LAURA0:

Wow! My grandmother! How old is she in this photo? Is she twenty-four? Or maybe twenty-five?

喔！ 我的外祖母！ 这张照片上的她几岁？ 她24岁吗？ 或者可能25岁？
LAURA1:

Now, grandma's seventy-eight years old. Grandma is my mother's mother.

现在，我外祖母78岁了。 外祖母是我母亲的母亲。