山西省2023-2024学年度八年级第一学期阶段性练习(二)数学.考卷答案

山西省2023-2024学年度八年级第一学期阶段性练习(二)数学.考卷答案试卷答案,我们目前收集并整理关于山西省2023-2024学年度八年级第一学期阶段性练习(二)数学.考卷答案得系列试题及其答案,更多试题答案请关注微信公众号:考不凡/直接访问www.kaobufan.com(考不凡)

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山西省2023-2024学年度八年级第一学期阶段性练习(二)数学.考卷答案试卷答案

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49waitingatthecrossing.Themomentthetrafficlightturnsgreens,Iwillrushouturgently.Butnow,asI'vereachedmyadvancedage,I've50something:WhenIhavetostayina"holdingpattern",itwillbewisetoacceptthatwith51andagoodattitude.Sometimesthose"holdingpatterns"areformy52.Theyteachmesomethingconnectwithsomeone,ormakemewaituntilthingsare53.Sometimesthose"holdingpatterns"seemverylongand54justliketheoneonthehotairplanebutIshouldtrusteverythingwillbeOK.IshouldknowwhatIcandoisjusthave55withthedifficulttime.41.A.actuallyB.eventuallyC.instantlyD.deliberately42.A.settledB.comfortedC.linedD.investigated43.A.disgustingB.sharpC.certainD.beautiful44.A.runwayB.platformC.pavementD.road45.A.ThereforeB.OtherwiseC.InsteadD.However46.A.turnedintoB.madeupC.ranoutofD.ledto47.A.limitedB.trappedC.expectedD.forbidden48.A.drcamB.failurcC.nightmareD.adventure49.A.breakingdownB.runningC.losingcontrolD.dying50.A.confirmedB.deservedC.experiencedD.realized51.A.gratitudeB.painC.kindnessD.awe52.A.tasteB.rightC.benefitD.excitement53.A.inamessB.instoreC.inplaceD.incommon54.A.unbearableB.frighteningC.discouragingD.strange55.A.courageB.confidenceC.paticnceD.curiosity第二节:词汇应用(满分50分)根据语境,选择下框中的单词替换句中划线部分的词或词块,使之意思一致

(共14分,每题1分,其中有两个多余选项,)kitflatdebatesimportancerevisingnarrowtappingburiedpressurepretcndedgencrationsflucntslimworkoutcampusaccommodations56.Ifoundtheinterestingarticlehiddeninthebusinesssectionofthenewspaper.57.ThecountrysidearoundCambridgeisasstraightandlevelasapancake.58.They'veonlyasmallchanceofwinning.59.He'smakingamodelcarfromatoolpackage60.Wegotoutintimebutitwasaluckyescape61.Accordingtotherulesofschool,thestudentwillnotbeallowedtograduate.62.Shewascheatedbyhisfalseinterest.63.Alwaysweargoodshoesforyourfitnesstraining.64.Overtheyearwehavehadseveralseriousdiscussionsaboutfuturepolicy.65.Wearereviewingbiologyforthetesttomorrow.66.Stevedecidedtoseekoutsomeinformationonwheretostayinthearea.高一英语第7页,非8页

山西省2023-2024学年度八年级第一学期阶段性练习(二)数学.考卷答案

13.(12分)如图甲所示为某气压型弹跳杆,其核心部分可简化为如图乙所示,竖直倒立圆柱形汽缸导热性良好,连杆一端与水平地面接触,另一端与面积为S的活塞连接,活塞与汽缸的重力均不计,活塞与汽缸间的摩擦不计.没有站人时活塞位于距缸底为H的A处,汽缸内被活塞密封一定质量的理想气体.当某同学站上弹跳杆踏板最终稳定后(人静止在汽缸顶端)活塞位于距离缸底H'=56H的B处.已知大气压强为p0,外界温度为27^C,,重力加速度为g,汽缸始终竖直.(1)求该同学的质量m.(2)若该同学仍然站在踏板上,求密封气体的热力学温度升为多少,才能使得活塞回到位置A.(3)若使用一段时间后,汽缸内漏出一部分气体,使该弹跳杆上站一个质量为23mn的人后稳定时活塞也位于B处,求漏出气体的质量与原来汽缸中气体质量的比值.