阅读下面的短文，根据短文内容从每小题所给的A，B, C, D四个选项中，选出一个可以填入空白处的最佳选项，是短文意思完整，句子通顺，并在答题卡上将该项涂黑。

　　At the beginning of this term, my PE teacher suggested to me that I should take part in the marathon(马拉松赛跑). I was very surprised because I was never a good runner. In order to 41_______me, he said that if I took part in the race, I would get the highest mark for the term’s PE class. Therefore, I decided to have a try because I had 42_______to lose.

　　I prepared for the race very 43________. I ran every day in the morning before school. And after school, I practiced running with many other runners on the sports ground. I even had the special diet(饮食) for athletes(运动员). I heard that the special diet could 44_______me to get good results.

　　When the 45______of the marathon arrived, I was very nervous. As usual, I got up in the morning, had my breakfast, and listened to some music. Then my father gave me a 46________to the sports ground. For the marathon race was going to take place there in an hour. All my family wished me good luck because they knew how47 ________ this race was for me and how much effort I had put into its preparation.

　　My competitors looked like athletes. I was 48_______that I would be last. However, when I started to run. I thought only about the race. As I paid much attention to the race itself. I did not remember when I 49______the other runners. Suddenly I realized that I had come first. I was very happy when I won the race. From the experience, I learn that 50________ always comes out of hard work.

　　41. A. punish           B. hurt           C. introduce         D. encourage

　　42. A. something        B. everything      C. nothing         D. anything

　　43. A. carefully         B. shyly          C. angrily         D. secretly

　　44. A. teach            B. help           C. expect         D. order

　　45. A. day              B. week          C. month         D. year

　　46. A. hug              B. shake          C. kiss           D. lift

　　47. A. easy              B. important      C. traditional      D. silly

　　48. A. surprised          B. lucky          C. afraid         D. happy

　　49. A. passed            B. followed        C. touched       D. pushed

　　50. A. feeling            B. competition       C. success       D. interest