2022新人教版（2019）《高中英语》必修第二册Unit3 现在完成进行时（ppt课件）.pptx

1、E D U C AT I O NThe InternetDiscovering Useful StructureThe Present Perfect Passive Voice人 教 版 选 择 性 必 修 二 U n i t 3E D U C AT I O NLets have an analysis!Have a try to analyse these two sentences：She has told the children the good news.The children have already been told the good news from her.主动句被动

2、句VS动作的执行者 谓语动词 动作的承受者active sentence passive sentenceE D U C AT I O NRequirement：You will have 3 minutes to practice in pairs.One member of the pair was asked to make an active sentence,and the other was asked to change the sentence to a passive one.Learn and practice with your deskmateE D U C AT I

3、O NCan you change the sentences into present perfect passive voice?（P30）1).I have download the software to help my phone battery last longer.2).Have you confirmed the Wi-Fi password?The software has been downloaded by me to help my phone battery last longer.Has the WiFi password been confirmed?E D U

4、 C AT I O NCan you change the sentences into present perfect passive voice?（P30）4).Has anyone made a comment about the online game?3).Have you pressed the button yet to copy the file?Has the button been pressed yet by you to copy the file?Has a comment about the online game been made by anyone?E D U

5、 C AT I O NCompare these two grammatical structure and find differences!B.1.Much was written(write)about the art.2.This mansion was built(build)in the past.3.In the 1970s,it was used(use)in offices and homes.A.has/have+been+done动作已经完成，强调对现在造成的被动的影响或结果关系 B.was/were+done只表示过去时态中的主语与谓语动词之间的被动关系，所表示的动作或

6、状态与现在的情况没有联系A.1.Much has been written(write)about the art so I could have a rest.2.This mansion has been built(build)in the past few years.3.Since the 1970s,it have been used(use)in offices and homes.Difference？Can you compare the differences between the following two groups?E D U C AT I O NBoardgam

7、e Time Group Game I will walk around to offer help so let me know if you have any questions.After the game,all of you will read the answers on this board aloud together and I will explain difficult questions.（quiz）E D U C AT I O N Check the answers togetherE D U C AT I O NWhat we have learnt：Lets su

8、mmarize the grammar knowledge in this lesson!1.现在完成时的被动语态定义2.基本构成：现在完成时的被动语态的结构为3.现在完成时的被动语态的各种句式4.用于现在完成时的时间状语有5.ever,never,already,yet等副词用于现在完成时被动语态时，放在has或have之后。6.现在完成时的主动语态变被动语态has/has been done肯定式肯定式 否定式否定式 一般疑问式一般疑问式 特殊疑问式特殊疑问式recently/lately ever/so far/since then.E D U C AT I O NAfter clas.

9、Please work with your partner to create a short dialog（50 words）in English and practise it,and the topic comes from unit 2,which is What changes have technology brought to our life?Use the grammatical structure.Try to use different patterns.E D U C AT I O N【TNAKS】焦点焦点 Focus Focus人 教 版 选 择 性 必 修 二 U n i t 3