2019年mpacc考试英语真题——介词和介词短语1465

{01}Experts have been warning _________ of the health risks caused by passive smoking.                  
A.at a time                    
B.at one time  
C.for some time                
D.for the time
解析：
本题选C。

{02}The wine industry in the area has developed in a special way, _________little foreign
ownership.                                                           
A.by            
B.of          
C.with        
D.from
解析：
本题选C。