25. They apologized for ______ to attend the meeting.

A. their not being able　 B. their being not able　

C. them not able　　　 D. them being able not

24. After ______ for the job, you will be required to take a language test.

A. being interviewed　 B. interviewed　 C. interviewing　 D. having interviewed

23. Will those ______ the children from abroad come to the headmaster’s office?

A. teaching　　　　 B. teach　　 C. who teaches　　 D. who teaching

22. With a lot of difficult problems ______, the manager felt worried all the time.

A. to settle　　　　 B. settling　　 C. settled　　　 D. being settled

21. The manager promised to keep me ______ of how our business was going on.

A. to be informed　 B. on informing　　 C. informed　　　　 D. informing

20. ----Do you have anything more ______, sir?

----No. You can have a rest or do something else.

A. typing　　　 B. to be typed　　 C. typed　　 D. to type

19. They arrived at their university very late, ______ the gate closely shut.

A. found　　 B. to find　　 C. find　　 D. finding

18. ______ her mother had come, her face lit up.

A. Hearing　 B. Having heard　 C. When hearing D. When she heard

17. They set out ______ for the ______ boy.

A. searching; losing　 B. searching; lost　 C. to search; lost D. to search; missed

16. ______ the room, a letter was laid on the ground.

A. Entering　　 B. Having entered　　 C. He entered　 D. Mrs Green entering