My mother often asked me, “what is the most important part of the body?” Through the years

My mother often asked me, “what is the most important part of the body?” Through the years I would guess at  46 I thought was the correct answer. When I was younger, I thought sound was very important to us as humans, so I said, “My   47 , Mommy.”  She said, “No. Many people are deaf. But you   48  thinking about it and I will ask you again soon.”
Then last year, my Grandpa   49 . Everybody was hurt. Everybody was crying. My Mom looked at me when it was our   50  to say our final goodbye to grandpa. She asked me,  “Do you know the most important body part yet, my dear?”  I was shocked   51  she asked me this now. I always thought this was a game between her and me. She saw the confusion(迷惑) on my face and told me, “This   52  is very important. It shows that you have   53  lived your life”. I saw her eyes well up with tears. She said, “My dear, the most important body part is your shoulder.” I asked,  “Is it because it holds up your head?”
She replied, “No, it is because it can hold the head of a friend or loved one when they   54. Everybody needs a shoulder to cry on sometime in life, my dear. I only hope that you have enough love and  55  that you will have a shoulder to cry on when you need it.”
【小题1】A．ifB．whatC．thatD．whether【小题2】A．earsB．eyesC．handsD．feet【小题3】A．feelB．stopC．keepD．forget【小题4】A．worriedB．visitedC．diedD．came【小题5】A．needB．chanceC．dutyD．turn【小题6】A．whenB．unlessC．beforeD．but【小题7】A．experienceB．answerC．problemD．question【小题8】A．easilyB．reallyC．carefullyD．especially【小题9】A．sleepB．thinkC．laughD．cry【小题10】A．visitorsB．friendsC．classmatesD．teachersB