学生時代に彼と知り合いました。の英語

I got to know him when I was a student.

I met him when I was a student.

I knew him in my school-days.

I came to know him when I was in the University.

I knew him in my school-days.

I have known him since I was a student.

I have known him since our school-days.

I got to know him.

I kept company with him since we were students.

I have known about him since I was a child.

I am acquaintances with him.

I was his best friend throughout our whole school days.

I became acquainted with him last summer.

She latched on to him when they were students.

I have known him since he was a child―（慣用語法は）―I have known him from a child.

I have known him from a child.

I have been friends with him ever since we were kindergarteners.

I have known him from childhood.

I became acquainted with him at a summer event last year.

I've known about him since he was a child.

My association with him goes back to our days in high school.

I became acquainted with him at a summer event.

I am acquainted with him.

I have known him since he was a child [since (his) childhood].

I have known him since he was a child.

They have known each other since they were middle school students.

They have been acquaintances since they were middle school students.

My intercourse with him dates from our school-days.

He and I have been inseparable friends since our student days.

I genuinely want to get to know him.