61.   The basic problem is that the boundaries are never very clear.

62.   The east and west boundaries would be fitted with tunnel-like structures that Price calls sleeves.

63.   The dog knows where the boundary is, Houpt said, but a visitor like a letter carrier may not know that there is a fence.

64.   The ends of words are marked by silence at the ends of utterances, and there are boundaries between words and constraints on sequences of sounds.

65.   The international boundaries are not entirely clear and there is no peace treaty.

66.   The new boundaries are to go into effect Wednesday.

67.   The next boundary to fall is the United States, where the Corrs are determined to achieve similar recognition.

68.   The president is expected to call for the establishment of a provisional Palestinian state, whose temporary boundaries would be adapted at an international conference in September.

69.   The research being done by Ebbesmeyer and Ingraham is a reminder that when it comes to the ocean, national boundaries are meaningless.

70.   The urban growth boundary is de signed to direct development back into the center of town, where roads, sewers and other services are already in place.