36. has -> had
37. will -> would
38. so -> as
39. wish -> wish
40. will -> would
41. didn't say -> hadn't said
42. wasn't -> hadn't been
43. will -> would
44. didn't send -> hadn't sent
45. have -> had
46. fluent -> fluently
47. miles -> mile
48. can -> could
49. reviewed -> had reviewed
50. didn’t speak -> hadn't spoken