下列哪项论述是正确的() A.乙肝患者可作为传染源的主要标志是抗-HBe和抗-HBc

题型:单项选择题 A1型题

问题:

下列哪项论述是正确的()

A.乙肝患者可作为传染源的主要标志是抗-HBe和抗-HBc均阳性

B.乙肝携带者是指携带HBsAg持续6个月以上,其他乙肝血清标志均阴性者

C.抗-HBs阳性者对乙肝再次感染具有保护作用

D.在血液中检测出抗-HBe时,表明该乙肝患者已失去传染性

E.HBcAg是乙肝疫苗的主要成分之一

考点:公卫执业医师公卫执业医师模拟试题(二)第三单元
题型:单项选择题 A1型题
完形填空。
     There is a woman named Atsuko Saeki. When she wasa teenager, she dreamed of going to the United
States. Most of what she knew about American  1  was from the textbooks she had read. "I had a  2  in mind:
Daddy watching TV in the living room, Mummy baking cakes and their teenage daughter off to the cinema
with her boyfriend."
     Atsuko  3  to attend college in California. When she arrived, however, she found it was not her  4  world.
"People had difficulty in doing something and often seemed uneasy," she said. "I felt very lonely."
     One of her hardest  5  was physical education."We played volleyball," she said. "The other students were
good at it, but I wasn't." One aftemoon,the instructor asked Atsuko to  6  the ball to her teammates so they
could knock it  7  the net. No problem for most people, but it frightened Atsuko. She was afraid of losing face 
 8  she failed.
     A young man on her team realised what she was going through. "He walked up to me and said, Come on.
You can do that. "
     "You will never understand how those words of  9  made me feel Four words: You can do that. I felt like
crying with happiness.
     She made it through the class. Perhaps she thanked the young man; she is not  10 
     Six years has passed. Atsuko is back in her country, working as a salesclerk. "I have never forgotten the
words," she said. "When things are not going so well, I think of them."
     She is sure the young man had no idea how much his kindness  11  to her. " He probably doesn't even
remember it," she said. That may be the lesson. Whenever you say something to a person-cruel or kind - you
have no idea how long the word will  12 . She's all the way over in Japan, but still she hears those four simple
words: You can do that.
( )1. A. way        
( )2. A. photo      
( )3. A. managed    
( )4. A. described  
( )5. A. times      
( )6. A. kick       
( )7. A. through    
( )8. A. before     
( )9. A. suggestion 
( )10. A. interested
( )11. A. meant    
( )12. A. continue  
B. life     
B. painting 
B. agreed   
B. imagined 
B. questions
B. pass     
B. into     
B. if       
B. excitement
B. doubtful 
B. took     
B. stay               
C. education
C. picture 
C. liked   
C. created 
C. classes 
C. carry   
C. over    
C. because 
C. sadness 
C. worried 
C. seemed  
C. get     
D. spirit      
D. drawing     
D. accepted    
D. discovered  
D. projects    
D. hit         
D. with        
D. until       
D. encouragement
D. sure        
D. happened    
D. leave                   
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A.H2

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C.CO2

D.CH4

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