2019年mpa考试英语真题——连词303

{01}— "How long do you suppose it is _______ he left for Japan?"
— "No more than half a month."
A.when
B.before
C.after
D.since
解析：
本题选D。

{02}There is a widespread belief among the science world ____ we keep on _____  the earth as we are doing today,
the exist ence of us humans on this planet will be out of the question in some years yet to come.
A.if; polluting
B.if; to pollute
C.that if; to pollute
D.that if; polluting
解析：
本题选D。