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 can't butter
you can't butter
she can't butter
we can't butter
you can't butter
they can't butter

V-ing form

I can't be buttering
you can't be buttering
she can't be buttering
we can't be buttering
you can't be buttering
they can't be buttering

Perfect

I can't have buttered
you can't have buttered
she can't have buttered
we can't have buttered
you can't have buttered
they can't have buttered

V-ing perfect

I can't have been buttering
you can't have been buttering
she can't have been buttering
we can't have been buttering
you can't have been buttering
they can't 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't I butter?
can't you butter?
can't she butter?
can't we butter?
can't you butter?
can't they butter?

V-ing form

can't I be buttering?
can't you be buttering?
can't she be buttering?
can't we be buttering?
can't you be buttering?
can't they be buttering?

Perfect

can't I have buttered?
can't you have buttered?
can't she have buttered?
can't we have buttered?
can't you have buttered?
can't they have buttered?

V-ing perfect

can't I have been buttering?
can't you have been buttering?
can't she have been buttering?
can't we have been buttering?
can't you have been buttering?
can't they have been buttering?

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