Unit 4 Wildlife 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
Ⅰ.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.Ⅱ.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 否定式 主语+ 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。 Ⅲ.Consolidation.
A.Fill in the blanks with the right form of the given words. 1.I’ll 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
Ⅰ.1.She’s made rapid progress recently and is always being praised by the teachers. 2.To the teacher’s 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。
Ⅱ.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。 Ⅲ.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”。 Ⅳ.Consolidation.
Change the following sentences according to the examples.
Example:The wildlife here is under protection.
The wildlife here is being protected.
1.I’m 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
Ⅰ.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.
Ⅱ.Multiple choice.
1.—I don’t suppose the police know who did it.
—Well,surprisingly they do.A man has been arrested and now. A.has being questioned B.is questioning C.has questioned D.is being questioned
2.A new cinema here.They hope to finish it next month. A.will be built B.is built
C.has been built D.is being built
3.Selecting a mobile phone for personal use is not an easy task because technology so rapidly.
A.is changing B.has changed C.will have changed D.will change
4.I don’t know what time it is now.My watch . A.is repairing B.has been repaired C.is being repaired D.has repaired
5.It is said that pandas in our country year after year. A.are being disappeared B.are disappearing C.will be disappeared D.will disappear
6.With more forests being destroyed,huge quantities of good earth each year. A.is washing away B.is being washed away C.are washing away D.are being washed away 7.—Are we about to have dinner?
—Yes,it in the dinning room. A.is serving B.is being served C.has been serving D.serves
8.They are living with their parents for the moment because their own house . A.is being rebuilt B.has been rebuilt C.is rebuilt D.has rebuilt
9.Would you please keep silent?The weather report and I want to listen. A.is broadcast B.is being broadcast C.has been broadcast D.had been broadcast
Ⅲ.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
Ⅱ.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
Ⅲ.A.1.is being repaired 2.is being tested 3.is;being tried 4.are being protected 5.is;being praised
B.1.are being printed 2.is being played 3.are being developed;improved 4.are being taught;at present 5.isn’t;must be being interviewed 拓展 Ⅰ.always;constantly;all the time Ⅱ.under/in/on
Ⅳ.1.I’m 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 Ⅰ.1.is being swallowed 2.are being hunted 3.is being shown
4.being attacked/under attack Ⅱ.1~5.DDACB 6~9.DBAB
Ⅲ.If I am being given a large sum of money,then lots of my dreams can come true right now.First,I will buy my parents a beautiful house and a car.And I will found a fund for the poor or disabled children to help them complete their dreams.Also,I will use them to help me enjoy the wonderful life.Do you think so?What’s your plan?
2019-2020学年英语高中人教版必修2学案：4.4 Word版含解析
