阅读下面短文，掌握其大意，然后从每题所给的A、B、C、D四个选项中选出最佳选项。
Feeling quite hopeless, Jack walked down the streets, knowing he came to the end of life. In his fifties, Jack had never been married, experienced the happiness of having children or spent holidays with his family. On this sad rainy night, he felt that there was 1 in the whole world cared whether he lived or died.
At that time I was sitting in my room watching the rain 2 my window. When I heard the doorbell ring, I jumped from my chair and ran out. But my mother was already at the 3 . Opening it, she saw a very dirty-looking man with tears falling down his face. My mother, always 4 and warm-hearted, invited the man inside, and he sat with my parents in our living room.
As I wanted to know what the man looked like, I walked downstairs secretly. The man, holding his head in his hands and crying, made my heart ache. I ran back upstairs and took 5 my only half-dollar coin. Then I walked right into the living room. The three persons looked at me 6 as I quickly made my way over the stranger. I put the half-dollar coin in his hand and gave him a 7 . Running back upstairs, I felt excited but happy.
Downstairs, Jack sat quietly with tears falling down his face as he tightly held that coin. Finally 8 my parents, he said, "I thought nobody cared. For the last twenty years, I have been so 9 . That is the first hug I have ever got. It's hard to believe that somebody 10 ."
Jack's life changed that night. When he left our house, he didn't want to die but to 11 . We never saw Jack again, 12 we received letters from him from time to time, letting us know that he was doing fine.
My life changed that night too, as I 13 the power of giving a hug, although it's only a gift of fifty cents. 14 Jack left, my parents asked him why he had knocked on our door. Jack said that when he'd walked along the streets that rainy night, 15 and ready to die, he had noticed a sticker on the car. It read: SOMEBODY LOVES YOU.
