71.   Republicans themselves have called for additional reforms that would reduce the tax burden but are divided about overhauling the system.

72.   Residents and merchants are divided about what to do.

73.   Scientists are divided about the degree of protection it will afford.

74.   Scientists are divided about the health impact of the exposures, however.

75.   She received a tremendous reception in the convention hall, but the question now is how her performance will affect the general public, which is divided about her.

76.   Student opinion on campus is divided about the visit.

77.   Students in the YouthStream survey were divided about whether references to the attacks were appropriate in advertising.

78.   That is because opinion inside the network is divided about Maher.

79.   Technology executives themselves are sharply divided about how to shape public policy to make broadband service more readily available.

80.   That could be because his Justice Department, whose officials are divided about the idea, could not agree on a draft.