47. A. So B. Thus C . Since D. While
46. A. through B. across C. of D. on
45. A. Gradually B. Finally C . Luckily D. Hopefully
44. A. possess B. apply C. include D. develop
43. A. careful B. proud C. tired D. aware
42. A. beyond B. about C. over D. in
41. A. courses B. benefits C . challenges D. features
40. A. diary B, report C . note D. notice
39. A. With B. Before C . During D. After
38. A. Subjects B. ideas C. Procedures D. Examples