电气化铁路的输电线常用图所示的方式悬挂在钢缆上.钢缆的A端固定在电杆上,B端连接

题型:选择题

问题:

电气化铁路的输电线常用图所示的方式悬挂在钢缆上.钢缆的A端固定在电杆上,B端连接在滑轮组上.滑轮组由a、b、c三个滑轮构成,配重P由多个混凝土圆盘悬挂在一起组成,配重的总重为G,若不计摩擦和滑轮的重量,则以下说法中正确的是(  )

A.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G

B.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为G

C.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G

D.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为G

考点:定滑轮及其工作特点动滑轮及其工作特点
题型:选择题

职工出差回来报销差旅费800元,出差前已预借1000元,剩余款项交回现金。企业采用专用记账凭证方式,对于报销这项经济业务应填制的记账凭证是______。

A.收款凭证
B.付款凭证
C.收款凭证和转账凭证
D.付款凭证和转账凭证

题型:选择题

企业文化管理的影响因素有______

A.行业特征

B.管理者的素质

C.已有的企业文化模式

D.追求独特模式

E.形成的长期性

题型:选择题

老年人臀部着地跌倒,最常见的骨折为()。

A.股骨颈骨折

B.股骨粗隆间骨折

C.股骨干骨折

D.大粗隆骨折

E.脊柱压缩性骨折

题型:选择题

当代美国著名学者、历史学家费正清写道:“它使传统中国二千余年的皇帝制度彻底崩溃,是中国帝制与共和意识的分水岭,尽管它的结局是悲剧性的。……” 材料中的“它”是指

A.戊戌变法

B.辛亥革命

C.新文化运动

D.洋务运动

题型:选择题
I was walking down the road one day when my cellphone rang. I heard a little girl on the other end 36 ,“Dad, please come back soon. I miss you so much!” Because I just have a little 37 , I knew it was a wrong number. So I rudely 38 “you’ve dialed the wrong number!”and then 39 .
During the following days, I got the same call 40 .But I didn’t care much about it.
Then one day she continually called me, 41  I didn’t answer. In the end, I answered the phone and heard a torpid(有气无力的) voice, “ Dad, please come back. I miss you so much! Dad , I m 42 so much pain! Mom said you were too busy to take 43  of me. But, Dad ,please 44  me again, OK?” The kind of 45  was difficult to reject. I made a loud kiss on the phone and heard the 46  voice say, “Thank you … Dad , I am so … happy…”
Shortly after this, I became 47  about who had been on the other end of my phone. So I called back, and a woman answered, “Sorry, sir. I am really sorry to have 48  you. My daughter has suffered from bone cancer 49  she was born. And her father … died in a(n) 50  last week. I 51  not tell her the news. Poor  baby. When she couldn’t 52  the painful chemotherapy(化疗), she would cry for her dad, who had always 53  her. I really couldn’t bear it, so I gave her a random(任意的)phone number …”
“How is your daughter now?” I couldn’t 54  to ask.
“She has 55 . You must have kissed her on the phone, because she went with a smile,” she said, “and I am glad that she gets rid of the pain and stays with her father forever.”
I couldn’t keep my tears back.
小题1:
A.shoutB.cryC.screamD.call.
小题2:
A.moneyB.timeC.sonD.daughter
小题3:
A.repliedB.returnedC.announcedD.questioned
小题4:
A.hung onB.held onC.held upD.hung up
小题5:
A.from then onB.now and thenC.more or lessD.for the moment
小题6:
A.even ifB.as ifC.in caseD.now that
小题7:
A.ofB.onC.inD.at
小题8:
A.chargeB.controlC.noticeD.care
小题9:
A.hugB.kissC.loveD.see
小题10:
A.demandB.commandC.requestD.action.
小题11:
A.sweetB.deepC.loudD.weak
小题12:
A.curiousB.interestedC.contentD.amazed
小题13:
A.confusedB.botheredC.displeasedD.sought
小题14:
A.untilB.whenC.whileD.since
小题15:
A.matterB.eventC.accidentD.affair
小题16:
A.mustB.dareC.needD.should
小题17:
A.tolerateB.undertakeC.calmD.master
小题18:
A.encouragedB.persuadedC.excitedD.delighted
小题19:
A.stopB.helpC.waitD.keep
小题20:
A.recoveredB.missedC.lostD.gone
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