1. (2022高三上·哈尔滨月考) 阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。

My mother used to ask me, "What is the most important part of the body?" Through the years I would 1 the correct answer. When I was younger, I thought 2 was very important to us as humans, so I said, "My ears, Mummy. " She said, "No. Many people are 3. But you keep thinking about it and I will ask you again soon. "

Several years passed before she asked me again. Since making my first 4. I had often thought over the question. So this time I told her, Mummy, it must be our eyes. " She looked at me and said, "You are 5 fast. but the answer is not correct because there are many people who are blind. "

6 the years, mother asked me a couple more 7 and always her response to my answers was, "No. but you are getting 8 every year, my child. " Then last year, my Grandpa 9. Everybody was heartbroken. Everybody was crying. My mother looked at me when it was our 10 to say our final good-bye to Grandpa. She asked me, "Do you know the most important body part yet, my dear?"

I was 11 when she was asking me this now. I always thought this was a 12 between her and me. She saw the 13 on my face and told me, "This question is very important. It shows that you have really 14 your life. " I saw her eyes well up with tears. She said, "My dear, the most important body part is your 15. " I asked, "Is it because they hold up your head?" She replied, "No, it is 16 on them a crying friend or loved one can rest their head. I only hope that you have enough 17 and friends that you will have a shoulder to cry 18 when you need it." Then and there I understood the most important body part is not a 19 one. It is sympathetic(同情的) to the pain of 20.