Mark was walking home from school one day when he noticed a boy ahead of him had dropped all of the books he was carrying, along with a baseball bat and several other things. Mark__1__ down and helped the boy pick up these articles.__2__they were going the same way, he helped to carry some of them for him. As they walked, Mark__3__ the boy's name was Bill, that he __4__ computer games, baseball and history, that he was having a lot of __5__ with his other subjects and that he had just broken __6__ with his girlfriend.

　　They arrived at Bill's home first and Mark was__7__ in for a Coke and to watch some television. The afternoon passed __8__ with a few laughs and some shared small talk, and then Mark went home. They__9__ 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 __10__， Bill asked Mark if they __11__ talk. Bill__12__ him of the day years ago when they had first met."Do you__13__wonder why I was carrying so many things home that day？" asked Bill."You see, I __14__ out my locker (寄物柜) because I didn't want to leave a mess (脏乱) __15__ anyone else. I had planned to run away and I was going home to __16__ my things. But after we spent some time together __17__ and laughing, I realized that __18__ I had done that, I would have __19__ 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 __20__ my life."

　　1．A.fell　　　　　　　　 　B．sat

　　C．lay D．knelt

　　2．A.Although B．Since

　　C．After D．Until

　　3．A.found B．realized

　　C．said D．decided

　　4．A.played B．loved

　　C．tried D．made

　　5．A.questions B．ideas

　　C．trouble D．doubt

　　6．A.up B．out

　　C．off D．away

　　7．A.called B．helped

　　C．invited D．allowed

　　8．A.peacefully B．willingly

　　C．freely D．pleasantly

9．A.continued B．agreed