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严格的等级性是（）教育的显著特征。
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Thefoodweeatseemstohaveprofoundeffectsonourhealth.Althoughsciencehasmadeenormousstepsinmakingfoodmorefittoeat,ithas,atthesametime,mademanyfoodsunfittoeat.Someresearchhasshownthatperhapseightypercentofallhumanillnessesarerelatedtodietandfortypercentofcancerisrelatedtothedietaswell,especiallycancerofthecolon.Differentculturesaremorelikelytocausecertaindifferentillnessesbecauseofthefoodthatischaracteristicinthesecultures.Thatfoodisrelatedtoillnessisntoanewdiscovery.In1945,about35yearsago,governmentresearchersrealizedthatnitrates,commonlyusedtopreservecolorinmeats,andotherfoodadditives,causedcancer.Yet,thesecarcinogenicadditivesremaininourfood,anditbecomesmoredifficultallthetimetoknowwhichthingsonthepackaginglabelsofprocessedfoodarehelpfulorharmful.Theadditiveswhichweeatarenotallsodirect.Farmersoftengivepenicillintobeefandlivinganimals,andbecauseofthis,penicillinhasbeenfoundinthemilkoftreatedcow.Sometimessimilardrugsaregiventoanimalsnotformedicalpurposes,butforfinancialreasons.Thefarmersaresimplytryingtofattentheanimalsinordertoobtainahigherpriceonthemarket.AlthoughtheFoodandDrugAdministration(FDA)hastriedrepeatedlytocontroltheseprocedures,thepracticescontinue.WhichofthefollowingstatementsisNOTture?（）
教师对学生的指导、引导的目的是促进学生的（）。
原则上，由（）单位自行安排的教育时间不少于一半。
Oncetherewasalittlegirlwhocametoliveinanorphanage(孤儿院).AsChristmastimewasdrawingnear,alloftheotherchildren11tellingthelittlegirlaboutthebeautifulChristmastreethatwouldappearinthehalldownstairsonChristmasmorning.Aftertheirusual12,eachchildwouldbegiventheironlyChristmasgift,asmallorange.Theheadmasteroftheorphanagewasvery13withthekids.SoonChristmasEve,whenhe14thelittlegirlslippingdownthestairstopeek（偷看）atthemuch-heard-ofChristmastree,he15thatthelittlegirlwouldnotreceiveherChristmasorangebecauseshehadbeensocuriousastodisobeytherules.Thelittlegirlranbacktoherroom16,cryingatherterriblefate.Thenextmorningastheotherchildrenweregoingdownforbreakfast,thelittlegirlstayedinherbed.Shecouldn’t17thethoughtofseeingtheothersreceivetheirgiftwhiletherewouldbe18forher.Later,asthechildrencamebackupstairs,thelittlegirlwassurprisedtobehandedanapkin(餐巾).Asshecarefullyopenedit,there,toher19,wasanorangeallpeeledandsectioned(分瓣).“Howcouldthisbe?”sheasked.Then,sherealizedhoweachchildhadtakenonesectionfromtheirorangeforhersothatshe,too,wouldhaveaChristmasorange.WhatanexampleofthetruemeaningofChristmasthoseorphanchildrenshowedthatmorning!HowI20theworldwouldshowthesamekindofconcernforothers,notonlyatChristmas,butthroughouttheyear!请在11处填上正确答案（）
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