问题 单项选择题

汞量法测定青霉素钠含量的计算式()

A.

B.

C.

D.

E.总青霉素含量%-降解产物含量%

答案

参考答案:E

完形填空
完形填空。

Black: Is that Jim Green?
Green: Yes,1____________ Jim Green speaking.2____________ that?
Black: This is Bill Black 3____________.
Green: Hello, Bill. 4____________?
Black: I'm very well, thank you. 5____________?
Green: Fine, thanks.
Black: Can I come 6____________ see you this afternoon or this evening?
Green: 7____________. Come to my hotel (旅馆) 8____________.
Black: That's the Jinling Hotel.
Green: Yes, I'm 9____________ Room 606.
Black: Jinling Hotel, Room 606. Fine. Can I 10____________ at seven o'clock?
Green: All right. I'Il see you at seven. Goodbye.
Black: Goodbye.

( ) 1. A. I am    
( ) 2. A. Who's     
( ) 3. A. where       
( ) 4. A. Who are you 
( ) 5. A. Are you      
( ) 6. A. but       
( ) 7. A. All right   
( ) 8. A. that evening
( ) 9. A. at   
( ) 10. A. ask        
B. here is     
B. What's     
B. there      
B. How are you
B. But you     
B. and        
B. That's all  
B. in evening 
B. on         
B. come       
C. this is      
C. Where's      
C. here         
C. Nice to meet you
C. See you          
C. in              
C. Oh              
C. this evening    
C. behind          
C. go              
D. that is    
D. How's      
D. over there  
D. How do you do
D. And you    
D. or      
D. No       
D. at evening  
D. in        
D. look                  
判断题