2019年mpa考试英语真题——连词511

{01It was over a decade _______ they paid off all their debt. You can imagine what a hard life they had.
A.until    
B.before    
C.after    
D.while
解析：
本题选B。

{02}You can"t complain of being left out          you don"t make any effort to share your happiness and sorrow
with others.
[     ]
A.when
B.unless
C.once
D.though
解析：
本题选A。