51.   But such meticulous paperwork did not prepare Anthony for a sudden change in zoning.

52.   But the international drug business is always subject to sudden change.

53.   But the paramecium lives in an environment that is subject to sudden changes in temperature, affecting the supply of food and oxygen.

54.   But the sudden change of fortune did not dampen the enthusiasm of the legion of Toms River fans in the stands.

55.   But this is a game of sudden change, unexpected change.

56.   But to the McCoys and many other investors in April, the sudden changes were baffling.

57.   By that afternoon, I was beginning to see my sudden change of plans as a good thing.

58.   Cursory answers, glazed expressions, awkward silences and sudden changes.

59.   Despite the seriousness of their negotiations, Yeltsin appeared to derive a bit of merriment from the sudden change in their physical status.

60.   Do they react effectively to sudden changes in weather or traffic conditions?