2019年mpacc考试英语真题——冠词360

{01}Sugar is usually sold by _______ weight, and eggs are sometimes sold by ______ dozen. 
A.  / , the      
B./ , a        
C.the, a        
D.the, the
解析：
本题选A。

{02}It is not rare in ________ that people in ________ fifties are going to university for further education.
A.90s; the  
B.the 90s; /
C.90s; their  
D.the 90s; their
解析：
本题选D。