Oh ,it's you.I'm sorry I__know you __here.Adon't are B didn't were C don't were请给出原因
问题描述：
Oh ,it's you.I'm sorry I__know you __here.Adon't are B didn't were C don't were
请给出原因
答
B
我不知道你刚才（过去式）在这里（很显然，也是过去式）
答
b
两个都为过去式
答
B,懒得给出原因
答
b