1. (2020高一上·江苏期末) 阅读下面短文，从每题所给的A、B、C、D四个选项中选出可以填入空白处的最佳选项。

    My mother died at the age of thirty-six, leaving me aged seven. I was1mainly by relatives when my father remarried. By my early twenties, I had learned that my mother, who had polio (小儿麻痹症) as a young child, had not been2to live past her early twenties.

    After the tough upbringing I've had, I began to3why she chose to have children when she knew she would die4. Finally, from my aunt, I got a simple answer: My mother had always5the doctors' prediction. She had done so well with her6issues that she thought she would live long enough to raise me.

    I got a little relieved.7I still felt deeply8that my mother had left me in such a9situation. And then the10came.

    There were no words spoken and no thoughts11but only feelings. I recall no background to the dream ― only the12of my mother walking toward me. She was13of the serious scoliosis (脊柱侧弯) that had troubled her. She walked straight and came toward me with her arms open, her kind eyes shining even more brightly than I14, a beautiful smile on her face. She wrapped her arms around me and I returned her a warm hug. We15stood, holding each other as a strong feeling of deep love16over me. At that dream moment I knew my mother had never17to bring me into the world and then leave. She loved me then and she had kept loving me.

    Thirty-five years ago I awoke from that dream with a great peace. My sadness18. I have never had a single moment of doubt about my mother's love19. I continue my life, in the20that my mother's unconditional love is always there.