专为中国人写的英语语法（三）

概要：主动语气 被动语气现在进形式 I am writing this letter. The letter is being written by me.现在完程序 I have written the letter. The letter has been written by me.过去进形式 I was writing the letter when you came. The letter was being written by me when you came.过去完程序 I had written the letter before you came. The letter had been written by me before you came.未来式 I will write the letter. The letter will be written by me.未来完成式 I will have written this letter. This letter will have been written by me.未来式 I am goin

专为中国人写的英语语法（三）,标签：九年级英语语法,http://www.kgf8.com

　　主动语气 被动语气

　　现在进形式 I am writing this letter. The letter is being written by me.

　　现在完程序 I have written the letter. The letter has been written by me.

　　过去进形式 I was writing the letter when you came. The letter was being written by me when you came.

　　过去完程序 I had written the letter before you came. The letter had been written by me before you came.

　　未来式 I will write the letter. The letter will be written by me.

　　未来完成式 I will have written this letter. This letter will have been written by me.

　　未来式 I am going to see you. You are going to be seen by me.

　　以下是更多的例子：

　　主动语气 被动语气

　　I have seen him. He has been seen by me.

　　He is going to help you. You are going to be helped by him.

　　He will teach English. English will be taught by him.

　　He has helped me all my life. I have been helped by him all my life.

　　He had called me before you came. I had been called by him before you came.

　　He was calling his mother when we went there. His mother was being called by him when we went there.

　　助动词不一定和时式有关，can、should、has to等等都是助动词，这些助动词在改成被动语气的时后，都应维持原状，只需加入verb to be和过去分词即可。以下是一些例子：

　　主动语气 被动语气

　　I can play the piano. The piano can be played by me.

　　I may use this room. This room may be used by me.

　　He must give the book to me. The book must be given to me by him.

　　You should help him. He should be helped by you.

　　You have to write this letter. This letter has to be written by you.

　　He ought to write this report. This report ought to be written by him.

　　【练习三十】

　　将以下的句子改成被动语气：

　　1. He has written three novels.

　　2. He will write that letter.

　　3. They will sing these songs tomorrow.

　　4. He will give the speech.

　　5. They are painting the house.

　　6. I have given him three books.

　　7. I can do this job.

　　8. He had told me that story before we went there.

　　9. Teachers should help the students.

　　10. He is writing the report now.

　　11. The students must read this book.

　　12. I have to give this letter to my mother tonight.

　　13. All citizens ought to obey the law.

　　14. He has eaten all of the cakes.

　　15. The reporters were taking pictures when the storm started.

　　16. He had finished the work before five o'clock last night.

　　17. Peter will write that letter.

　　18. John has received my letter.

　　19. Millions of people saw the movie “Gone with the wind”.

　　20. He has proved that theorem.

　　【练习三十一】

　　将以下句子改成主动语气：

　　1. Two books have been written by Joseph.

　　2. Football is being played by John.

　　3. He should be given that lecture by his father.

　　4. That report will be written by him.

　　5. The letter has been received by the King.

　　6. This movie should be seen by every one.

　　7. This book ought to be read by every student.

　　8. They are being helped by me.

　　9. The movie is going to be seen by all of us.

　　10. This cake can be eaten by kids.

　　8§4 否定句子的被动语气

　　将一个否定句子或一个问句改成被动语气，其步骤如下：

　　(1) 将此句子改成肯定句子

　　(2) 将此肯定句子改成被动语气

　　(3) 将此被动语气的句子改成否定句子

　　现在举一个否定的例子：

　　I did not take this picture.

　　对应的肯定句子是：

　　I took this picture.

　　改成被动语气：

　　This picture was taken by me.

　　再改成否定句子：

　　This picture was not taken by me.

　　下面的例子都是用来解释如何将一个否定句子改成被动语气：

　　1. They did not like the music.

　　(a). They liked the music.

　　(b). The music was liked by them.

　　(c). The music was not liked by them.

　　2. I have not written that letter.

　　(a). I have written that letter.

　　(b). That letter has been written by me.

　　(c). That letter has not been written by me.

　　3. You can not eat that cake.

　　(a). You can eat that cake.

　　(b). That cake can be eaten by you.

　　(c). That cake can not be eaten by you.

　　4. He does not play music.

　　(a). He plays that kind of music.

　　(b). That kind of music is played by him.

　　(c). That kind of music is not played by him.

　　5. I am not going to see you.

　　(a). I am going to see you.

　　(b). You are going to be seen by me.

　　(c). You are not going to be seen by me.

　　6. They will not see that movie.

　　(a). They will see that movie.

　　(b). That movie will be seen by them.

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