At this site, you can look up all the terms you need:
http://grammar.ccc.commnet.edu/grammar/index2.htm
This one, too:
http://members.cox.net/lenco1/grammarpractice/
what are subject-verb agreement, regular and irregular verbs, identifying antecedents, pronoun antecedent agreement, pronoun case, pronoun case for who and whom, vague pronouns. Just need one examlpe for each.
2 answers
This site will help you find examples of those.
http://owl.english.purdue.edu/
We'll be glad to check your answers.
http://owl.english.purdue.edu/
We'll be glad to check your answers.