2019年mpa考试英语真题——连词629

{01}He spoke through a microphone, _____ he was clearly heard in the great hall.
[      ]
A.even if
B.because
C.in order that
D.so that
解析：
本题选D。

{02}_____ you understand this rule, you will have no difficulty in finishing the task.
A.Until
B.Once
C.Though
D.Unless
解析：
本题选B。