55. A. heart B. world C. soul D. dream
54. A. approval B. appreciation C. joy D. thanks
53. A. quickly B. calmly C. happily D. slowly
52. A. get on B. get up C. get off D. get down
51. A. thank B. praise C. admire D. respect
50. A. taking B. making C. having D. moving
49. A. Since B. As C. While D. Because