I ______ Mary until she started going to my school.A .wasn't knowing .B.didn't know. 为什么

分类: 作业答案 • 2022-02-17 13:20:54

问题描述：

I ______ Mary until she started going to my school.
A .wasn't knowing .
B.didn't know.
为什么

答

B.didn't know.