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根据所给资料。回答106-110题。 世界、发达国家、发展中国家同中国人均预期寿命比

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题目:

根据所给资料。回答106-110题。

世界、发达国家、发展中国家同中国人均预期寿命比较      (单位:岁)
年度中国世界发达国家发展中国家
平均数男女差值
1950-195539.3042.3040.763.00
1955-196043.1046.2044.613.1048.9668.1944.35
1960-196548.7050.4049.531.7051.4669.6147.60
1965-197058.8060.4059.581.6054.8770.3352.06
1970-197562.5063.9063.181.4056.6870.9254.24
1975-198065.5066.2065.840.7058.1171.6555.84
1980-198566.6968.9567.792.2659.6272.3157.61
1985-199067.9870.9469.422.9661.4873.4359.75
1990-199569.2472.6470.893.4163.0474.5161.52
2000-200571.4475.0873.213.6465.8876.6164.59
2010-201573.3077.1075.143.8168.0877.5267.58
2020-202574.8578.9376.834.087113578.7170.42

从表中看,从1950年到2025年,发达国家与发展中国家的平均寿命值的差距:

A.无明显变化规律

B.越来越大

C.先加大后缩小

D.越来越小

答案:

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