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问题 单项选择题

关于主动脉瓣第二听诊区呈递减型叹气样舒张期杂音，错误的是（）

A.可见于风湿性心瓣膜病的主动脉瓣关闭不全

B.可见于先天性心脏病的主动脉瓣关闭不全

C.可见于扩张型心肌病

D.可见于特发性主动脉瓣脱垂

E.可见于马方综合征

答案

参考答案：C

填空题

病毒分离培养方法包括动物接种、鸡胚培养和______。
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完形填空
完形填空。
     Lucy is from Canada. Her Chinese is very   1   , she can   2   speaks a little. Tomorrow is Mother's Day.
She wants something   3   her mother. It is   4   today, she wants   5   shopping.
     In the shop, she   6   a nice coat, it's red and white. Lucy likes it   7 , so she buy it   8   her mother. She
buys   9   candies (糖果), too. But she doesn't buy   10   trousers, they are too expensive (昂贵的).
(  )1. A. good  
(  )2. A. only   
(  )3. A. to    
(  )4. A. good   
(  )5. A. to   
(  )6. A. find  
(  )7. A. a lot of
(  )8. A. for   
(  )9. A. a bags of
(  )10. A. some  		B. much    
B. has    
B. for    
B. free    
B. going   
B. finds      
B. very  
B. to         
B. any 
B. any                		C. poor                  
C. also                 
C. with                 
C. fine                   
C. go goes             
C. finding                 
C. a lot          
C. with                   
C. two bags of  
C. many                
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