I think we must first _______how to get there and the cost A,look for B,find C,find out D,look at

问题描述:

I think we must first _______how to get there and the cost A,look for B,find C,find out D,look at

选C
find out 是找到,后面跟结果
A是寻找,后接名词
B是找,后面不跟结果
D是看