איך כותבים - כשהייתי קטנה, באנגלית?

when i was a child

when i was a little kid

when i was young (זה יותר נכון לכשהייתי צעיר)

when i was young

when i was young
when i was younger (אבל זה יותר השוואה)
when i was a little girl
when i was a girl
when i was a child
when i was a little one (זה די סלנג)