2019年mpa考试英语真题——连词417

{01}_____ you have confidence, you will be successful in everything you are interested in.
A.Unless
B.Once
C.Whether
D.Before
解析：
本题选B。

{02A problem suddenly came to my mind _____ we could find a good way of saving the old man _____ we would not hurt him.

A.where; who 
B.whether; that
C.that; that
D.when; how
解析：
本题选B。