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 ar

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

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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 was related to life【B3】______ over the age of 50.【B4】______ differences in what mothers ate during pregnancy, and infections occurring at different times of the year could both have an impact on the health of a new-born baby and could【B5】______ its life expectancy 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 are【B8】______ to infections of the digestive system."【B9】______
     In the southern hemisphere, the picture was similar.【B10】______ . The study focused on people born at the beginning of the 20th century. "【B11】______ ," Doblhammer said.
【B3】
选项
答案expectancy
解析 由空前的life可推测所填词是名词。life expectancy意为“寿命”。
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