[单项选择]The passage is based on the author's______.
A. keen insight into the nature of technology
B. prejudiced criticism of the role of the industrial revolution
C. cautious analysis of the replacement of the human mind by computers
D. exaggerated description of the negative consequences of technology

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[单选题]336.(90705)在以下( )传输媒体中传输速率最高。(1.0分)
A.A、双绞线
B.B、同轴电缆
C.C、光纤
D.D、通信卫星

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[单选题]HXD2型机车牵引变流器中间回路放电电阻的功能是保证在（）分钟之内，即使减少一个电阻，也可以将牵引变流器中间回路并联的所有电容防电至50V以下。
A.5
B.6
C.7
D.8

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[判断题]半永久牵引杆用于列车小单元编组内部两车之间的连接，可人工手动连挂和分解( )
A.正确
B.错误

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[单选题]无人机制造商编写的随机文档《无人机所有者/信息手册》___( )_____。
A. 可以替代《无人机飞行手册》
B. 一般情况下可以替代《无人机飞行手册》
C.不能替代《无人机飞行手册》

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[填空题]

Preparations for a Speech
Prepare: Plan ahead and think about what you are going to say. In the words of Mark Twain, it usually takes you more than three weeks to prepare for it.
Know your subject: Always make sure that you know the subject and have background information at hand for question time.
Know your audience: Find out who you will be addressing so that you can tailor (适应) your comments accordingly.
Make a point: Keep your speech short and brief and have a few clear points that you need to convey.
Practice: Never learn your speech by heart as your delivery (讲话方式) will become stilted, but do practice it a few times in front of the mirror, your parents or your dog.
Eye contact: If the thought of looking into a sea of faces scares you, adjust your gaze regularly at different points in the room to create the same effect.
First impression: Your first impression is important when making a public presentation. Find o

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[单选题]CRH5型车车外显示器不显示下列哪个信息（）。
A.车次
B.车厢编号
C.列车速度
D.始发站和终点站

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[单选题]判定通电直导线周围磁场的方向,通常采用( )进行判定。
A.左手螺旋定则
B.顺时针定则
C.右手螺旋定则
D.逆时针定则

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[单选题]下列有关睾酮功能的叙述，错误的是
A.促进精子生长发育
B.抑制蛋白质合成
C.促进骨骼生长
D.促进副性征的出现
E.维持正常性欲

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[单选题]为人忠诚贯穿中华文明的始终,忠诚是中华民族最大的美德之一,下面哪位人物没有
做到忠诚()。
A.关羽
B.岳飞
C.夏明翰
D.秦桧

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[多选题]熔硫釜中部温度合格的有(___)℃
A.120
B.125
C.130
D.135

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[单项选择]人体中出现组织水肿，最可能的原因是（）
A. 血浆中蛋白质含量过少
B. 血液中尿素含量过高
C. 血糖含量过高
D. 缺乏抗体