2019年mpacc考试英语真题——介词和介词短语1496

{01}-Would you do me the favor of opening the door for me?    
-__________.      
A.By no means                    
B.By all means      
C.By any means                
D.By every means
解析：
本题选B。

{02}If you want to succeed, you have to          it.  
A.work hard with            
B.work hard at  
C.work on                    
D.work
解析：
本题选B。