Lots of people passed by but never s__1__ to see why she looked so sad.

Lots of people passed by but never s__1__ to see why she looked so sad.
As I got closer I saw that her b__2__ had a strange shape.
"But, you make me t__3__ of an angel, sweet and friendly," I said.
When she h__4__ this, the little girl jumped up.
I was happy because she was no sad any m__5__.
I learned how to s__6__ both happiness and sadness with others. I believe now we give something to others in the s__7__ way we get the same.
横线上怎么填?急!快!