问题 单项选择题 A型题

关于窦性心动过缓的描述,错误的是()。

A.成年人心率<60次/分

B.可见于健康人

C.心率<55次/分时提示窦房结功能不全

D.常见于运动员或长期体育锻炼者

E.常见于正常成年人夜间睡眠时

答案

参考答案:C

完形填空
完形填空。
     As the song goes "My future isn't a dream." I love the song which bring me confidence when  1  it every
time. I believe that all our dreams can  2   if we have courage (勇气) for them. When I was young my father
always asked me  3  I would be in the future. Sometimes I found  4  very hard to give a certain reply,"I want
to be a doctor.""I want to be a teacher." and" I'd like to be a scientist!" Many of these answers are perhaps
very childish and ridiculous (幼稚而可笑的). But I never think they are  5 .
    How time flies! Who is able to give a certain statement to his future? I know  6  that those high buildings
are based on solid foundation (坚实的基础).  7  a student, I should have a reasonable aim, and study hard.
My goal is to  8  the best university for further study after middle school. I know it's hard work, and I'll come
across many difficulties and frustrations. But no matter what they are, I'll keep working on it and never give up.
Even if my  9  won't come true, I have no regrets (遗憾) for what I have done,  10  I have worked hard at my
life.
( )1. A. singing  
( )2. A. come true
( )3. A. something
( )4. A. that     
( )5. A. nearly   
( )6. A. brightly 
( )7. A. For      
( )8. A. arrive   
( )9. A. goal     
( )10. A. while   
B. to sing  
B. come out 
B. who      
B. it       
B. nearby   
B. clearly  
B. With     
B. go       
B. interest 
B. and      
C. sing    
C. come up 
C. that    
C. one     
C. faraway 
C. hardly  
C. As      
C. reach   
C. future  
C. for     
D. is singing  
D. come up with
D. what        
D. them        
D. over there  
D. strongly    
D. About       
D. enter       
D. idea        
D. but         
判断题