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男性，32岁，运动后突然出现右上腹部剧痛，疼痛放射至右侧中下腹部，伴恶心、呕吐，尿液呈浓茶色。查体：腹软，右下腹部深压痛，右肾区叩击痛。

该病人最可能的诊断是（）

A.十二指肠溃疡

B.右输尿管结石

C.急性胆囊炎

D.急性阑尾炎

E.右肾结石

答案

参考答案：B

完形填空
完形填空。
     Bob and Jane are  1  They live in a small house. The house is   2  a busy street Near their house  3  a
supermarket. 　　
     There are four people in the family: Bob, Jane, their father and their mother. Their father is a worker.
He   4  a factory not far  5  their house. Their mother is  6  home. She is a housewife (家庭主妇). Bob and
Jane go to school every day. They are  7 . And they go to movies  8 .    
     Bob likes sports. He likes swimming and playing soccer. After school he often plays soccer  9  his
classmates. Jane is a good girl. After school, she often goes home to help her mother  10  the housework.
( )1. A. brothers and sisters
( )2. A. at                 
( )3. A. has                
( )4. A. are working         
( )5. A. in                 
( )6. A. at                 
( )7. A. at the same school  
( )8. A. on weekdays        
( )9. A. and                 
( )10. A. doing              		B. brother and sister
B. in              
B. have            
B. is working       
B. at               
B. in               
B. at the same schools
B. on weekends       
B. with             
B. does               		C. a brother and sister
C. under              
C. is there            
C. works in           
C. for               
C. on                 
C. in the same school 
C. at weekends       
C. but                
C. do                 		D. a brother and a sister 
D. on                        
D. there is               
D. works at                  
D. from                  
D. away                      
D. in the same schools      
D. at weekdays             
D. or                       
D. in                    
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单项选择题

价值命题的含义是（）。

A、相同的刺激可能会带来相同或相似性行为

B、如果某种行为的后果对一个人越有价值，那么，他就越有可能重复同样的行动

C、某人重复获得相同奖赏的次数愈多，那么，这一奖赏对该人（或团体）的价值就愈小

D、某种行为具有很强的溢出效应，人就会倾向于重复此行为
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