2019年mpacc考试英语真题——介词和介词短语1527

{01}It is Ms Chen"s serious attitude________her work and her interesting methods of teaching that make
us like her very much.
A.with   
B.on 
C.towards  
D.about
解析：
本题选C。

{02}The employees were asked to concentrate their attention________improving the quality of the products.
[      ]
A.in  
B.to    
C.with  
D.on
解析：
本题选D。