31. go - went -
32. grow - grew -
33. have - had -
34. hear - heard -
35. hide - hid -
36. hold - held -
37. keep - kept -
38. know - knew -
39. lay - laid -
40. learn - learnt -
41. leave - left -
42. make - made -
43. meet - met -
44. pay - paid -
45. ride - rode -
46. ring - rang -
47. rise - rose -
48. run - ran -
49. say - said -
50. see - saw -
51. sell - sold -
52. shake - shook -
53. sing - sang -
54. sit - sat -
55. sleep - slept -
56. smell - smelt -
57. speak - spoke -
58. stand - stood -
59. swim - swam -
60. take - took -
61. teach - taught -
62. tell - told -
63. think - thought -
64. throw - threw -
65. understand - understood -
66. wake - woke -
67. wear - wore -
68. write - wrote -