翻译（别用机器翻译）

One Friday afternoon,sister saw a little boy on the way home after school. The boy couldn't help to cry as he lost his way home. Sister help him to find his home,so his parents high appreciated her.
Though it's very late when she got home, she felt quite happy.

A afternoon on Friday, the younger sister sees a little boy Go home on the way in school being over. The little boy goes on crying , is to have been unable to find the road going home in the first place. The younger sister sends him to go home , his parents thanks her very much. Get back home is now and then , already very late , she feels very joyful but.