水泥的细度越细,则早期强度越高。

题型:判断题

问题:

水泥的细度越细,则早期强度越高。

考点:装饰装修工初级装饰镶贴工初级装饰镶贴工题库
题型:判断题

已知平面向量αβ(α0αβ)满足|β|=1,且αβ-α的夹角为120°,则|α|的取值范围是(    )。

题型:判断题

— Have you finished all your exercises?

— Yes, ________ is left. As a matter of fact, they are as easy as ABC.

A. nothing  

B. not one  

C. none  

D. neither

题型:判断题
完形填空
     Do Americans have morals? That's a good question. Moral values in America are like those in
any   1    .
     One of the most    2     moral values for Americans is honesty. The wellknown    3     about George
Washington and the cherry tree teaches this value    4    . Little George cut down his father's favorite
cherry tree     5   trying out his new hatchet. When his father asked him about it, George said, "I cannot
tell a lie. I did it with my hatchet." Instead of     6   , George received praise. Sometimes American
honesty-being open and direct-can    7     people. But Americans still believe that "honesty is the best
policy". 
     Another     8    Americans respect is perseverance(毅力). Remember Aesop's fable about the turtle
and the rabbit that had a      9  ? The rabbit thought he could     10    easily, so he took a nap. But the
turtle finally won because he did not    11    .
     Compassion (同情) may be the queen of American virtues. The story of  "The Good Samaritan" from
the Bible     12    a man who showed compassion. On his way to a    13     city, the Samaritan man found
a poor traveller lying on the road. The kind Samaritan,     14    just passing by, stopped to help this
person in need. Compassion can even turn into a positive     15   . In autumn 1992, people in Iowa sent
truckloads of water to help Floridians     16    by a hurricane. The next summer, during the Midwest
flooding, Florida     17    the favor.
      In no way can this brief description     18    all the moral values honored by Americans. Courage, 
responsibility,  __19__,  gratitude and many others could be discussed. But no matter how long or how
short the list, moral values are    20    .
( )1. A. continent    
( )2. A. lovely      
( )3. A. novel        
( )4. A. politely    
( )5. A. while        
( )6. A. agreement    
( )7. A. puzzle      
( )8. A. person      
( )9. A. quarrel      
( )10. A. win        
( )11. A. slow down  
( )12. A. describes  
( )13. A. lonely      
( )14. A. in spite of
( )15. A. row        
( )16. A. hurt        
( )17. A. offered    
( )18. A. cover      
( )19. A. strength    
( )20. A. invaluable  
B. character    
B. basic        
B. joke          
B. clearly      
B. for          
B. punishment    
B. injure        
B. action        
B. race          
B. fail          
B. come up      
B. praises      
B. alone        
B. on account of
B. circle        
B. destroyed    
B. returned      
B. respect      
B. silence      
B. honorable    
C. content        
C. particular    
C. legend        
C. easily        
C. whereas        
C. achievement    
C. interrupt      
C. virtue        
C. fight          
C. defeat        
C. give up        
C. tells          
C. certain        
C. as a result of
C. movement      
C. ruined        
C. honored        
C. shape          
C. loyalty        
C. unbelievable  
D. culture      
D. scientific    
D. music        
D. slightly      
D. as            
D. argument      
D. offend        
D. system        
D. trip          
D. beat          
D. fall off      
D. mentions      
D. deserted      
D. instead of    
D. action        
D. hit          
D. reminded      
D. reflect      
D. reality      
D. invisible    
题型:判断题

基础制动装置的作用?

题型:判断题

男性,50岁,一小时前剧烈咳嗽后突发上腹痛,腹痛蔓延至全腹,伴恶心,呕吐。既往有慢性肝炎15年。查体:面色苍白,巩膜不黄,脉搏110次/分,血压13/9.1kPa(95/68mmHg),腹胀,全腹压痛,轻度反跳痛,肝肋下2cm,剑下6cm,轻触痛,脾未触及。移动性浊音阳性,肠鸣音弱,腹腔穿刺抽出血性液。首先考虑的诊断是

A.溃疡病急性穿孔

B.自发性脾破裂

C.肝癌自发破裂

D.肝硬化腹水感染

E.肝脓肿溃破

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