38. A. If           B. As                C. Since         D. Although
39. A. carry on      B. give up            C. break down    D. find out
40. A. strange       B. pleasant           C. difficult       D. serious
41. A. sent         B. employed           C. learned from   D. worked as
42. A. In time       B. Before long        C. Since then     D. Later on
43. A. Then        B. Thus               C. So          D. Still
44. A. near         B. after              C. about        D. around
45. A. insists        B. sighs              C. jokes        D. apologizes
46. A. besides       B. therefore           C. however     D. otherwise
47. A. terrible       B. tasty              C. expensive     D. special
48. A. starved       B. traveled           C. worked out    D. ate out
49. A. Due to        B. As for           C. Along with    D. Except for
50. A. until          B. before           C. if            D. unless
51. A. an easier way   B. a cheaper way     C. a cleaner way   D. a harder way
52. A. receive        B. welcome         C. greet         D. fetch
53. A. good          B. wrong           C. right         D,. opposite
54. A. admitted       B. suggested        C. agreed        D. explained