动词的-ing形式练习

不改变原句意思，用-ing形式改写原句：

1. Why are you late?   

What’s your reason for _____ ________? 

2. I suggest that the meeting should be put off till some other time.   

I suggest _______ _______ _______ _________ _______ till some other time. 

3. He left the room. He didn’t say a word.   

He left the room without ______ ______ ________.

4. My mother insisted that I should go on to college.   

My mother insisted on ______ ______ ______ ______ _________.

5. As soon as I arrived home, I found they had left.  

On ________ ________, I found that they had left.

6. Would you mind if I lend this book to Tom first?   

Would you mind ______ ______ _____ _______ ______ ______ _______?

7. He broke the lock and the door was opened.   

He opened the door by ______ ______ _______.

8. I have troubled you. Excuse me for that.  

Excuse me for ______ _______ ________.

9. The large building which is being built down the street will be a hospital.

  The large building ______ ______ down the street will be a hospital.

10. He felt worn out. He went to bed at once.

  _______ _______ _______, he went to bed at once.

11. She hadn’t seen her mother for three years. She was shocked to see how old she had grown.

   _______ _______ _______ ______ _____for three years, she was shocked to see how old she had grown.

12. People had laughed at him again and again for his “wild” ideas. He kept what he expected to invent this time.

   ______ ______ _______ ______, he kept what he expected to in vent this time.

答案： 

1. being late                                                  2.the meeting being put off

3. saying a word                                            4.my going on to college

5. arriving home                                            6.my lending this book to Tom first

7.breaking the lock                                        8.having troubled you

9.being built                                                  10. Feeling worn out

11. Not having seen her mother                      12.Having been laughed at