2019年mpa考试英语真题——连词385

{01}The place was flooded ________ it had been raining for several weeks.
A.because
B.because of
C.ever since
D.as a result of
解析：
本题选A。

{02}Allow children to voice their opinions, ____ they are different from your own.
A.until        
B.even if          
C.unless          
D.as though
解析：
本题选B。

{03}Water is a liquid which has no color _______ you wash your hands in it, then it turns black.
A.before
B.until
C.since
D.because
解析：
本题选B。