English verb conjugation CAN BUTTER

Regular verb: butter - buttered - buttered

Affirmation

Simple form

I can butter
you can butter
she can butter
we can butter
you can butter
they can butter

V-ing form

I can be buttering
you can be buttering
she can be buttering
we can be buttering
you can be buttering
they can be buttering

Perfect

I can have buttered
you can have buttered
she can have buttered
we can have buttered
you can have buttered
they can have buttered

V-ing perfect

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

Negation

Simple form

I cannot butter
you cannot butter
she cannot butter
we cannot butter
you cannot butter
they cannot butter

V-ing form

I cannot be buttering
you cannot be buttering
she cannot be buttering
we cannot be buttering
you cannot be buttering
they cannot be buttering

Perfect

I cannot have buttered
you cannot have buttered
she cannot have buttered
we cannot have buttered
you cannot have buttered
they cannot have buttered

V-ing perfect

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

Interrogative form

Simple form

can I butter?
can you butter?
can she butter?
can we butter?
can you butter?
can they butter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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