That is the correct spelling of "form" (shape or appearance, or a document).
Italy does not have a plural form.
The plural form of him, her, or it is them. (objective pronouns)
The shorter form to spell incorporated is 'Inc'.
haven't
you're
I've
They're
spell it
Isn't
The question has provided the correct answer, you spell 60 as sixty.
Halos is the correct way to spell the plural form.
METAMORPHOSE - to alter in form (adjective form "metamorphic")