完形填空
阅读下面短文，从下列各题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。
My mother’s loving hands
Night after night, she came to help me sleep, even long after my childhood years.
I don't remember1it first started making me a little angry 一 my mom's hands pushing my hair that way. But it really made me uncomfortable, for they2rough（粗糙的）against my young skin. Finally, one night, I 3 her, "Don't do that any more. Your hands are too rough!" She didn't say anything,4 she never did it again.
Years later I missed my mother's5and her goodnight kiss on my face. I'm not a little girl any more. My mom is6 her mid-seventies, and her rough hands are still doing things for my family and me.
Now my own children have7. It was late on Thanksgiving Eve. As I slept in my bedroom, a familiar hand ran across my8to push the hair from my head. Then a kiss, ever so softly, touched my brow（额头).
Taking my mom's hand, I told her how9 I was for that night I shouted at her. But my mom didn't know what I was talking about. She had forgotten it long ago.
That night, I10with a new appreciation（感激）for my mother's caring hands. And the guilt（内疚）that I had carried around for so long was nowhere to be found.
，则
的夹角为（ ）
