English verb conjugation CAN GUM

Regular verb: gum - gummed - gummed

Affirmation

Simple form

I can gum
you can gum
she can gum
we can gum
you can gum
they can gum

V-ing form

I can be gumming
you can be gumming
she can be gumming
we can be gumming
you can be gumming
they can be gumming

Perfect

I can have gummed
you can have gummed
she can have gummed
we can have gummed
you can have gummed
they can have gummed

V-ing perfect

I can have been gumming
you can have been gumming
she can have been gumming
we can have been gumming
you can have been gumming
they can have been gumming

Negation

Simple form

I cannot gum
you cannot gum
she cannot gum
we cannot gum
you cannot gum
they cannot gum

V-ing form

I cannot be gumming
you cannot be gumming
she cannot be gumming
we cannot be gumming
you cannot be gumming
they cannot be gumming

Perfect

I cannot have gummed
you cannot have gummed
she cannot have gummed
we cannot have gummed
you cannot have gummed
they cannot have gummed

V-ing perfect

I cannot have been gumming
you cannot have been gumming
she cannot have been gumming
we cannot have been gumming
you cannot have been gumming
they cannot have been gumming

Interrogative form

Simple form

can I gum?
can you gum?
can she gum?
can we gum?
can you gum?
can they gum?

V-ing form

can I be gumming?
can you be gumming?
can she be gumming?
can we be gumming?
can you be gumming?
can they be gumming?

Perfect

can I have gummed?
can you have gummed?
can she have gummed?
can we have gummed?
can you have gummed?
can they have gummed?

V-ing perfect

can I have been gumming?
can you have been gumming?
can she have been gumming?
can we have been gumming?
can you have been gumming?
can they have been gumming?

Interro-negative form

Simple form

can I not gum?
can you not gum?
can she not gum?
can we not gum?
can you not gum?
can they not gum?

V-ing form

can I not be gumming?
can you not be gumming?
can she not be gumming?
can we not be gumming?
can you not be gumming?
can they not be gumming?

Perfect

can I not have gummed?
can you not have gummed?
can she not have gummed?
can we not have gummed?
can you not have gummed?
can they not have gummed?

V-ing perfect

can I not have been gumming?
can you not have been gumming?
can she not have been gumming?
can we not have been gumming?
can you not have been gumming?
can they not have been gumming?

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