阅读下面短文，并根据所给短文内容完成下列各题。

　　Mark was walking home from school one day when he saw the boy in front of him fall over and drop all of the books he was carrying, along with two sweaters, a basketball and a walkman,(A)马克停下来帮这个男孩拾起这些东西。Since they were going the same way, he helped to carry some of his things．As they walked, Mark knew that(B)the boy's name was Bill, that he loved computer games, basketball and history, and that he was having lots of troubles with(C)his other subjects and that he has just broken up with his girlfriend．

　　They arrived at Bill's home first and Mark was invited in for a Coke and to watch some television．The afternoon passed happily with a few laughs and some small talk, then Mark went home．They often met(D)________ at school, had lunch together once or twice, and they both finished middle school．They ended up in the same high school where they sometimes saw and talked with each other over the years．At last just three weeks before they finished high school, Bill asked Mark if they could talk．

　　Bill asked Mark(E)________ he still remembered the day years ago when they had first met．“Did you ever think why I was carrying so many things home that day?”asked Bill．“You see, I cleaned out my locker because I didn't want to leave anything for anyone else．I had put away some of my mother's sleeping pills and I was going home to kill myself．But after we spend some time together talking and laughing, I began to understand that if I killed myself, I would have missed that time and so many others that might follow．So you see, Mark, when you picked up those books that day, you did a lot more．You saved my life．”

1．将画线部分A译成英语____________________________

2．将画线部分B改写为the boy ________　________ Bill

3．文中能替代画线部分C的短语是____________________

4．在D的空白处填入一个适当的词语__________________

5．在E的空白处填入一个适当的词语__________________

6．在文中找出描写Bill要自杀的原因的语句____________