Michelle,what you're saying really worries me.How come you ____ me about him before?

问题描述:

Michelle,what you're saying really worries me.How come you ____ me about him before?
A.didn't tell B.don't tell C.haven't told D.will tell
Why 怎么翻译好?

before 是现在完成时态的标志
How come .【口】何以会...;为什么
译为:你所说的真的使我担心,为什么你以前关于他(的事)你没有告诉我?