38. It was late, so we decided ______ a taxi home. A. to take B. taken C. taking D. was taken 39. I waved to Karen but I failed ____her attention. A. to be attracted B. to attract C. attracting D. attracted 40. We decided ______ because of the bad weather. A. not going out B. not to go out C. not go out D. not gone 41. She always encouraged her son _____ . A. to jog B. jogged C. is jogging D. jogging 42. He has been on a diet to _____weight. A. have lost B. having lost C. to have lost D. lose 43. I don’t know whether ______ for the job or not. A. to applying B. apply C. to apply D. applied 44. Don’t forget _____ the letter I gave you. A. to post B. posting C. post D. posted 45. There was a lot of traffic, but we managed _____ to the airport in time. A. are gone B. going C. to go D. to be going 46. Jill didn’t afford _____ a car. A. buy B. to buy C. buying D. bought 47. They had a boy ______ that yesterday. A. done B. to do C. did D. do 48. We get our mail ______ yesterday. A. been delivered B. delivered C. delivering D. to deliver 49. We’ve got a new computer in our office. I haven’t learnt how ______ it yet. A. to operate B. operating C. operate D. be operated 50. Tom hopes _______ a solution soon. A. to be found B. finds C. to find D. finding 51. This involves having a good memory and ______ hard. A. work B. to work C. worked D. working 52. They claimed ______ the problem. A. have solved B. solve C. solving D. to have solved 53. I’ve been invited to the party but I don’t know ______ or not. A. whether I should to go B. whether go C. whether going D. whether I should go 54. Health experts advise ______ breakfast. A. us not skipped B. us not skipping C. us not to skip D. us not skip 55. I would rather ______ this job. A. not taken B. not take C. not to take D. not taking _____________________________________