I really don't know if she_____it when she______.1、finds ; will arrive2、will finds ; arrives

I really don't know if she_____it when she______.1、finds ; will arrive2、will finds ; arrives
I really don't know if she_____it when she______.
1、finds ; will arrive
2、will finds ; arrives

I really don't know if she_____it when she______.1、finds ; will arrive2、will finds ; arrives
will find ,arrives.
我不知道当她来的时候,她可不可以找到它.
will后加动词原形,不能加s
when引导的条件状语从句,要用现在时表将来.所以要用arrives.

2、will find ; arrives