2021年12月英语四级阅读真题及答案 第2套 选词填空.pdf
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1、欢迎您阅读并下载本文档,本文档来源于互联网,如有侵权请联系删除!我们将竭诚为您提供优质的文档!第 1 页 共 3 页 2021 年 12 月英语四级阅读真题及答案 第 2 套 选词填空 Finally,some good news about airplane travel.If you are on a plane with a sick passenger,you are unlikely to get sick.That is the _26_ of a new study that looked at how respiratory(呼吸道)viruses _27_ on airpla
2、nes.Researchers found that only people who were seated in the same row as a passenger with the flu,for example-or one row in front of or behind that individual-had a high risk of catching the illness.All other passengers had only a very _28_ chance of getting sick,according to the findings.Media rep
3、orts have not necessarily presented _29_ information about the risk of getting infected on an airplane in the past.Therefore,these new findings should help airplane passengers to feel less _30_ to catching respiratory infections while traveling by air.Prior to the new study,little was known about th
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