题目内容
（请给出正确答案）
听力原文： （30[A]) The infant mortality rate in China has declined notably since the beginn
听力原文： (30[A]) The infant mortality rate in China has declined notably since the beginning of the 1990s, according to China's new white paper on children's conditions. (29[A]) The average decrease in infant mortality in the country is 6.5 percent a year since 1990. The mortality rate of children under five years old has been tailing off by 5.85 percent annually, the white paper says. The white paper, entitled "The Situation of children in China" and issued by the Information Office of the State Council says that so far, no other country in the world with an annual per capita income approximate to China's has attained such rapid decreases.
The percentage of the annual decrease in infant mortality rate since 1990 is ______.
A．6.5
B．5.85
C．5
D．19
答案
A
解析：细节题。新闻中说：自从1990年来这个国家平均婴儿死亡率下降比例为每年6.5％(6.5percent a year since 1990)，这意味着选项A为正确。
