22. Henry can’t attend the party _____ at Tom’s house at present because he is preparing the speech at the party _____ at Marie’s house tomorrow.

　 　A. held; being held　　　　　　 B. to be held; to be held

　 　C. to be held; held　　　　　　 D. being held; to be held

21. All of the flowers now _____ here have developed from those once _____ in the forest.

　　 A. raised; grown　　　　　　 　B. rising; growing

　 　C. raised; growing　　　　　 D. rising; grown

20. The joke told by Tom made us _____, so the teacher couldn’t make himself _____.

　 　A. to laugh; hearing　　

　　 B. laughing; heard　

　 　C. laughing; hear　

　 　D. laughed; heard

19. When he came to, he found himself _____ on a chair, with his hands _____ back.

　 　A. to sit; tying　 　　　　 　B. sitting; tying　 　

　　 C. seating; tied　　　　　 　 D. seated; tied

18. --- Did you get a dictionary?　　

　　 --- No, I _____, but there were not any _____.

　　 A. tried; to be left　　　　 　B. had tried to; leaving　

　 　C. tried to; left　　　　 　　 D. had tried; have left

17. _____, the subject was always in my mind.

　 　A. Walking or sleeping　 　

　　 B. Walking or slept　 　

　　 C. Having walked or slept

　　 D. To walk and sleep

16. As I will be away for at least a year, I’d appreciate _____ from you now and then so that I can know how everyone is getting along.

　　 A. having heard　 　　　　　　 B. to hear　

　　 C. hearing　 　　　　　　　　 　D. being heard

15. The program was so exciting that the children kept their eyes _____ on the screen.

　 　A. to fix 　　　 　B. to be fixed　　　 　 C. fixed　 　　 　D. fixing

14. The thief fell to the ground, his left foot _____ and blood _____ down from his mouth.

　 　A. breaking; running　 　　　　 B. broken; running　

　　 C. breaking; run　 　　　　　　 D. broken; run

13. The monument was built in honor of the explorer who was believed _____ the river.

　 　A. to have discovered　

　　 B. to have been discovered　

　 　C. to discover　　　

　　 D. having been discovered