18.Having a trip abroad is good for the old couple, but it remains ____whether they will

enjoy it. A. to see 　B. to be seen　 　C. seeing　 　　　D. seen　 　(NMET 2002)

17. One learns a language by making mistakes and_____ them.　　　　 　　(2001spring)

A. correct 　　　　B. correcting　　　 C. corrects 　　　D. to correct

16. ______ late in the morning, Bob turned off the alarm.　　　　　 　　(2001spring)

A. To sleep　　　 B. Sleeping　　　　 C. Sleep 　　　　　D. Having slept

15.. ____ such heavy pollution, it may now be too late to clean up the river.(NMET 2001)

A. Having suffered B. Suffering　　 　C. To suffer　　　 D. Suffered

14.As I joined the big crowd, I got _____ from my friend. 　　　　　　　(NMET 2001)

A. separated　　 　B. spared　 　　　　C. lost　　　　　 D. missed

13. A ______ the general state of his health, it may take him a while to recover from the operation.　　　　　　　　　　　　　　　　　　　　　　　　　　　 　　　(2000spring)

A. Given 　　　　　B. TO give 　　　　C. Giving 　　　　D. Having given

12. The picture____ on the wall is painted by my nephew.　　 　　　　　　(2000spring)

A. having hung　 　B. hanging　　 　　　C. hangs　　 　　　D. being hung

11.The managers discussed the plan that they would like to see _____the next year.　

A. carry out　　 　B. carrying out　 　C. carried out 　D. to carry out(NMET 2000)

10.I’ve worked with children before, so I know what ___in my job.　　 (NMET 2000)

A. expected　　　 　B. to expect　　 C. to be expecting D. expects

9.　　　　 The purpose of new technology is to make life easier, ____it more difficult.(NMET 1999)

A. not make　　 　B. not to make　 C. not making　　　 D. do not make