41. Distinguish between a and b; distinguish a from b
42. Allergic to xxx
43. Attribute to xxx
44. Spring to life in a flash of inspiration
45. Number increased by 50%
46. Difficult to do
47. No less remarkable than the development of CD
48. Sb is disinclined to recognize that…
49. A method of protecting
50. Method for doing
51. Call xxx to consider
52. Worry about / dispute over
53. Known to orbit
54. Know as the solar wind
55. Elect to retire rather than face
56. His courage is not unlike that of sb
57. He is likely to be at server disadvantage s
58. The rising cost
59. The rising of moon
60. There is no consensus on
