长25cm的玻璃管,两端开口,竖直插在水银槽内,露在槽内水银面外玻璃管的长度为1

题型:问答题

问题:

长25cm的玻璃管,两端开口,竖直插在水银槽内,露在槽内水银面外玻璃管的长度为13cm.现将上端管口封闭,然后将玻璃管竖直向上全部提出水银柱面外,若温度保持不变,大气压强为75cmHg,则存在管内的水银柱的长度为多长?

考点:玻意耳定律(等温定律)
题型:问答题

“请人吃饭不如请人流汗(如:请人健身等)”已成为都市一大时尚。人们越来越舍得“花钱买健康”。对此,错误的认识是[ ]

A.这说明我国的消费结构正在发生变化。

B.这将有助于促进我国服务业的发展

C.已经成为人们消费的主流

D.这有利于提高个人生活质量

题型:问答题
Russ was a lovable kid with a variety of communication challenges---a speech impediment (语言障碍), dyslexia (诵读困难), and auditory problems. __41__ today he is walking confidently, standing tall to make an acceptance __42__ for having been chosen one of the “Outstanding Young Citizens” in Ocean County, New Jersey __43__ his remarkable volunteer service in the town of Toms River.
As I listened, I closed my eyes. I found myself __44__ those memorable moments. My mind was full of warm images of Russ as a loving, caring youth, a gentle soul, __45__ his challenges. And now, as he stood at the platform, I knew his heart __46__ be racing. As Russ continued to speak, I thought about the fateful day when he was diagnosed with all those impairments(损伤) and how __47__ his tutors would be if they could see him today. Here he was at twenty-nine, being honored for ten years of service as a volunteer __48__. Russ was __49__ for organizing clothing for the homeless, teaching preschool children about fire safety, and for playing Santa Claus for very sick children by driving up in a fire truck.
Russ thanked his parents for providing him with dignity and for teaching him about morals. Then, pausing for a few seconds, he __50__ us by surprise by touching lovingly on the __51__ of his nephew, Austin. Austin was just three years old when he died from an incurable disease. At that moment, I had to close my eyes again __52__ a different set of tears ran down my cheeks. A silence __53__ the room as Russ owed his volunteer award to Austin. He __54__ his address by lifting the audience up with these words, “Austin taught me how to love.”
I have never thought of this day. __55__, no one had ever thought that Russ would make __56__ as the star of the football team, and he had never been voted “most likely to succeed,” but he __57__ to be a true “star” in his community. Russ became a man of strong character __58__ his unselfish service to others. With so many impairments, Russ now sees and acts __59__ with his heart. His words and deeds inspire everyone who knows him. It is Russ, our son, who has shown us what __60__ is.
小题1:
A.AndB.WhileC.AsD.But
小题2:
A.pointB.speechC.callD.appeal
小题3:
A.in spite ofB.regardless ofC.because ofD.in face of
小题4:
A.recallingB.recordingC.seizingD.expecting
小题5:
A.putting up withB.concerning aboutC.escaping fromD.facing up to
小题6:
A.couldB.mustC.wouldD.might
小题7:
A.nervousB.excitedC.proudD.surprised
小题8:
A.policemanB.tailorC.firemanD.tutor
小题9:
A.gratefulB.responsibleC.anxiousD.fit
小题10:
A.tookB.gotC.shockedD.moved
小题11:
A.birthB.achievementC.lossD.disease
小题12:
A.sinceB.afterC.whenD.before
小题13:
A.dropped downB.fell overC.took offD.got up
小题14:
A.concludedB.wroteC.deliveredD.started
小题15:
A.GenerallyB.SurprisinglyC.ActuallyD.However
小题16:
A.itB.himC.oneD.that
小题17:
A.happenedB.roseC.appearedD.reduced
小题18:
A.atB.onC.byD.in
小题19:
A.cautiouslyB.generouslyC.closelyD.clearly
小题20:
A.sharingB.loveC.sacrificeD.confidence
题型:问答题

航空电子客票代理业务是一种()电子商务类业务。

A.高本

B.低本

C.低本高效

D.高本低效

题型:问答题

矿物性粉尘是

A.石棉粉尘
B.水泥粉尘
C.氧化铅粉尘
D.合成树脂粉尘
E.有机燃料粉尘

题型:问答题

监察部成立国家预防腐败局,负责全国预防腐败工作的组织协调、综合规划、政策制定和检查指导等重要工作,这是推进制度 * * 的又一重大举措。这一举措旨在加强行政监督体系中()。

A.国家司法机关监督

B.行政系统外部监督

C.行政系统内部监督

D.人民检察院的监督

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