滑块以速率v1靠惯性沿固定斜面由底端向上运动，当它回到出发点时速率为v2，且v2

发布时间：2017-08-08 16:12 │ 来源：www.tikuol.com

题型：多选题

问题：

滑块以速率v₁靠惯性沿固定斜面由底端向上运动，当它回到出发点时速率为v₂，且v₂＜v₁，若滑块向上运动的位移中点为A，取斜面底端重力势能为零，则（　　）

A．上升时机械能减小，下降时机械增大

B．上升时机械能减小，下降时机械能也减小

C．上升过程中动能和势能相等的位置在A点上方

D．上升过程中动能和势能相等的位置在A点下方

考点：机械能守恒定律功能关系

题型：多选题

两个完全相同的小灯泡串联在电路中，闭合开关后发现灯L₁亮，灯L₂不亮，则可能的原因是

A．灯L₁开路

B．灯L₂开路

C．灯L₁短路

D．灯L₂短路

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题型：多选题

“掌握求助者的意图和所存在的心理问题”是咨询的______。

A．建立关系

B．了解问题

C．分析诊断

D．帮助指导

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题型：多选题

     A loving person lives  in a  loving world.  A hostile  (敌意的)person lives in a hostile world.
Everyone you meet is your mirror.
     Mirrors have a very particular __1__. They reflect the image in front of them.  Just as a __2__
mirror works as the vehicle to reflection,   __3__ do all of the people in our lives.
     When we see something beautiful such as a flower garden,   that garden __4__ a reflection.
When we love someone,   it's a(n)__5__of loving ourselves.  We have often heard things like "I
love how I am when I'm with that person".  That simply__6__ into "I' m able to love me when I
love that other person". __7__,   when we meet someone new,   we feel as though we "click".
Sometimes it's as if we've __8__ each other for a long time. That feeling can come from __9__
similarities.
     Just as the "mirror"  or other people can be a positive reflection,   it is more likely that we'll
  10 it when it has a negative connotation (内涵).  11 ,   it's easy to remember the times when
we have met someone we' re not particularly   12 about.  We may have some criticism (批评)
in our mind about the  15 . This is especially true when we get to know someone with whom we
would rather spend __24__ time.
     Often,   when we  15  qualities in other people,   ironically (讽刺地),   it's usually the mirror
that's   16 to us.
     At times we meet someone   17 and feel distant disconnected,   or disgusted.   18 we don't
want t o believe it,   and it's not easy or   19 to look further,   it can be a great learning lesson to
  20 what part of the person is being reflected in you. It's simply just another way to create more
selfawareness.

( )1. A. target
( )2. A. medical
( )3. A. so
( )4. A. focuses on
( )5. A. record
( )6. A. grows
( )7. A. Obviously
( )8. A. known
( )9. A. creating
( )10. A. ignore
( )11. A. In brief
( )12. A. crazy
( )13. A. time
( )14. A. less
( )15. A. appreciate
( )16. A. shouting
( )17. A. new
( )18. A. If
( )19. A. terrible
( )20. A. figure out

B. style
B. physical
B. then
B. applies to
B. evaluation
B. translates
B. Strangely
B. supported
B. lacking
B. keep
B. In addition
B. anxious
B. mirror
B. amazing
B. dislike
B. shining
B. nervous
B. Although
B. noble
B. take out

C. function
C. chemical
C. nor
C. works with
C. reflection
C. enters
C. Fortunately
C. observed
C. sharing
C. take
C. For example
C. upset
C. garden
C. more
C. descr be
C. speaking
C. familiar
C. Since
C. reliable
C. put out

D. color
D. mental
D. neither
D. serves as
D. example
D. falls
D. Frequently
D. recognized
D. comparing
D. notice
D. As usual
D. concerned
D. person
D. valuable
D. discover
D. pointing
D. friendly
D. Once
D. desirable
D. give out

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题型：多选题

在全口义齿的前牙排列时，上、下前牙正常的覆、超约（）

A.0.5mm

B.1mm

C.1.5mm

D.2mm

E.2.5mm

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题型：多选题

下列关于接入技术的描述中，错误的是

A) 光纤同轴电缆混合网(HFC) 是一个单向传输系统
B) HFC的优势是频带宽、速度快
C) 宽带无源光网络可适应不同带宽、传输质量的需求，不易拥塞，接入距离长
D) 数字用户线路(xDSL)接入技术在性能和可靠性有明显优势

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