问题 单项选择题

二尖瓣狭窄右室负荷加大时心电图可见

A.P波增宽>0.1ls

B.右束支传导阻滞或右室肥大

C.Pvl双相波

D.Rv5>2.5mV

E.左束支传导阻滞

答案

参考答案:B

完形填空
完形填空。

     Yesterday was my friend Kyra's birthday. He invited me to his birthday party.
Another friend, Guy, had offered to take me to the party by car.
     Well, I was getting dressed    1   Guy rang me and said he was ill, so I decided to go by train. Unluckily, while I was talking     2     the phone, the cat walked over my
clean shirt, so I had to spend a few minutes finding another one and I was  3    
leaving.
      As I was walking to the station it started snowing and I got very cold. I just    4  a train and I had to wait at the station for half an hour. When the train finally arrived I
was frozen. I was so cold and tired that during the journey I    5    and I missed my
station. Well, I got off at the next stop and decided to walk   6    to Kyra's house. I
walked for half an hour and then I realized I was   7    . Luckily I found a  8   and
telephoned for a taxi. When I finally arrived at Kyra's house it was  9   midnight and
people were going home. What a     10    evening!

( )1. A. then              
( )2. A. on                
( )3. A. ready            
( )4. A. got off          
( )5. A. enjoyed talking  
( )6. A. up                
( )7. A. tired            
( )8. A. phone            
( )9. A. even              
( )10.A. lovely            
B. when        
B. at          
B. happy      
B. caught      
B. fell asleep
B. forward    
B. hungry      
B. bus stop    
B. nearly      
B. frightening
C. and          
C. to          
C. late        
C. got on      
C. played cards
C. back        
C. sad          
C.road sign    
C. still        
C. terrible    
D. as        
D. about    
D. quick    
D. missed    
D. looked out
D. along    
D. lost      
D. taxi      
D. hardly    
D. cold      
   
单项选择题