single user mode buildwerld failures

[KAYVEN RIESE]

i didn't know what was happening when i dropped to single user
mode i got all these different prompts and i didn't know how
to answer the questions.  i have posted information on
experts exchange:

http://www.experts-exchange.com/OS/Unix/BSD/FreeBSD/Q_22484972.html

http://www.experts-exchange.com/OS/Unix/BSD/FreeBSD/Q_22483843.html

http://www.experts-exchange.com/Software/System_Utilities/Diagnostics/Q_22470294.html

currently, i feel i have found my /etc/passwd and restored it to the
proper location, but i still can't log on to my computer