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 _______ down and helped the boy pick up these articles. _______ they were going the same way, he helped to carry some of them for him. As they walked Mark _______ the boy’s name was Bill, that he _______ computer games,baseball and history, that he was having a lot of _______ with his other subjects and that he had just broken _______ with his girlfriend.

They arrived at Bill’s home first and Mark was _______ in for a Coke and to watch some television. The afternoon passed _______ with a few laughs and some shared small talk, and then Mark went home. They _______ 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 ________, Bill asked Mark if they ________ talk.

Bill ________ him of the day years ago when they had first met. “Do you ________ wonder why I was carrying so many things home that day?” asked Bill. “You see, I ________ out my locker because I didn’t want to leave a mess(脏乱) ________ anyone else. I had planned to run away and I was going home to ________ my things. But after we spent some time together ________ and laughing, I realized that ________ I had done that, I would have ________ 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________ my life.”