When I go to kinder garten,= When I went to kindergarten,
there are sister,
who has different nationality.= there was a student,
who has different nationality.
I don't know her nationlity.= I didn't know her nationality.
But her name is Katrina.
She was 6 grade.= She was a 6th grade student.
I didn't talk to her.
But that time,= But on that time,
I was young.
So I was very amazing...= So I was very amazed...