2019年mpa考试英语真题——连词613

{01}But this really is a surprise. It must be ten years _____ we last met in Beijing, isn"t it?
And now we run into each other in Xiamen.
A.since
B.before
C.when
D.that
解析：
本题选A。

{02}I had just stepped out of the bathroom and was busy drying myself with a towel ______ I heard the steps. A.while
B.when
C.since
D.after
解析：
本题选B。