41. in connection with
42. transform into
43. take place
44. excel at doing 擅长于
45. be based on
46. play a key role
47. spread to
48. come from
49. be related to
50. a minimum of
51. begin to
52. begin doing
53. start to
54. start doing
55. cause/lead/enable/force/order sb to do sth
56. attempt to do sth
57. expect sb to do sth; sb be expected to do sth; sb expect (it is expected) that +句子
58. be compared to/with
59. appear/seem to do
60. at a time when +句子