English verb conjugation CAN PROFFER

Regular verb: proffer - proffered - proffered

Affirmation

Simple form

I can proffer
you can proffer
he can proffer
we can proffer
you can proffer
they can proffer

V-ing form

I can be proffering
you can be proffering
he can be proffering
we can be proffering
you can be proffering
they can be proffering

Perfect

I can have proffered
you can have proffered
he can have proffered
we can have proffered
you can have proffered
they can have proffered

V-ing perfect

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

Negation

Simple form

I cannot proffer
you cannot proffer
he cannot proffer
we cannot proffer
you cannot proffer
they cannot proffer

V-ing form

I cannot be proffering
you cannot be proffering
he cannot be proffering
we cannot be proffering
you cannot be proffering
they cannot be proffering

Perfect

I cannot have proffered
you cannot have proffered
he cannot have proffered
we cannot have proffered
you cannot have proffered
they cannot have proffered

V-ing perfect

I cannot have been proffering
you cannot have been proffering
he cannot have been proffering
we cannot have been proffering
you cannot have been proffering
they cannot have been proffering

Interrogative form

Simple form

can I proffer?
can you proffer?
can he proffer?
can we proffer?
can you proffer?
can they proffer?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can I not proffer?
can you not proffer?
can he not proffer?
can we not proffer?
can you not proffer?
can they not proffer?

V-ing form

can I not be proffering?
can you not be proffering?
can he not be proffering?
can we not be proffering?
can you not be proffering?
can they not be proffering?

Perfect

can I not have proffered?
can you not have proffered?
can he not have proffered?
can we not have proffered?
can you not have proffered?
can they not have proffered?

V-ing perfect

can I not have been proffering?
can you not have been proffering?
can he not have been proffering?
can we not have been proffering?
can you not have been proffering?
can they not have been proffering?

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