48. A. desert B. leave C. escape D. remove
47. A. greater B. stronger C. narrower D. fewer
46. A. mobility B. motive C. moral D. mission
45. A. However B. Moreover C. Therefore D. Furthermore
44. A. force B. influence C. make D. offer
43. A. order B. ignorance C. guidance D. rudeness
42. A. limited B. identical C. diverse D. distant
41. A. certain B. abnormal C. awkward D. free
40. A. positions B. customs C. contracts D. contacts
39. A. dating B. appointing C. engaging D. matching