Three  21  ago, my family got our first computer.  22  the beginning of this summer, I found it was too old and I wanted to get a  23   one. After my father. and I talked for a long time, he  24  . We went to many shops and read many ads.   25   we bought an HP computer.
During the first week, I noticed  26   our computer had some problems. I spent many hours   27   to fix it, but it   28   work. So I   29   to phone the HP company and ask them   30   to work out my problem. They told me to wait until the next morning because all their workers were 31 that day.
The next morning two workers came. It took them many hours to mend it, but the computer    32 did not work. My dad had no other way but to return the whole thing.
A few days later, we decided that I should go on the Internet and order some parts to build a new computer by  33  .
It was not an easy job for me to build a new computer. I tried many times, and in the end I was successful. From these setbacks(挫折), I have learned a lot. Now I believe that if the HP computer hadn't had any problems,   34   I would not have learned how to build the new one. Even though I spent lots of time on it, I know it wasn't    35    .

A． days B． weeks C． months D． years

A． At B．On C．To D．For

A． big B．new C．cheap D．small

A． won B． paid C． agreed D． received

A． At first B．At last C．At once D． At times

A． if B． that C．what D． how

A． try B．tried C． to try D．trying

A． do B． did C． don't D． didn't

A． hoped B． have C．had D．liked

A． how B． what C． why D． where

A．free B．sad C． busy D．exciting

A．already B．always C． still D． usually

A．themselves B． himself C． itself D． myself

A． or B． then C． so D．and

A．a waste of time B．a successful job C． a good computer D． a bad company