather than on the people involved. Task III Below, a headmaster is making a speech. Help him complete it. (Page75 Ex.6) Name Prize for Wang Xiaoding best in science Wu Lei top scores all year Zhang Hong most well-behaved student in the class Li Li excellent c
41、lass monitor Task III Hi, everyone! The prizes this year have been awarded to four students for their outstanding work. It (decide) that the Best in Science prize will go to Wang Xiaoding. Wu Lei (award) the prize for getting the highest scores in the tests all year. She deserves this prize for all
42、her hard work. Li Li (name) Task III Hi, everyone! The prizes this year have been awarded to four students for their outstanding work. It has been decided that the Best in Science prize will go to Wang Xiaoding. Wu Lei has been awarded the prize for getting the highest scores in the tests all year.
43、She deserves this prize for all her hard work. Task III Li Li has been named as the most excellent class monitor, and Zhang Hong has been given the title of most well-behaved student in the class. Well done everyone! Writing task Think about what you have done this week. Write as many things as you
44、can. What has been finished My room has been cleaned. What has not been finished My diary has not been written. Writing task What has not been finished My homework has not been finished. The birthday cake has not been made. What has been finished My room has been cleaned. The dog has been walked. Th
45、e gift for my friend has been bought. Summary The Present Perfect Passive Voice 肯定式 have / has been + v-ed 否定式 have / has not been + v-ed 疑问式 have / has + 主语 + been + v-ed 1.一个动作或状态开始于过 去，持续到现在。 2.一个动作发生在过去，已经 完成并与现在的情况有关联。 The Present Perfect Passive Voice 1.不知道谁是动作的执行者 或没有必要指明谁是动作的 执行者。 2.需要强调或突出动作的承 受者或事件本身。 Thank You !
