2020学年高中英语 Unit 4 Wildlife Protection 4.4学案（含解析）新人教版必修2

Unit 4Wildlife protection Period 4语法专题课学习目标1.了解现在进行时的被动语态在具体语境中的运用。2.掌握现在进行时被动语态的结构和主要用法。3.使用现在进行时被动语态需要注意的问题。感受新知.More sentences from the textbook.1.We are being killed for the wool beneath our stomachs.2.Our fur is being used to make sweaters for people like you.3.I wonder what is being done to help you.4.So good things are being done here to save local wildlife.Give the students several minutes to understand the sentences and think about them.Conclusion of the rules.1.基本概念现在进行时的被动语态:表示或者主语正在承受的动作。2.现在进行时的被动语态的各种句式肯定式主语+否定式主语+一般疑问式Am/is/are+主语+特殊疑问式疑问词+am/is/are(+主语)+?3.变换方法:(1)“三变”:原句变为by短语,变为主语,谓语由变为;(2)“三不变”:原句意思不变,原句时态不变,原句主谓宾以外成分不变。.Consolidation.A.Fill in the blanks with the right form of the given words.1.Ill go to work on foot because my bicycle (repair).2.The new machine (test)now,which makes much noise.3.How the new teaching method (try) there?4.These birds (protect) well there.5.Mary is such a good student that she always (praise) by the teachers.B.Complete the sentences.1.我们能够听见报纸在快速转动的印刷机上印刷着。We can hear that the newspapers quickly on fast-moving printing machines.2.现在到处都在播放着这首歌曲。Now this song everywhere.3.具有更多功能的手机现在正在被开发和完善。Mobile phones with more functions and now.4.目前正在教授他们英语和法语。They English and French .5.约翰不在这里。他现在一定是在接受采访。John here.He now.拓展.1.Shes made rapid progress recently and is always being praised by the teachers.2.To the teachers anger,the silly questions are always being asked by his students.注意:现在进行时被动语态与,等连用时,表示经常性的被动动作,此时往往带有赞赏或厌恶等感情色彩。.1.The city is under attack at the moment.=The city is being attacked at the moment.2.The telephone is in use now.= The telephone is being used now.3.Many new cars are on show.= Many new cars are being showed.be+n.也可以表示进行时的被动语态。.1.You are wanted on the phone.2.MP3 is becoming more and more popular.In other words,it is loved by more and more people.注意:有些表示“状态,心理活动,情感”等的动词,常用一般现在时的被动语态表示“正在进行”。.Consolidation.Change the following sentences according to the examples.Example:The wildlife here is under protection.The wildlife here is being protected.1.Im afraid that the road to Wolong Nature Reserve is under repair.2.How much money we should spend on endangered tigers is under discussion.3.The side effects of the new drug are under research.4.The request to buy a video for each classroom is under consideration.5.The project to make a new home for pandas is under development.巩固运用.Correct the following mistakes.1.Look! A frog is swallowed by a snake over there.2.These animals are hunting at such a speed that they will disappear soon.3.Will you go with me to see the film that shown tonight?4.Thousands of families are fleeing their homes because their country is under attacked.Multiple choice.1.I dont suppose the police know who did it.Well,surprisingly they do.A man has been arrested and now.A.has being questionedB.is questioningC.has questionedD.is being questioned2.A new cinema here.They hope to finish it next month.A.will be builtB.is builtC.has been builtD.is being built3.Selecting a mobile phone for personal use is not an easy task because technology so rapidly.A.is changingB.has changedC.will have changedD.will change4.I dont know what time it is now.My watch .A.is repairingB.has been repairedC.is being repairedD.has repaired5.It is said that pandas in our country year after year.A.are being disappearedB.are disappearingC.will be disappearedD.will disappear6.With more forests being destroyed,huge quantities of good earth each year.A.is washing awayB.is being washed awayC.are washing awayD.are being washed away7.Are we about to have dinner?Yes,it in the dinning room.A.is servingB.is being servedC.has been servingD.serves8.They are living with their parents for the moment because their own house .A.is being rebuiltB.has been rebuiltC.is rebuiltD.has rebuilt9.Would you please keep silent?The weather report and I want to listen.A.is broadcastB.is being broadcastC.has been broadcastD.had been broadcast.Think about and write down what you should do in the following situation:What should you do if you are being given a large sum of money?参考答案感受新知.1.此时此刻;现阶段2.am/is/are being done.;am/is/are not being done.;being done.;being done.3.主语;宾语;主动;被动.A.1.is being repaired2.is being tested3.is;being tried4.are being protected5.is;being praisedB.1.are being printed2.is being played3.are being developed;improved4.are being taught;at present5.isnt;must be being interviewed拓展.always;constantly;all the time.under/in/on.1.Im afraid that the road to Wolong Nature Reserve is being repaired.2.How much money we should spend on endangered tigers is being discussed.3.The side effects of the new drug are being researched.4.The request to buy a video for each classroom is being considered.5.The project to make a new home for pandas is being developed.巩固运用.1.is being swallowed2.are being hunted3.is being shown4.being attacked/under attack.15.DDACB69.DBAB.If I am being given a large sum of money,then lots of my dreams ca