四、完形填空(本大题共15小题，每小题1分，共15分)

　　Mark was walking home from school one day when he noticed the boy ahead of him had dropped all of the books he was carrying, along with a baseball bat and several other things. Mark 36 down and helped the boy pick up these articles. 37 they were going the same way, he helped to carry some of them for him. As they walked, Mark 38 the boy’s name was Bill, that the 39 computer games, baseball and history, that he had a lot of 40 with his other subjects and that he had just broken 41 with his girlfriend.

　　They arrived at Bill’s home first and Mark was 42 in for a Coke and to watch television. The afternoon passed 43 with a few laughs and some shared small talks, and them Mark went home. They 44 to see each other around school, had lunch together once or twice, and then both ended up from the same high school. Just three weeks before 45 , Bill asked Mark if they 46 talk.

　　Bill 47 him of the day years ago when they first met. “Do you 48 wonder why I was carrying so many things home that day?” asked Bill. “You see, I 49 out my locker because I didn’t want to leave a mess 50 anyone else. I had to run away and I was going home to pack my things. But after we spent some time together talking and laughing, I realized that if I had done that, I would have lost a new friend and missed all the fun we would have together.”

　　So you see, Mark, when you picked up my books that day, you did a lot more. You changed my life.

　　36. A. fell B. sat C. lay D. knelt

　　37. A. Although B. Since C. After D. Until

　　38. A. discovered B. realized C. said D. decided

　　39. A. played B. loved C. tried D. made

　　40. A. questions B. ideas C. trouble D. doubt

　　41. A. up B. out C. off D. away

　　42. A. called B. helped C. invited D. allowed

　　43. A. peacefully B. willingly C. freely D. pleasantly

　　44. A. continued B. agreed C. forced D. offered

　　45. A. graduation B. movement C. separation D. vacation

　　46. A. would B. should C. could D. must

　　47. A. demanded B. reminded C. removed D. asked

　　48. A. ever B. usually C. even D. never

　　49. A. checked B. took C. cleared D. put

　　50. A. over B. into C. with D. for