閱讀下面的文章，掌握大意，然后從每小題所給的A,B,C,D四個(gè)選項(xiàng)中，選出一個(gè)可以填入空白處的最佳選項(xiàng)，并將答題卡上對應(yīng)題目的答案標(biāo)號(hào)涂黑。

　　It was the junior high prom(畢業(yè)舞會(huì))night. I sat in the car waiting for my son to come out. Seeing him 36 a tuxedo(燕尾服)for the first time, my feelings were mixed. 37 I realized it, he had become a teenager. The moment he got into the car, he couldn't wait to share the prom with me. A smile 38 across my face.

　　"This is the 39 night I have ever had," he said. He began telling the story just like 40 a bag of beans. "I was talking w

　　ith Jane when we saw a girl standing off into a dark corner alone, crying. Jane asked me to go dancing with the girl, but I said that Jane was 41 because I didn't even know who the girl was. Jane wouldn't stop and said that I had a(n) 42 to do something special by dancing with the girl. I knew why she was crying. Everybody could see that she was a little overweight and 43 invited her to dance. I wanted to. but I was afraid that I'd he laughed at. What if she turned me 44 .It took me a lot of 45 to go over and ask if she wanted to dance. She said yes and we walked ou，to the dance floor. I felt my face turned red, but it was 46 and I didn't think others noticed. I thought everyone was looking at us, 47 no one laughed and we danced the whole dance. What happened next was unexpected.

　　After I danced with the girl, a lot of guys started dancing with girls 48 hadn't danced yet. It was only three minutes, but I was happy that I did something 49 tonight. I learned something, too.”

　　I could see tears in his eyes. I gave my son a hug and told him,“I'm so 50 you.”

　　36. A. on B. in C. with D. a.

　　37. A. After B. As C. Because D. Before

　　38. A. set B. stopped C. spread D. sav

　　ed

　　39. A. best B. worst C. longest D. shortest

　　40. A. filling B. picking C. buying D. emptying

　　41. A. crazy B. nice C. lucky D. careless

　　42. A. right B. chance C. ability D. interest

　　43. A. everybody B. somebody C. nobody D. anybody

　　44. A. off B. out C. over D. down

　　45. A. patience B. courage C. energy D. face

　　46. A. dark B. bright C. cold D. noisy

　　47. A. so B. or C. and D. but

　　48. A. which B. who C. what D. whose

　　49. A. strange B.interesting C. special D. difficult

　　50. A. proud of B. worried about C. angry with D. interested in