阅读下列短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

I went to a group activity, “Sensitivity Sunday”, which was to make us more  36  the problems faced by disabled people. We were asked to “ 37  a disability” for several hours one Sunday. Some members,  38 , chose to use wheelchairs. Others wore sound-blocking earplugs（耳塞）or blindfolds（眼罩）.

Just sitting in the wheelchair was a  39  experience. I had never considered before how  40  it would be to use one. As soon as I sat down, my  41  made the chair begin to roll. Its wheels were not  42 . Then I wondered where to put my  43 . It took me quite a while to get the metal footrest into  44 . I took my first uneasy look at what was to be my only means of  45  for several hours. For disabled people, “adopting a wheelchair” is not a temporary（临时的）  46 .

I tried to find a  47  position and thought it might be restful,  48  kind of nice, to be  49  around for a while. Looking around, I  50  I would have to handle the thing myself? My hands started to ache as I  51  the heavy metal wheels. I came to know that controlling the  52  of the wheelchair was not going to be a(n)  53  task.

My wheelchair experiment was soon  54 . It made a deep impression on me. A few hours of “disability” gave me only a taste of the  55 , both physical and mental, that disabled people must overcome.

36. A. curious about      B. interested in            C. aware of                 D. careful with

37. A. cure                   B. prevent                 C. adopt                    D. analyze

38. A. instead                      B. strangely               C. as usual                  D. like me

39. A. learning                     B. working               C. satisfying                 D. relaxing

40. A. convenient          B. awkward              C. boring                   D. exciting

41. A. height                 B. force                   C. skill                      D. weight

42. A. locked                B. repaired                C. powered                 D. grasped

43. A. hands                B. feet                    C. keys                      D. handles

44. A. place                B. action                  C. play                      D. effect

45. A. operation           B. communication        C. transportation           D. production

46. A. exploration         B. education              C. experiment             D. entertainment

47. A. flexible               B. safe                    C. starting                 D. comfortable

48. A. yet                         B. just                     C. still                    D. even

49. A. shown             B. pushed                 C. driven                  D. guided

50. A. realized             B. suggested              C. agreed                   D. admitted

51. A. lifted                 B. turned                  C. pressed                  D. seized

52. A. path                   B. position                C. direction                D. way

53. A. easy                   B. heavy                  C. major                          D. extra

54. A. forgotten            B. repeated               C. conducted              D. finished

55. A. weaknesses          B. challenges             C. anxieties                D. illnesses