Do you know anyone in Paris?

问题描述:

Do you know anyone in Paris?
No,but I'll make friends once __.
A.I'm settled
B.I' be settled
我知道这里面应该是选A的,搜索了很多,很多都说这是一般现在时,那为什么settle要用过去式settled呢?

A
once 一旦 条件句 用一般现在时表将来