how to exploit SQL INJECTION?

[Pablo Escobar <slackware77 () gmail com>]

Hello people, I made in my network website server with SQL with
vulnerabilities to learn how to exploit it, I searched in google and i
tried but dont work, the report of the nessus is:


The following URLs seem to be vulnerable to various SQL injection
techniques : 

/resources/expand_subject.asp?id='UNION'
/resources/expand_subject.asp?id='UNION'
/resources/expand_subject.asp?id='UNION'
/resources/expand_subject.asp?id='
/resources/expand_subject.asp?id='
/resources/expand_subject.asp?id='
/resources/expand_subject.asp?id='%22
/resources/expand_subject.asp?id='%22
/resources/expand_subject.asp?id='%22
/resources/expand_subject.asp?id=9%2c+9%2c+9
/resources/expand_subject.asp?id=9%2c+9%2c+9
/resources/expand_subject.asp?id=9%2c+9%2c+9
/resources/expand_subject.asp?id='bad_bad_value
/resources/expand_subject.asp?id='bad_bad_value
/resources/expand_subject.asp?id='bad_bad_value
/resources/expand_subject.asp?id=bad_bad_value'
/resources/expand_subject.asp?id=bad_bad_value'
/resources/expand_subject.asp?id=bad_bad_value'
/resources/expand_subject.asp?id='+OR+'
/resources/expand_subject.asp?id='+OR+'
/resources/expand_subject.asp?id='+OR+'
/resources/expand_subject.asp?id='WHERE
/resources/expand_subject.asp?id='WHERE
/resources/expand_subject.asp?id='WHERE
/resources/expand_subject.asp?id=%3B
/resources/expand_subject.asp?id=%3B
/resources/expand_subject.asp?id=%3B
/resources/expand_subject.asp?id='OR
/resources/expand_subject.asp?id='OR
/resources/expand_subject.asp?id='OR
/resources/expand_subject.asp?id=' or 1=1--
/resources/expand_subject.asp?id=' or 1=1--
/resources/expand_subject.asp?id=' or 1=1--
/resources/expand_subject.asp?id= or 1=1--
/resources/expand_subject.asp?id= or 1=1--
/resources/expand_subject.asp?id= or 1=1--
/resources/expand_subject.asp?id=' or 'a'='a
/resources/expand_subject.asp?id=' or 'a'='a
/resources/expand_subject.asp?id=' or 'a'='a
/resources/expand_subject.asp?id=') or ('a'='a
/resources/expand_subject.asp?id=') or ('a'='a
/resources/expand_subject.asp?id=') or ('a'='a

now,how can I exploit it?,somebody can guide me plz?,thank u very
much,good luck.