Question

when did you first read an english book 怎么回答

Answer 1

I read my first English book back when i was xxx.

I read my first English book back when i was xxx years old.

I read my first English book yyy years ago.

I first read an English book back when i was xxx.

I first read an English book back when i was xxx years old.

I first read an English book yyy years ago.

都行.都是很好的回答方法.