请教高手几道题～！为什么题目很像答案不一样？

Dawnwjc

1.the total market value of real estate in Altonvillle has steadly declined over the past four years. This decline has meant that the overall figure on which the city's property tax is based----the assessed value of that real estate----has also declined. The percentage of assessed value that was paid as property taxes to the city, however, did not change from year to year during this period?

the information above most strongly support which of the following?

A. The percentage of Altonville's yearly revenue that comes from money collected in property taxes did not change over the past four years

B The percentage of Altonville's yearly revenue that comes from money collected in property taxes has declined steadily over the past four years.

C The amount of revenue that Altonville collected from property taxes was lower last year than it was four years ago

D During the past four years, Altonville officials increased tax rates on other sources of revenue such as retail sales and business profits

E Altonville will soon require property owners to pay a higher percentage of the assessed value of their propert as property tax.

这道题的答案选 C

2 the total market value of real estate in Altonvillle has steadly declined over the past four years. This decline has meant that the overall figure on which the city's property tax is based----the assessed value of that real estate----has also declined. Moreover, the percentage of assessed value that was paid as property taxes to the city did not change during this period.

A Money collected from property taxes provided most of Altonville's revenue during the past four years.

B The percentage of Altonville's overall revenue that was collected from property taxes did not change over the past four years.

C Altonville officials has proposed rasing property tax rates during the past four years but never did so because of strong opposition from property owners.

D The total amount of revenue that Altonville has collected from property taxes has declined over the past four years

E during the past four years, Altonville officials also did not increase tax rates on other sources of revenue such as retail sales or business profits.

这个题选D

请教一下高手这两个题， 从题意理解上我就有点问题 不明白他在说什么～！还有第一个的B选 项不就是第二个D选项啊