- 11.25 KB
- 2022-12-27 13:30:43 发布
- 1、本文档共5页，可阅读全部内容。
- 2、本文档内容版权归属内容提供方，所产生的收益全部归内容提供方所有。如果您对本文有版权争议，可选择认领，认领后既往收益都归您。
- 3、本文档由用户上传，本站不保证质量和数量令人满意，可能有诸多瑕疵，付费之前，请仔细先通过免费阅读内容等途径辨别内容交易风险。如存在严重挂羊头卖狗肉之情形，可联系本站下载客服投诉处理。
- 文档侵权举报电话：19940600175。
题型训练语法填空（八）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Whydomanyofusfind61difficultorimpossibletofallasleepinabedotherthanourown?Isitbecausethebedis62(comfort)?AccordingtoanewstudypublishedinCurrentBiology,asignificantreasonis63thescientistscall“firstnighteffect”.Theybelievethatonesideofthebrainactsasa“nightwatch”towarnusaboutpotentialdangers.Itforcesus64(stay)awakeonthefirstnightinanewenvironment.Forthestudy,35youngvolunteers65(ask)tosleepinasleeplabforseveraldays.Meanwhile,researcherswatchedtheirbrainactivities.Accordingtotheresearchers,ontheirfirstnight,theleftbrainswere66(active)thantherightbrainsandpeoplehadahardtimesleeping.However,left-brainactivitydecreasedasdayswentby,67(fall)eventothepointofcompletecalm.Inthisprocess,theparticipantsgotanincreasinglybettersleepexperience.The68(finding)suggestthatthedifferentrhythmsofthesidesofthebrainaffectoursleep.Whenthetwosideswork69(different),thebalancebetweenthemisbroken.Thus,thebraincan’trelaxandissensitivetoanythingstrangeinthesurroundings,just70itisinthedaytime.参考答案61.it62.uncomfortable63.what64.tostay65.wereasked66.moreactive67.falling68.findings69.differently70.as
微信/支付宝扫码支付下载