高考快递 2024年普通高等学校招生全国统一考试·信息卷(八)8新高考版数学.考卷答案

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高考快递 2024年普通高等学校招生全国统一考试·信息卷(八)8新高考版数学.考卷答案试卷答案

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2023届全国高三单元定向检测卷·英语(五)必修3阶段性测试一(60分钟100分)第一部分阅读理解(共两节,满分20分)第一节(共3小题每小题2.5分,满分7.5分)阅读下面短文,从每题所给的A、B、C和D四个选项中,选出最佳选项

HerearesomeNewYeartraditionsfromaroundtheworldthatarelikelydifferentfromwhatyou'reusedto.BulgariaInBulgaria,thereisalocalNewYeartraditioncalledSurvakane.InthemorningofJanuary1,childrenacrossBulgariagofromhousetohouseofferingtohittheadultsonthebackwithdecoratedcherrybranches(calledSurwatschki).Itisbelievedthatthisactensuresgoodhealthandalonglifeaheadfortheadultvictims.Inreturn,thekidsarerewardedwithsmallcakes,nuts,driedfruits,andothersmallgifts.SpainInSpain,whenmidnightarrives,youshouldeat12grapes(eacheatenwitheverystrikeoftheclock).Wheneatingeachgrape,peoplearealsoencouragedtomakeawishforthenewyearahead.IfyoufindyourselfinSpainonNewYear'sEveandyoudon'thaveanygrapesonhand,don'tpanicyoucaneasilyfindthemonsaleinallshopsandpubsineverytown.Handily,thesegrapesevencomeinpacksof12!Italyfyou'recelebratingtheNewYearinItaly,youneedtomakesurethatyourunderpants()arered.InItaly,wearingredunderwearguaranteesgoodluckandsuccessfortheyearaheadThat'swhyshortlyafterChristmas,Italiansrushtodepartmentstoresacrossthecountryinordertogettheirhandsonsome“lucky”redunderpants.JONHOM5100C1N40BrazilIfyou'reeverluckyenoughtofindyourselfonabeachinBrazilonNewYear'sEve,thenyou'vetomakesurethatyoucelebratethenewyearlikethelocalsdobyjumpingintotheseawhentheclockstrikes12!Youhavetojumpoversevenwaves,makinga-NewYear'swisheverytimeyouclearawave.Ifyoureallywanttomakesurethatthesewishescometrue,thenyoushouldweardifferent-coloredunderwearforeachwish.Yellowformoney,redorpinkforlove,greenforhope,andwhiteforpeace.Andalltheunderwearshouldbe-brandnew!1.WhatcanchildrendointhemorningofJanuaryIinBulgaria?A.Putoncolorfulunderweartoswim.B.Akforsnacksandothersmallgifts.C.Hittheadultswithcherrybranches.D.Maketwelvewishesforthenewyear.2.Inwhichcounrydothepeopleeatgrapestocelebratetheewyear?A.Bulgaria.《B,Spain.D.Brazil.3.WhatisaNewYear'sbestsellerinbothItalyandBrazil?A.Redunderpants.yC.Greenunderpants.B.Yellowunderpants.第二节(共5小题;每小题2.5分,满分12.5分)D.Whiteunderpants.根据短文内容,从短文后的选项中选出能填人空白处的最佳这负

选项中有两项为多余选项

urplanetisanamazingplace,butitneedsourhelptosurvivelThefollowingtipsmayhelrprotectourhome,theearth.2023届全国高三单元定向检测卷·英语(五)第1页

分析求出角的范围,结合正切函数的单调性进行求解即可.

解答解:∵x∈[0,$\frac{π}{4}$],
∴2x∈[0,$\frac{π}{2}$],
2x-$\frac{π}{4}$∈[-$\frac{π}{4}$,$\frac{π}{4}$],
则tan(-$\frac{π}{4}$)≤tan(2x-$\frac{π}{4}$)≤tan$\frac{π}{4}$,
即-1≤tan(2x-$\frac{π}{4}$)≤1,
即函数的值域为[-1,1],
故答案为:[-1,1]

点评本题主要考查函数值域的求解,根据正切函数的单调性是解决本题的关键.