2019年mpa考试英语真题——连词523

{01}Many of them turned a deaf ear to his advice, _____ they knew it to be valuable.
A.as if
B.now that
C.even though
D.so that
解析：
本题选C。

{02}Don"t be afraid of asking for help _____ it is needed.
A.unless
B.since
C.although
D.when
解析：
本题选D。