山西省九年级阶段评估检测(一)[R-PGZX H SHX]化学(R)试题，目前我们已经整理了山西省九年级阶段评估检测(一)[R-PGZX H SHX]化学(R)试题的各科答案和试卷，更多高中试卷答案请关注本网站。

2.分辨物质是学习化学的基本要求。下列物质属于纯净物的是A.陈醋B,冰水混合物C.牛奶D.果汁

OneofthefirstpilotparkswillbeinSanjiangyuan,theheadwatersoftheYangtze,YellowandMekongRivers.TheregionisalsohometosuchthreatenedspeciesasthesnowleopardandChinesemountaincat.ThecreationofprotectedareasisnotanewideainChina.Infact,roughly15%ofthecountry'slandhasalreadybeenassignedasreservesrunbyvariousagencieswithoutanyunifiedguidelines."Thequestionisn'tjusthowmuchtotallandwe'reprotecting.Ourmajorgoalistobringtogethertheseparatedreservesthatarehometomorethan80percentofthethreatenedorendangeredplantandanimalspecies,"saysOuyangZhiyun,ascientistattheChineseAcademyofSciences."Thenewnationalparksshouldincreasetheirabilitytofindmatesandimprovetheirgeneticdiversity.AkeyproblemiswhetherChinacanmarrythegoalsofconservationandtourism,whilesafeguardingthelivelihoodsandcultureofthepeoplewholivewithinornearthepark'sboundaries.“Chinahasadense(密集的)populationandalonghistory.OneoftheuniquefeaturesofChina'snationalparksisthattheyhavelocalpeoplelivingeitherinsideornearby.Figuringouthowtoachieveecologicalconservationandsupportforthecommunitiesatthesametime-that'soneoftheuniquerubstheyhave,"saysJonathanJarvis,aformerdirectorofYellowstonePark."YellowstoneParkiswidelyconsideredtheworld'sfirstnationalpark,"headds."Afteritwascreatedin1872,theUSgovernmentforcedtheNativeAmericanswholivedintheareatoresettleoutsidetheparkboundaries.Butcountriesthatattempttoestablishparksystemsinthe21stcenturynowmustconsiderhowtoincludelocalpopulationsintheirplanning.5.InChina,theexistingprotectedareasA.aretoobigandhavetobelimitedB.aremanagedbydifferentorganizationsC.failtoincludemostofthethreatenedspeciesD.mostlyconcentratearoundtheSanjiangyuan6.WhatisthemaingoalofthenewplanaccordingtoOuyangZhiyun?A.Toconnectthecurrentseparatedreserves.B.Tofindmorespacefortheendangeredspecies.C.Toprotecttheheadwatersoftheimportantrivers.D.Tostrikeabalancebetweenconservationandtourism.7.Whatdoestheunderlinedword"rubs"inparagraph6mean?A.Advantages.B.Designs.C.Difficulties.D.Characteristics.8.WhydoesJonathanJarvismentionYellowstonePark?A.Tointroducethefirstnationalparkintheworld.B.ToprovideagoodexampleforChinatofollow.C.ToexposethecrueltreatmentofthenativesintheUS.D.TohelpourChinesescientistsavoidthesamemistake.第二节（共5小题；每小题2分，满分10分）阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项

选项中有两项为多余选项

HowtoGetBetterinSportsSportsareagreatwaytostayphysicallyactiveandhavefun.Ifyoudosports,chancesarethatyoumaywanttogetbetterattheactivityyoudo.Nomatterwhatsportyouplay,youcanhelpyourselfimproveyourskillsandperformancethroughpractice.9Setyourgoalsfirst.Beforeyoubeginpracticingtogetbetteratthesportofyourchoice,thinkaboutyourgoals.10Yourgoalsdon'tneedtobetoohigh.Forexample,ifyouarenowrunninga10-minutemile,youcansetagoalofgettingdowntoan8-minutemileinsixmonths.Trainregularly.Youcannotgetbetteratsportsifyoudonottrainonaregularbasis.Aimtotrainanywherefrom3~6timesperweek,dependingonyouroverallgoals.11Eventwentyminutesofexercisecanimproveyourskillsaslongasyoudothisregularly.12Youmaywanttowatchhowprofessionalsatyoursportmove.Watchvideos,visitmatchesorevenreadbooksandblogstoseehowprofessionalsdotheirsport.Thisvisualizationmaygiveyousomeideasfornewmethodstodoyoursportordrillsyoucoulddothatmayalsohelpyougetbetter.Learntoenjoythebenefitsofcrosstraining.13Considercrosstraining,whichcannotonlyhelpyougetbetteratyoursportofchoice,butalsopreventboredom.So,tryandtrainatthesportatwhichyouwanttogetbetter3~4daysaweekandcrossthetraining.2023届全国高三单元定向检测卷·英语（四）第2页新教材一BKH