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1、2022年考博英语-河北农业大学考试题库及全真模拟冲刺卷（含答案带详解）1. 单选题The African students _ snow before they come to Shijiazhuang.问题1选项A.have never before seenB.couldnt before seeC.would never before seeD.have not before seen【答案】A【解析】考查现在完成时。句意：非洲学生来石家庄之前从未见过雪。根据谓语动词see的动作发生在以前、并且对现在有影响确定用现在完成时，A选项have never before seen符合题意。其
2、余选项时态错误。因此A选项正确。2. 单选题Those naughty boys were caught _flowers in the garden again.问题1选项A.to stealB.stealingC.having stolenD.to have stolen【答案】B【解析】考查现在分词的用法。现在分词放在另一动作之后，表示主语在进行谓语动向所表示的动作的同时正在进行另一个动作，此时现在分词对谓语动词起修饰或陪衬的作用。句意：那些淘气的男孩又在花园里偷花被抓了，因此根据句意B项为正确答案。catch的常见用法catch sb doing sth“发现某人正在做某事”，转换为被
3、动用法则是sb be caught doing sth，因此A和D项均错误；C项使用的是现在分词的完成式，与句意不符，故排除。3. 单选题In former revolutionary base areas, the poverty-stricken people can not afford to live in _ conditions.问题1选项A.graciousB.decentC.honorableD.positive【答案】B【解析】考查形容词辨析。A选项gracious“宽厚的；仁慈的”；B选项decent“像样的；相当好的”；C选项honorable“可敬的；保护声誉的；体面的
4、”；D选项positive“积极的”。句意：在旧的革命根据地，贫困群众不能拥有_的生活条件。根据语境，B选项decent“像样的；相当好的”搭配conditions“条件”比较合理，意思指生活条件优越。因此B选项正确。4. 单选题He had been ill for months, and we were disturbed by his _ complexion.问题1选项A.darkB.sallowC.fairD.white【答案】B【解析】考查形容词辨析。A选项dark“黑暗的；深色的”；B选项sallow“（人的皮肤或面色）蜡黄色的”；C选项fair“白皙的”；D选项white“白色
5、的”。句意：他病了好几个月了，我们为他_而不安。根据语境，这里指生病许久，身体应该是虚弱的，B选项sallow“（人的皮肤或面色）蜡黄色的”符合题意。因此B选项正确。5. 单选题Im sure your research has _ this disease.问题1选项A.contributed to understanding ofB.contributed to understand ofC.been contributed to understand ofD.been contributed to understanding of【答案】A【解析】考查宾语从句。句意：我相信你的研究有助于
6、了解这种疾病。Im sure (that)+宾语从句，根据contribute的动作发生在过去、对现在有影响，确定用现在完成时；根据contribute的动作是主动发生，确定用主动语态；根据of所属结构确定用名词性的understanding，A选项contributed to understanding of符合题意。B选项understand是动词词性，C选项和D选项中has been done是被动语态。因此A选项正确。6. 单选题The robber was brought to the judge, _.问题1选项A.his hands were fast tiedB.his han
7、ds to be fast tiedC.his hands having been fast tiedD.his hands fast tied【答案】D【解析】考查独立主格结构。句意：抢劫犯被带到法官面前，双手被绑得紧紧的。根据双手被绑确定用被动语态，结合动作发生在过去，所以D选项his hands fast tied正确。A选项his hands were fast tied是完整的句子，语法错误；B选项his hands to be fast tied表示动作未发生，语法错误；C选项his hands having been fast tied表示动作在谓语动词之前发生，语法错误。因此D
8、选项正确。7. 单选题Groups of police were _ all along the street where the Queen was to pass.问题1选项A.dispersedB.displacedC.dispensedD.discounted【答案】A【解析】考查动词辨析。A选项dispersed“分散”；B选项displaced“取代；移动位置”；C选项dispensed“分发”；D选项discounted“打折；不理会”。句意：成群的警察被_在女王要经过的街道上。这里A选项dispersed“分散”比较符合语境，指警察在街道上保护女王，符合题意。因此A选项正确。8
9、. 单选题Birds that are literally half-asleepwith one brain hemisphere alert and the other sleepcontrol which side of the brain remains awake. According to a new study of seeping ducks.Earlier studies have documented half-brain seep in a wide range of birds. The brain hemispheres take turns sinking into
10、 the sleep stage characterized by slow brain waves. The eye controlled by the seeping hemisphere keeps shut. While the wakeful hemispheres eye stays open and alert. Birds also can sleep with both hemispheres resting at once. Decades of studies of bird flocks led researchers to predict extra alertnes
11、s in the more vulnerable end-of-the-row sleepers. Sure enough, the end birds tended to watch carefully on the side away from their companions. Ducks in the inner spots showed no preference for gaze direction.Also, birds dozing at the end of the line resorted to single-hemisphere sleep rather than to
12、tal relaxation. More often than inner ducks did. Rotating 16 birds through the positions in a four duck row, the researchers found outer birds half-asleep during some 32 percent of dozing time versus about 12 percent for birds in internal spots.“We believe this is the first evidence for an animal be
13、haviorally controlling sleep and wakefulness simultaneously in different regions of the brain.” the researchers say. The results provide the best evidence for a long standing supposition that single hemisphere sleep evolved as creatures scanned for enemies. The preference for opening an eye on the l
14、ookout side could be widespread, he predicts. Hes seen it in a pair of birds doing side-by-side in the 200 and in a single pet bird sleeping by a mirror. The mirror side eye closed as if the reflection were a companion and the other eye stayed open. Useful as half- seeping might be, its only been fo
15、und in birds and such water mammals as dolphins. Whales and seals. Perhaps keeping one side of the brain awake allows a seeping animal to surface occasionally to avoid drowning. Studies of birds may offer unique insights into sleep. Jerome M. Siegel of the UCLA says he wonders if birds half-brain sleep “is just the tip of the iceberg”. He speculates that more examples may turn up when we take a closer look at other
