please tell him about it when she ____tomorrow.为什么不用将来时will come,而用comes

please tell him about it when she ____tomorrow.为什么不用将来时will come,而用comes
please tell him about it when she ____tomorrow.为什么不用将来时will come,而用comes

please tell him about it when she ____tomorrow.为什么不用将来时will come,而用comes
when时间状语从句的用法之一：
一般将来时+when+一般现在时
所以要用一般现在时comes