What are the verb forms in English? I know that there are 12.

Answer 1

http://grammar.ccc.commnet.edu/grammar/verbs.htm

Check the graphic here and let me know what you think.

Answer 2

Are they the ones shown at the beginning?

auxiliary, gerunds, infinitives, irregular, linking, mood, auxiliary, participles, phrasal, causative, factitive, and sequence?

Answer 3

auxiliary is in there twice; delete one of them.

Also delete sequence.

Add passive and active.

=)

Answer 4

Oops...I copied and pasted those from the website, hence those mistakes.

Thank you so much :)!

Answer 5

You're welcome. =)