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. Mark helped the boy pick them up.   16   they were going the same way, he carried them for the boy. As they walked, Mark knew the boy’s name was Bill. Mark   17   discovered that he loved computer games, baseball and history and that he was having a lot of   18   with his other subjects.
They arrived at Bill’s home first and Mark was invited in   19   Coke and to watch some television. The afternoon passed   20   with a few laughs and some shared small talk, and then Mark went home. They   21   to see each other around school, had lunch together once or twice and then   22   ended up from the same high school. Just three weeks before they finished school, Bill asked Mark if they could have a talk.
Bill   23   him of the day years ago when they had first met. ‘Do you   24   wonder why I was carrying so many things home that day?’ asked Bill. ‘You see, I   25   out my locker because I didn’t want to leave a mess for anyone else. I had planned to   26   from home and I was going home to pack my things. But after we spent some time together   27   and laughing, I realized that   28   I had done that, I would have   29  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   30   my life.’

A．After B．Since C．Although D．Until

A．also B．still C．always D．almost

A．questions B．ideas C．trouble D．doubt

A．from C．to D．for

A．quickly B．proudly C．freely D．pleasantly

A．continued B．hoped C．preferred D．offered

A．all B．both C．every D．none

A．removed B．reminded C．asked D．described

A．ever B．soon C．even D．never

A．checked B．took C．cleaned D．put

B．take away C．put away D．pass away

A．reading B．playing C．talking D．watching

A．before B．if C．while D．as

A．forgotten B．made C．became D．lost

A．helped B．saved C．changed D．improved