听力题
单选题
The expected life-span of Beijing residents has gone up by _______compared with that a decade earlier.
A、
1.5 years
B、
1.4 years
C、
1.2 years
D、
1.1 years
【正确答案】
D
【答案解析】
单选题
The _______mortality rate had gone up greatly during the past 10 years.
A、
infant
B、
maternal
C、
male
D、
middle-aged
【正确答案】
D
【答案解析】
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