41. She was quick _______ understanding what we wanted her to do.
A. from B. on C. to D. at
42. Our neighbors have always been very friendly _______ us.
A. from B. on C. to D. at
43. But to be brilliant _______ it, I have to work hard at it, and I don't actually like it.
A. from B. on C. to D. at
44. There's no money available _______ an office party this year.
A. from B. on C. for D. at
45. If we lose the case we may be liable _______ the costs of the whole trial.
A. for B. on C. to D. at
46. You'll be late _______ your flight if you don't hurry up.
A. for B. on C. to D. at
47. Trains may be subject to delay - we apologize _______ any inconvenience caused.
A. for B. on C. to D. at
48. Contrary _______ all our expectations, he found a well-paid job and a nice girlfriend.
A. from B. on C. to D. at
49. He didn't seem very interested _______ what I was saying.
A. in B. on C. to D. at
50. He became internationally famous _______ his novels.
A. for B. from C. as D. in
