2. 外语
  3. People born in the autumn live longer than those born in the spring. And they are less likely to fall【B1】______ill when they are

People born in the autumn live longer than those born in the spring. And they are less likely to fall【B1】______ill when they are

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问题     People born in the autumn live longer than those born in the spring. And they are less likely to fall【B1】______ill when they are older, according to an Austrian scientist. The scientists at the Max Planck Institute for Demographic Research made such【B2】______by using census data for more than one million people in Austria, Denmark and Australia. They found that the month of birth【B3】______life expectancy over the age of 50. Seasonal differences in what mothers ate during pregnancy, and infections occurring at different times of the year could both【B4】______the health of a new-born baby and could influence its life【B5】______in older age. "A mother giving birth in spring spends the last【B6】______of her pregnancy in winter, when she will eat less vitamins than in summer," said Gabriele Doblhammer, one of a team of scientists who carried out the research. "When she stops breast-feeding and starts giving her baby【B7】______food, it’s in the hot weeks of summer when babies【B8】______infections of the digestive system." In Austria, adults born in autumn lived about seven months longer than those born in spring, and in Denmark outlived by about four months. In the southern hemisphere, the picture was【B9】______. Adults born in the Australian autumn lived about 4 months longer than those born in the Australian spring. The study focused on people born at the beginning of the 20th century. "Although nutrition at all times of the year has improved since then, the【B10】______pattern persists," Doblhammer said.
【B5】
选项
答案expectancy
解析 空前的life及上句中的life expectancy提示，本空很有可能填expectancy，与前文构成复现。life expectancy意为“寿命”。
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