English verb conjugation CAN STUMP

Regular verb: stump - stumped - stumped

Affirmation

Simple form

I can stump
you can stump
he can stump
we can stump
you can stump
they can stump

V-ing form

I can be stumping
you can be stumping
he can be stumping
we can be stumping
you can be stumping
they can be stumping

Perfect

I can have stumped
you can have stumped
he can have stumped
we can have stumped
you can have stumped
they can have stumped

V-ing perfect

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

Negation

Simple form

I cannot stump
you cannot stump
he cannot stump
we cannot stump
you cannot stump
they cannot stump

V-ing form

I cannot be stumping
you cannot be stumping
he cannot be stumping
we cannot be stumping
you cannot be stumping
they cannot be stumping

Perfect

I cannot have stumped
you cannot have stumped
he cannot have stumped
we cannot have stumped
you cannot have stumped
they cannot have stumped

V-ing perfect

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

Interrogative form

Simple form

can I stump?
can you stump?
can he stump?
can we stump?
can you stump?
can they stump?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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