2019年mpa考试英语真题——连词568

{01}Kids are not allowed to leave kindergartens _____ their parents come to pick them up.
A.since
B.unless
C.although
D.because
解析：
本题选B。

{02}_____ the police thought he was the most likely one, since they had no exact proof about it, they could not
arrest him. A.Although
B.As long as
C.If only
D.As soon as
解析：
本题选A。