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1、智課網(wǎng)TOEFL備考資料forthequalityofreviewsandreview.Article26threview(a)theCCRAcompliance,whethercopiesofchecks;(B)whetherdoubleinvestigation;(C)submissionofprogramcompliance,investigationorexaminationofwhetherviewsareclear;(D)theborrower,guarantorloans托福獨(dú)立寫(xiě)作素材
2、:睡眠革命您當(dāng)前的位置?智課教育官網(wǎng)?托福?托福寫(xiě)作?文章正文出國(guó)英語(yǔ)考試有哪些雅思6.5是什么水平雅思閱讀評(píng)分標(biāo)準(zhǔn)托福閱讀評(píng)分標(biāo)準(zhǔn)雅思和托福的區(qū)別今天智課教育托福頻道小編為大家整理了托福獨(dú)立寫(xiě)作素材——睡眠革命,供大家參考,以下是詳細(xì)內(nèi)容;睡眠革命EvolutionofsleepSleepisveryancient.Intheelectroencephalographicsenseweshareitwithalltheprimatesandalmostalltheothermammalsandbir
3、ds:itmayextendbackasfarasthereptiles.Thereissomeevidencethatthetwotypesofsleep,dreaminganddreamless,dependonthelife-styleoftheanimal,andthatpredatorsarestatisticallymuchmorelikelytodreamthanprey,whichareinturnmuchmorelikelytoexperiencedreamlesssleep.Ind
4、reamsleep,theanimalispowerfullyimmobilizedandremarkablyunresponsivetoexternalstimuli.Dreamlesssleepismuchshallower,andwehaveallwitnessedcatsordogscockingtheirearstoasoundwhenapparentlyfastasleep.Thefactthatdeepdreamsleepisrareamongpraytodayseemsclearlyt
5、obeaproductofnaturalselection,anditmakessensethattoday,whensleepishighlyevolved,thestupidanimalsarelessfrequentlyimmobilizedbydeepsleepthanthesmartones.Butwhyshouldtheysleepdeeplyatall?Whyshouldastateofsuchdeepimmobilizationeverhaveevolved?Perhapsoneuse
6、fulhintabouttheoriginalfunctionofsleepistobefoundinthefactthatdolphinsandwhalesandaquaticmammalsingeneraseemtosleepverylittle.Thereis,byandlarge,noplacetohideintheocean.Coulditbethat,ratherthanincreasingananimal’svulnerability,theUniversityofFloridaandR
7、ayMeddisofLondonUniversityhavesuggestedthistobethecase.Itisforthequalityofreviewsandreview.Article26threview(a)theCCRAcompliance,whethercopiesofchecks;(B)whetherdoubleinvestigation;(C)submissionofprogramcompliance,investigationorexaminationofwhetherview
8、sareclear;(D)theborrower,guarantorloansconceivablethatanimalswhoaretoostupidtobequiteontheirowninitiativeare,duringperiodsofhighrisk,immobilizedbytheimplacablearmofsleep.Thepointseemsparticularlyclearfortheyoungofpredatoryanimals