搜题请搜索小程序“爱下问搜题”
问题 单项选择题

检修是修船的最大修理类别，检修的间隔一般为（）。

A．2-3年

B．4-6年

C．7-8年

D．9-10年

答案

参考答案：B

完形填空
完形填空。
       It's a   1   Sunday morning. Mr and Mrs Green are going to the People's Park with   2   daughter, Ann. At
8 o'clock they go to the park   3   bus. On the bus there are a lot of people, men, women and   4  . Some are
Americans. Some are   5  . Others are Japanese. They are going to   6  , too. 
       There are   7   Chinese on the bus. One is a woman. She's driving the bus. The other is a teacher in a middle
school. He   8   English very well. He's now talking about the park. The people are   9   him. They want to get
there quickly. They hope to   10   there today!
( ) 1. A. good    
( ) 2. A. his      
( ) 3. A. by      
( ) 4. A. boys    
( ) 5. A. American     		B. fine    
B. her             
B. in     
B. girls   
B. Chinese            		C. well   
C. their            
C. on    
C. babies  
C. Japanese         		D. bad         
D. theirs                
D. after     
D. children                      
D. Englishman
( ) 6. A. Tian'anmen Square         
            C. the People's Park 		B. the Summer Palace                        
D. the Great Wall      
( ) 7. A. one        
( ) 8. A. says              
( ) 9. A. listening to 		B. two    
B. speaks               
B. seeing  		C. three   
C. talks                 
C. hearing 		D. many         
D. reads                             
D. looking for
( ) 10. A. be friends    
              C. have a good time 		B. see a good film   
D. buy something                    
查看答案
多项选择题 案例分析题

病历摘要：男性，35岁，常感到胸部隐痛，有明显颈动脉搏动感，常有头晕，拟入院确诊。查体：心率85次/分，心脏可闻及病理性杂音，脉压增大。

此时应考虑诊断为（）提示：超声心动图示，左室60mm，左房35mm，主动脉瓣回声增厚，关闭有裂隙，CDFI可见舒张期五彩血流束反流至左室流出道，达心尖部，二尖瓣回声增厚，开放受限，PHT测二尖瓣口面积为2.0cm2，关闭未见反流束。

A.先天性心脏病，房间隔缺损

B.风湿性心脏病，二尖瓣狭窄

C.风湿性心脏病，主动脉瓣关闭不全

D.梅毒性心脏病，主动脉瓣关闭不全

E.风湿性心脏病，二尖瓣关闭不全

F.肺源性心脏病
查看答案