向一个有127个元素的顺序表中插入一个新元素并保持原来顺序不变,平均要移动()个元素

题型:单项选择题

问题:

向一个有127个元素的顺序表中插入一个新元素并保持原来顺序不变,平均要移动()个元素。

A.8

B.63.5

C.63

D.7

考点:数据结构数据结构题库
题型:单项选择题

下列各项操作中,不发生“先产生沉淀,然后沉淀又溶解”现象的是[ ]

①向饱和碳酸钠溶液中通入过量的CO2

②向Fe(OH)3胶体中逐滴加入过量的稀硫酸

③向AgNO3溶液中逐滴加入过量氨水

④向硅酸钠溶液中逐滴加入过量的盐酸

A.①②

B.①③

C.①④

D.②③

题型:单项选择题

梅毒患者出现一期临床症状,检查梅毒螺旋体的最适宜标本是()

A.局部淋巴结抽出液

B.梅毒疹渗出液

C.硬下疳渗出液

D.动脉瘤组织

E.脊髓痨组织

题型:单项选择题

预应力后张法钢筋张拉中,如何避免预应力损失?

题型:单项选择题
“Hey, Dad, are you going to come to my award ceremony tonight?” I __31___asked my father. “I have to work late tonight. I doubt if I’ll be able to __32__ it on time. I am just too busy right now,” he replied.
My mind could not ___33__the idea that he would be too busy working late. He was also too busy to __34__ my horse show, football games and the 15th birthday party. He always used the same __35__. Why had I even taken trouble to ask? __36__, there was always a slight hope that tonight would be __37__.
As my mother and I arrived at school, two friends__38__ me. “Jill, meet my dad. Dad, this is my friend Jill.” I shook the hand of a tall man. Camera flashes lit up the room, and claps filled the __39__ as students accepted their awards. My name was finally called, __40__ three others. I followed my classmates to the __41__. When I reached out my hand to shake the __42__, a big smile lit up her face. The blinding flash from my mother’s camera ___43__ my eyes and I knew my dad wasn’t there. I walked back to my seat __44___.
Back at home, seeing my dad’s car in the garage. I told myself he would not be __45__. But the strong smell of alcohol hit me as soon as I __46__inside, and I could feel my tears __47__ . I followed the sound of his drunken words and saw him __48__ on the couch.
__49__ did Father lie to me? I threw my award on the floor, walked to my bedroom, and shut the door. Tears rolled down my face. I wondered if I would ever be more__50__ than his whiskey bottle.
小题1:
A.confidentlyB.eagerlyC.proudlyD.fearfully
小题2:
A.reachB.keepC.takeD.make
小题3:
A.createB.supportC.appreciateD.accept
小题4:
A.watchB.avoidC.attendD.speed
小题5:
A.excuseB.replyC.promiseD.trick
小题6:
A.BesidesB.ThusC.OtherwiseD.However
小题7:
A.activeB.formalC.differentD.serious
小题8:
A.recognizedB.greetedC.encouragedD.showed
小题9:
A.airB.audienceC.schoolD.playground
小题10:
A.rather thanB.other thanC.except forD.along with
小题11:
A.stageB.positionC.officeD.exit
小题12:
A.Jill’sB.teacher’sC.mother’sD.father’s
小题13:
A.fixedB.touchedC.hurtD.inserted
小题14:
A.successfullyB.disappointedlyC.delightedlyD.hopefully
小题15:
A.drunkB.wokenC.forgivenD.hidden
小题16:
A.steppedB.noticedC.examinedD.glanced
小题17:
A.getting offB.taking downC.building upD.turning around
小题18:
A.learningB.lyingC.puttingD.carrying
小题19:
A.HowB.WhereC.WhyD.Whether
小题20:
A.perfectB.comfortableC.fortunateD.important
题型:单项选择题

急性感染性喉炎治疗时不宜使用的药物是()

A.青霉素

B.红霉素

C.氯丙嗪

D.地塞米松

E.异丙嗪

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