English verb conjugation
CAN VAPOR

Regular verb: vapor - vapored - vapored

Affirmation

Simple form	V-ing form
I can vapor you can vapor she can vapor we can vapor you can vapor they can vapor	I can be vaporing you can be vaporing she can be vaporing we can be vaporing you can be vaporing they can be vaporing
Perfect	V-ing perfect
I can have vapored you can have vapored she can have vapored we can have vapored you can have vapored they can have vapored	I can have been vaporing you can have been vaporing she can have been vaporing we can have been vaporing you can have been vaporing they can have been vaporing

Negation

Simple form	V-ing form
I cannot vapor you cannot vapor she cannot vapor we cannot vapor you cannot vapor they cannot vapor	I cannot be vaporing you cannot be vaporing she cannot be vaporing we cannot be vaporing you cannot be vaporing they cannot be vaporing
Perfect	V-ing perfect
I cannot have vapored you cannot have vapored she cannot have vapored we cannot have vapored you cannot have vapored they cannot have vapored	I cannot have been vaporing you cannot have been vaporing she cannot have been vaporing we cannot have been vaporing you cannot have been vaporing they cannot have been vaporing

Interrogative form

Simple form	V-ing form
can I vapor? can you vapor? can she vapor? can we vapor? can you vapor? can they vapor?	can I be vaporing? can you be vaporing? can she be vaporing? can we be vaporing? can you be vaporing? can they be vaporing?
Perfect	V-ing perfect
can I have vapored? can you have vapored? can she have vapored? can we have vapored? can you have vapored? can they have vapored?	can I have been vaporing? can you have been vaporing? can she have been vaporing? can we have been vaporing? can you have been vaporing? can they have been vaporing?

Interro-negative form

Simple form	V-ing form
can I not vapor? can you not vapor? can she not vapor? can we not vapor? can you not vapor? can they not vapor?	can I not be vaporing? can you not be vaporing? can she not be vaporing? can we not be vaporing? can you not be vaporing? can they not be vaporing?
Perfect	V-ing perfect
can I not have vapored? can you not have vapored? can she not have vapored? can we not have vapored? can you not have vapored? can they not have vapored?	can I not have been vaporing? can you not have been vaporing? can she not have been vaporing? can we not have been vaporing? can you not have been vaporing? can they not have been vaporing?