25. My father encouraged me in my painting, but never lived to see any of my works _______in public.

　A. exhibiting B. exhibited　 　C. having exhibited　 D. exhibited

24. When I returned home, I found the window open and something_______.

　A. to steal　　　 B. stealing　　　　 C. stolen　　　　　 D. stole

23. He wanted a basket of flowers _____ to his wife.

　A. sending　 B. sent　　　 　C. to sent　　　　　 D. to have sent

22．My letter, ______to the wrong number, reached him late.

　 A. to have addressed　　　　　　　 B. being addressed

　 C having been addressed　　　　　 D. to have been addressed

21.____ that the train is gone, it is useless to wait.

　A. Seen　　　 B. Seeing　 　C. Having seen　　　 D. to have seen

20. We will go for a walk in the Grand Park tomorrow, weather___.

A. permitting　 B. to permit　 C. permitted　 　D. having permitted

18. The name Nebraska comes from the Indian word “nebrathka” , _____ flat water.”

　A. to mean　 B. meaning　　 　C. it means　　　 D. by meaning

19 ____ his answer, she sent a second letter.　　　　　　　　

A. Receiving not 　　　　　　　　B. Not to receive　　

C. Not being received　　　　 D. Not having received

17. Anna was reading a piece of science fiction, _____ completely to the outside world.　　　

A. being lost　 B. having lost　　　　 C. losing　　　 D. lost

16. ____ all things into consideration , his life is a happy one.

　 A. Taking　　 B. having taken　　 C. Take　　　　 D. To take

15.The concert conducted by Karajan proved very _____.

　 A. exciting　 B. excited　 　C. to excite　　　 D. being excited