人教版（2019）高中英语必修二Unit2 Wildlife Protection Discovering useful structures 语法课件

Discovering useful structureWildlife ProtectionThe Present Continuous Passive VoiceBook2 Unit2Learning ObjectivesCONTENTS01Activity1:ReviewThe Present Continuous Tense 现在进行时02Activity3：PracticeDo the exercises.03Activity2:PresentationThe Present Continuous Passive Voice现在进行时的被动语态04Activity4:SummaryMake a summary.01Warming-up: review!The Present Continuous Tense Activity1: Warming-up---Review1. Tom is doing his homework now. 3. I am leaving for shanghai next week.2. They are building a highway these days.此时此刻正在进行的动作表示现阶段在做的动作表示按计划将要发生的动作与副词always/often/contiually连用表某种感情色彩4.She is always lying.02PresentationThe Present Continuous Passive Voice 1. African elephants are being hunted.2.What is being done to help them?3.What measures are being taken to help them?Activity2: Presentation1.They are being hunted, illegally, for their valuable fur.2.The man is being questioned by the police now.3. Measures are being taken to protect those endangered animalsActivity2: Presentation1. Recently my daughter is always being praised by the teachers.2. To the teacher's anger, the same mistakes are always being made by his students.Activity2: PresentationActivity2: Presentation( )Someone is hunting African elephant.by someone.African elephantis being hunted主语谓语宾语宾语主语 谓语变被动 （时态不变）be + being + done + by1. We are doing many things to protect the animals.Many things are being done to protect the animals.2. We are observing the Tibetan antelopes these days.The Tibetan antelopes are being observed these days.Activity2: Presentation①肯定形式：主语 + be(am/is/are) ＋ being ＋ doneThe house is being painted. ②否定形式：主语 + be(am/is/are) ＋ not ＋ being ＋ doneThe trees are not being watered.③一般疑问形式：be(Am/Is/Are) ＋ 主语 ＋ being ＋ done ？Am I being watched over ?④特殊疑问句形式：特殊疑问词 + be(am/is/are) + 主语 + being + done ？When is the wall being painted ?写出谓语动词不同时态的被动语态一般现在时 一般过去时 现在进行时 过去进行时 现在完成时 过去完成时 一般将来时 is/am/are donewas/were doneis/am/are being donewas/were being donehave/has been donehad been donewill be done时态 主动 被动be donebe do/does did is/am/are doing was/were doing have/has done had done will doActivity3: PracticeⅠ.单句语法填空1.My washing machine 　　　 　    (repair)this week, so I have to wash my clothes by hand. 2.He may 　　　　     (scold) by his father at the very moment.3.Since your bike 　　　　     (fix),you can use mine.4.Now, Tibetan antelopes 　　 　　   (hunt) illegally for their valuable fur.5.Now, good measures　 　　　     (take)to save the endangered animals by the government.is being repairedbe being scoldedis being fixedare being huntedare being takenActivity3: PracticeⅡ.完成句子1.这些天许多有趣的实验正在被进行。Many interesting experiments___________________________these days.2.杰克很淘气。他总是被老师处罚。Jack is very naughty. He_____________________________by the teacher.3.These high-tech products are on display these days.(句型转换)→These high-tech products_____________________________these days.4.The castle is under attack at the moment. (句型转换)→The castle_____________________________at the moment.is always being punishedare being displayedis being attackedare being carried outActivity4: SummaryDiscovering useful structureTHANK YOU!The Present Continuous Passive VoiceBook2 Unit2