以下内容是2019 年 12 月四级第一套选词填空解析(新东方石家庄学校)供各位考生参考！新东方网四六级频道第一时间更新公布英语四六级真题答案。同时广大考生还可以参与线上直播，与线上老师随时互动答疑，敬请广大考生密切关注2019年12月英语四六级真题解析专题。 

　　12月四六级考试直播入口→_→猛戳

　　Section A

　　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 airplanes. Researchers found that only people who were seated in 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 reports 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, litter was known about the risks of getting 31 infected by common respiratory viruses, such as the flu or common cold, on an airplane, the researchers said. So, to 32 the risks of infection, the study team flew on 10 different 33 in the U.S. 34 side of a person infected with flu, as well as those sitting one roe in front of or behind this individual, had about an 80 person chance of getting sick. But other passengers were 35 safe from infection. They had a less than 3 percent chance of catching the flu.

　　A) accurate

　　B) conclusion

　　C) directly

　　D) either

　　E) evaluate

　　F) explorations

　　G) flights

　　H) largely

　　I) nearby

　　J) respond

　　K) slim

　　L) spread

　　M) summit

　　N) vividly

　　O) vulnerable

　　【答案】

　　26.B27.L28.K29.A30.O

　　31.C32.E33.G34.D 35.H

　　【解析】

　　26. 根据空前the，空后并未紧跟名词，所以确定此空应填词性为名词，根据句意，这是一个新研究的...，选项中B选项(conclusion结论)符合本句句意。

　　27. 此空在句子中充当谓语动词，根据时态、语态、情态确定动词的形式应为动词原形，根据句意“研究了呼吸道病毒如何在飞机上....”填入L选项(spread传播)符合句意。

　　28. 此空跟在冠词a与名词chance之间，可知要填形容词修饰chance，根据句意“只有独自乘坐飞机的乘客有高风险得病，所有其他的乘客只有(only)...的几率得病”可知，前后句表达相反意思，应填入K(slim)表示患病几率较小。

　　29. 此空跟在动词与名词中间，应填入形容词修饰information，根据句意可知“之前的研究并未呈现关于在飞机上患病的...信息，因此这些新研究会帮助乘客...”应填入A(accurate准确的)表示过去并未有过相关信息。

　　30. 根据前文可知，新研究可以帮助乘客更不(less)...对于得病，需要填入能跟to构成固定搭配的词表示不易得病，O(vulnerable 易感染的)符合，表示不易得病。

　　31. 此空跟在动词与过去分词之间，应填入副词进行修饰，表示...地被普通的病毒感染的风险，根据句意可知，C(directly)和H(largely)均可填入此空，根据之后35空可排除H。

　　32. 根据so可知，前句与本句构成因果关系，前句说垃圾与直接被病毒感染从而患病有关，因，所以，为了...感染的风险，研究团队开始进行研究，填入动词跟在to后构成to do，筛选选项，E(evaluate评估)无论是词意还是形式都符合。

　　33. 根据前文数字10与形容词different可知本空应填入名词复数形式，本篇文章一直在谈论在飞机上患病的可能性，所以填入G(flights航班)符合句意。

　　34. 根据后文提到有些研究者坐在患病者的前方或后方，那本句应表示研究者坐在患病者的任何一方D(either 两者之一)。答案应该是D either

　　35. 此空跟在be动词与形容词之间，可填入副词修饰safe，根据后文提到这些人只有百分之三的患病几率，筛选副词可知，其不患病的概率应该是非常高，H(largely极大地)表示程度很高。