2019年mpacc考试英语真题——介词和介词短语1453

{01}If you keep on, you"ll succeed____________ . 
A.in time                        
B.at one time  
C.at the same time                
D.on time
解析：
本题选A。

{02}We have been acquainted __________each other for a long time.    
A.over          
B.for          
C.by            
D.with
解析：
本题选D。