A、New-born baby. B、Maternal. C、Male. D、Middle-aged. D信息明示题。由the death rate of middle-aged residents increased dramatically accor

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问题  
The expected life span of Beijing residents has gone up to 75.5 years old compared with 74.4 years old a decade earlier while the death rate of middle-aged residents increased sharply according to recent official report. The report made public by the Beijing Disease Controlling Prevention Center said the death rate of people aged between 35 to 54 years old has gone up 58.5 percent during the past ten years. From 158 people per 100,000 in 1991 to 251 people per 100,000 last year. Baby and maternal death rate went down 132 percent and 147 percent respectively. However, expert said long-term infectious diseases were the main causes of death covering 60 percent of the total number of death. The male death rate is higher than that of females. And the death rate among rural residents is higher than that of the urban ones.
3. How many the expected life-span of Beijing residents has gone up compared with that a decade earlier?
4. Which group’s death rate had gone up greatly during the past 10 years?

选项 A、New-born baby.
B、Maternal.
C、Male.
D、Middle-aged.

答案D

解析 信息明示题。由the death rate of middle-aged residents increased dramatically according to recent official report.可知,中年人的死亡率大幅度地上升,而之后也提到中年人死亡率上升了58.5%。故选D。
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