百度试题 结果1 题目What is life expectancy of the earth.( ) A. life predition B. lifetime C. life span D. , longevity 相关知识点: 试题来源: 解析 BCD 反馈 收藏
Life Expectancy - What Makes the Difference? Babies born in the United States in 2005 are expected to live an average of 77.9 years, according to a 2007 study. That’s an increaseof more than 30 years since 1900, when Americans were expected to live just 47.3 years. The increase is big...
This is important in understanding what is affecting populations and predicting how they might change in response to new pressures in the future.Answer and Explanation: Life expectancies are an important metric in the study of human population dynamics, denoting the average period of time that any ...
What is the life expectancy for women in the U.S.? A. 84 B. 80.4 C. 74.5 D. 75.4 如何将EXCEL生成题库手机刷题 > 下载刷刷题APP,拍照搜索答疑 > 手机使用 分享 反馈 收藏 举报 参考答案: B 复制 纠错 举一反三 因气候变化原因,使用单位可以采取遮风、挡雨等措施,可以改变叉车的非封...
This chart has WHO data on life expectancy at birth. The figure is forboth genders for a period of 65 yearsacross 8 countries. People’s lifespans have been getting longer. Here is the life expectancies of the top 10 and bottom 10 countries in the world, plus the US and UK: ...
life expectancy is decreasing in America, the state of West Virginia may offer some answers.A. why B. that C. who D. how 相关知识点: 试题来源: 解析 A 这句话意思是:如果你想知道为什么美国人的预期寿命在减少,西弗吉尼亚州可能会给出一些答案。此题考查宾语从句,understand为句子谓语,后跟宾语从句...
文中提到:“Thus,a better predicator of life expectancy than GDP may be the average GDP for the bottom 40 percent of the population. Here the US falls in the middle of the pack of rich countries,rather than at the top"(因此,预测人均寿命用40%最贫穷人口的平均国内生产总值比用整个国内生产...
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The life expectancy is the number of years a person is likely to live for given their demographic profile. It is an average which means many people live many years more than their life expectancy while many live shorter lives.Answer and Explanation: ...
Life expectancy at birth is defined as how long, on average, a newborn can expect to live if current death rates do not change. The life expectancy in the United States, before COVID, was 78.7 years, and the current life expectancy for World in 2021 is 72.81 years, a 0.24% increase ...