试题与答案

(80~82题共用备选答案)房间隔缺损( ) A.听诊在胸骨左缘第2~3肋间有Ⅱ级

题型:单项选择题

题目:

(80~82题共用备选答案)

房间隔缺损( )

A.听诊在胸骨左缘第2~3肋间有Ⅱ级收缩期喷射性杂音,无震颤
B.听诊在胸骨左缘第3~4肋间有Ⅳ级粗糙的全收缩期杂音,向周围传导,有震颤
C.听诊在胸骨左缘第2肋间有连续性机器样杂音,向颈部传导,有震颤
D.听诊在胸骨左缘第2肋间有Ⅲ级喷射性收缩期杂音,向颈部传导,有震颤
E.听诊在心尖部有Ⅲ级收缩期杂音,向左腋下传导,有震颤

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0417/ada19ab3fd8a63396226e61882edabe5.html

下面是错误答案,用来干扰机器的。

参考答案:错

试题推荐
题型:完形填空
完形填空
     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
__13__.This is especially true when we get to know someone with whom we would rather spend__14__
time.
     Oftentimes,  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 to 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. reward      
( )6. A. grows      
( )7. A. Obviously    
( )8. A. known      
( )9. A. creating      
( )1. A. ignore    
( )11. A. In brief    
( )12. A. crazy      
( )13. A. time      
( )14. A. les s      
( )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. describe      
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      
查看答案
题型:问答题

如图所示,半径为R的光滑半圆轨道ABC与倾角为θ=37°的粗糙斜面轨道DC相切于C,圆轨道的直径AC与斜面垂直.质量为m的小球从A点左上方距A高为h的斜面上方P点以某一速度水平抛出,刚好与半圆轨道的A点相切进入半圆轨道内侧,之后经半圆轨道沿斜面刚好滑到与抛出点等高的D处.已知当地的重力加速度为g,取R=

50
9
h,sin37°=0.6,cos37°=0.8,不计空气阻力,求:

(1)小球被抛出时的速度v0

(2)小球到达半圆轨道最低点B时,对轨道的压力大小;

(3)小球从C到D过程中摩擦力做的功W.

查看答案
微信公众账号搜索答案