关于物体的惯性,下列说法中正确的是[ ] A.物体运动速度越大,惯性就越大 B.

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问题:

关于物体的惯性,下列说法中正确的是   [ ]

A.物体运动速度越大,惯性就越大  

B.物体的质量越大,惯性就越大  

C.静止的物体没有惯性  

D.不受力的物体没有惯性

考点:惯性现象
题型:选择题

下列关于准则的说法,错误的是( )。

A.同行之间为逻辑“与”关系,不同行之间为逻辑“或”关系

B.日期/时间类型数据须在两端加#

C.Null表示空白无数据的意思,可使用在任意类型的字段

D.数字类型的条件需加上双引号(" ")

题型:选择题

春小麦播种适期气温多稳定在()。

A、-4~0℃

B、5~12℃

C、0~2℃

D、15~18℃

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完形填空
     A soldier returned to his castle at dawn.He was in a mess.His clothes were  1  ; his face was bloody;
his horse was lame.His 2met him at the gate,asking,"What has happened to you?"
       3  himself up as best he could,he replied,"Oh,Sir,I have been  4  in your service,robbing and burning
and killing your  5  to the west."
     "You have been what?"cried the  6  king,"But I haven't any enemies to the west!"
     "Oh!"said the soldier.And then,after a(n)  7  ,he continued to say,"Well,I think you do now."
     What about you? Do you have enemies to the west? Or in some other directions? None of us will
calmly sail through our lives in perfect  8  with everyone we meet.And though most struggles can be  9  
along the way,and most of our damaged  10  can eventually be healed,some issues may threaten to drive
a  11  wedge(楔) between people.Sincere moral and political ideas,especially,can  12  folks who just
hold different positions.
     One person said,"I don't have a personal enemy  13  .They've all died off.I  14  them terrible because
they helped define me."
     So-called"enemies"can  15  a valuable purpose.If we let them,they can teach us about ourselves.By 
 16  
a mirror before us,they can help us  17  what we may have missed.By disagreeing with our ideas,they
can  18  our points of view.And,if we allow them,they can  19  help us practice strength and sympathy in
the face of criticism.
     If enemies cannot become friends,they can become  20  .If we listen,they will teach us what our friends
cannot.
( )1.A.old-fashioned
( )2.A.wife        
( )3.A.Tightening  
( )4.A.fighting    
( )5.A.enemies    
( )6.A.disappointed
( )7.A.sigh        
( )8.A.harmony    
( )9.A.won        
( )10.A.pains      
( )11.A.visible    
( )12.A.divide    
( )13.A.escaped    
( )14.A.respect    
( )15.A.achieve    
( )16.A.holding    
( )17.A.reflect    
( )18.A.sharpen    
( )19.A.clearly    
( )20.A.drivers    
B.clean      
B.father    
B.Straightening
B.training  
B.competitors
B.frightened
B.apology    
B.common    
B.settled    
B.wounds    
B.short      
B.isolate    
B.spared    
B.miss      
B.serve      
B.moving    
C.remember  
B.change    
B.immediately
B.teachers  
C.new        
C.king        
C.Pulling    
C.competing  
C.challengers
C.surprised  
C.rest        
C.touch      
C.made        
C.relationships
C.temporary  
C.disconnect  
C.left        
C.hate        
C.act        
C.choosing    
C.prove      
C.share      
C.unconsciously
C.doctors    
D.dirty       
D.friend      
D.Standing    
D.learning    
D.offenders   
D.excited     
D.pause       
D.company     
D.met         
D.bodies      
D.permanent   
D.separate    
D.stayed      
D.fear        
D.express     
D.giving      
D.see         
D.support     
D.publicly    
D.lawyers    
题型:选择题

硬盘工作时,磁头与()发生非常轻微的摩擦.

题型:选择题

胶类药应当()

A.烊化

B.后下

C.包煎

D.先煎

E.另煎

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