English verb conjugation CAN PIFFLE

Regular verb: piffle - piffled - piffled

Affirmation

Simple form

I can piffle
you can piffle
he can piffle
we can piffle
you can piffle
they can piffle

V-ing form

I can be piffling
you can be piffling
he can be piffling
we can be piffling
you can be piffling
they can be piffling

Perfect

I can have piffled
you can have piffled
he can have piffled
we can have piffled
you can have piffled
they can have piffled

V-ing perfect

I can have been piffling
you can have been piffling
he can have been piffling
we can have been piffling
you can have been piffling
they can have been piffling

Negation

Simple form

I can't piffle
you can't piffle
he can't piffle
we can't piffle
you can't piffle
they can't piffle

V-ing form

I can't be piffling
you can't be piffling
he can't be piffling
we can't be piffling
you can't be piffling
they can't be piffling

Perfect

I can't have piffled
you can't have piffled
he can't have piffled
we can't have piffled
you can't have piffled
they can't have piffled

V-ing perfect

I can't have been piffling
you can't have been piffling
he can't have been piffling
we can't have been piffling
you can't have been piffling
they can't have been piffling

Interrogative form

Simple form

can I piffle?
can you piffle?
can he piffle?
can we piffle?
can you piffle?
can they piffle?

V-ing form

can I be piffling?
can you be piffling?
can he be piffling?
can we be piffling?
can you be piffling?
can they be piffling?

Perfect

can I have piffled?
can you have piffled?
can he have piffled?
can we have piffled?
can you have piffled?
can they have piffled?

V-ing perfect

can I have been piffling?
can you have been piffling?
can he have been piffling?
can we have been piffling?
can you have been piffling?
can they have been piffling?

Interro-negative form

Simple form

can't I piffle?
can't you piffle?
can't he piffle?
can't we piffle?
can't you piffle?
can't they piffle?

V-ing form

can't I be piffling?
can't you be piffling?
can't he be piffling?
can't we be piffling?
can't you be piffling?
can't they be piffling?

Perfect

can't I have piffled?
can't you have piffled?
can't he have piffled?
can't we have piffled?
can't you have piffled?
can't they have piffled?

V-ing perfect

can't I have been piffling?
can't you have been piffling?
can't he have been piffling?
can't we have been piffling?
can't you have been piffling?
can't they have been piffling?

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