2023考研英语一3月模考试卷附答案.pdf

2023考研英语一 3月模考试卷附答案There may be a_l_ between later bedtimes and weight gain,new research suggests.Researchers studied3,342 adolescents starting in 1996,_2_ them through 2009.At three points over the years,all reportedtheir_3_ bedtimes,as well as information on fast food consumption,exercise and television_4_.Thescientists_5_Body Mass Index at each interview.After controlling for age,sex,race,ethnicity and socioeconomic _6_,the researchers found that eachhour_7_ bedtime during the school or workweek was_8_ with about a two-point increase in B.M.L Theeffect was_9_ even among people_10_ got a full eight hours of sleep,and neither TV time norexercise l 1_ the effect.But fast food consumption _12_.The study,in the October issue of Sleep,_13_ questions,said the lead author,Lauren D.Asarnow,agraduate student at the University of California,Berkeley._14_,what is driving this relationship?she said.“Is it metabolic changes that happen when you_15_ late?And second,if we change sleep patterns,can wechange eating_16_ and the course of weight change?The scientists_l 7_that their study had limitations.Their sleep data_18_on sell-reports,and they did nothave_19_ diet information.Also,they had no data on waist circumference,_20_,unlike B.M.L,can helpdistinguish between lean muscle and abdominal fat.第 1题l.A concernB silenceC duskD link 参考答案 D 答案解析整篇文章研究的是晚睡和体重之间的“联系”。

第 2 题2.A sufferingB followingC fallingD settling 参考答案B共12页 第1页 答案解析这项研究“跟随”着研究对象从1996年到2009年第 3 题3.A present B normalC preferableD abnormal 参考答案 B 答案解析normal adj.平常的，常态的科学研究就是将研究对象平常的睡眠以及相关信息进行统计第4 题4.A description B leapC altitudeD time 参考答案 D 答案解析【解析】根据下一段的“and neither TV time nor exercise”的提示可知第 5 题5.AequippedB measuredC calculatedDarranged 参考答案 C 答案解析【解析】calculate v.计算，测算；科学家当然是对所得到的数据进行“测算”了第 6 题6.A statusB joumeyC suipriseD appearance 参考答案 A 答案解析共12页 第2页【解析】status n.情形，状态；前面所提到的几项，都是要研究的一些基本“状态”。

第 7 题7.A late B laterC latter D latest 参考答案 B 答案解析B【解析】根据第一段的between later bedtimes and weight gain提示可知第 8 题8.A flamedB ruinedC imitatedD associated 参考答案 D 答案解析【解析】be associated with.和 有联系；本文探讨的就是晚睡和体重之间的“联系”第 9 题9.A vividB apparentC humorousD negative 参考答案 B 答案解析【解析】apparent adj.明显的刚好可以和前面的“effectn.效果，作用 进行搭配第 10题10.A whichB whoseC whoD where 参考答案 C 答案解析【解析】本题考查对定语从句的掌握引导词who代指前面的先行词people.第 11题共12页 第3页1 l.A contributedtoB lookedfbrwardtoC incaseofD concernedabout 参考答案 A 答案解析【解析】contribute to意为“对。

有贡献，促成”，本句译为“看电视时间和运动对上述效果没有什么影响第 12题12.A do B does C didD could 参考答案 C 答案解析【解析】本句为缩略句因为前面一句的谓语动词用的是过去式，故本句用did缩略第 13题13.A rises B raisesfC rosesD risen 参考答案 B 答案解析【解析】raisev.提 升,增 加 raise question引发了质疑第 14题14.A OnesB WhichC FirstD Firstly 参考答案 C 答案解析解析】根据下文的“And second.”可知，本空是指用于列举第 15题15.A keepup B stayupC putup D makeup共 12页 第4页 参考答案 B 答案解析【解析】本题考查对短语的识记stay up熬夜，keep up保持，put up举起，make up化妆，和好，弥补，编造第 16题16.A junior B seniorC souvenir D behavior 参考答案 D 答案解析【解析】behavior n.习惯；eating behavior饮食习惯。

第 17题17.A acknowledgeB submit C appreciate D sensitive 参考答案 A 答案解析【解析】acknowledge v.承认根据下文的”.仙 at their study had limitations”,可知,文意为“科学家们承认他们的研究是有限的第 18题18.A fulfilledB workedC depended D sold 参考答案 C 答案解析【解析】本题考查短语的识记depend on依靠，取决于第 19题19.A additionalB representativeC completeD expressive共 12页 第 5 页 参考答案c 答案解析【解析】因为前文科学家已经承认他们的研究是有限的，故他们没有“完整的”饮食信息第20题2O.A which B thatC whoD what 参考答案A 答案解析【解析】此题考查定语从句引导词which代指前面的先行词waist circumferenceSection II Reading ComprehensionPart ADirections.Read the following four texts.Answer the questions below each text by choosing A,B,C or D.Mark youranswers on the ANSWER SHEET.(30 points)Text 1Sleep is very ancient.In the electroencephalographic sense we share it with all the primates and almost allthe other mammals and birds:it may extend back as far as the reptiles.There is some evidence that the two types of sleep,dreaming and dreamless,depend on the life style of theanimal,and that predators are statistically much more likely to dream than prey,which are in turn muchmore likely to experience dreamless sleep.In dream sleep,the animal is powerfully immobilized andremarkably unresponsive to external stimuli.Dreamless sleep is much shallower,and we have all witnessedcats or dogs cocking their ears to a sound when apparently fast asleep.The fact that deep dream sleep is rareamong prey today seems clearly to be a product of natural selection,and it makes sense that today,whensleep is highly evolved,the stupid animals are less frequently immobilized by deep sleep than the smart ones.But why should they sleep deeply at all?Why should a state of such deep immobilization ever have evolved?Perhaps one useful hint about the original function of sleep is to be found in the fact that dolphins and whalesand aquatic mammals in general seem to sleep very little.There is,by and large,no place to hide in the共12页第6页ocean.Could it be that,rather than increasing an animals vulnerability,Ray Meddis of London Universityhas suggested this to be the case.It is conceivable that animals that are too stupid to be quite on their owninitiative are,。