I don’t think you’ll be able to understand this formula(公式) ______英语解答

I don’t think you’ll be able to understand this formula(公式) ____________you finish school.
A.as if B.only when C.even D.even when
为什么选D when?

人气：380 ℃　时间：2020-04-22 20:04:46

解答

因为后面是状语从句,even只是状语从句的修饰词,必须有连词将从句与主句相连,所以D正确.