English verb conjugation COULD HEFT

Regular verb: heft - hefted - hefted

Affirmation

Simple form

I could heft
you could heft
she could heft
we could heft
you could heft
they could heft

V-ing form

I could be hefting
you could be hefting
she could be hefting
we could be hefting
you could be hefting
they could be hefting

Perfect

I could have hefted
you could have hefted
she could have hefted
we could have hefted
you could have hefted
they could have hefted

V-ing perfect

I could have been hefting
you could have been hefting
she could have been hefting
we could have been hefting
you could have been hefting
they could have been hefting

Negation

Simple form

I could not heft
you could not heft
she could not heft
we could not heft
you could not heft
they could not heft

V-ing form

I could not be hefting
you could not be hefting
she could not be hefting
we could not be hefting
you could not be hefting
they could not be hefting

Perfect

I could not have hefted
you could not have hefted
she could not have hefted
we could not have hefted
you could not have hefted
they could not have hefted

V-ing perfect

I could not have been hefting
you could not have been hefting
she could not have been hefting
we could not have been hefting
you could not have been hefting
they could not have been hefting

Interrogative form

Simple form

could I heft?
could you heft?
could she heft?
could we heft?
could you heft?
could they heft?

V-ing form

could I be hefting?
could you be hefting?
could she be hefting?
could we be hefting?
could you be hefting?
could they be hefting?

Perfect

could I have hefted?
could you have hefted?
could she have hefted?
could we have hefted?
could you have hefted?
could they have hefted?

V-ing perfect

could I have been hefting?
could you have been hefting?
could she have been hefting?
could we have been hefting?
could you have been hefting?
could they have been hefting?

Interro-negative form

Simple form

could I not heft?
could you not heft?
could she not heft?
could we not heft?
could you not heft?
could they not heft?

V-ing form

could I not be hefting?
could you not be hefting?
could she not be hefting?
could we not be hefting?
could you not be hefting?
could they not be hefting?

Perfect

could I not have hefted?
could you not have hefted?
could she not have hefted?
could we not have hefted?
could you not have hefted?
could they not have hefted?

V-ing perfect

could I not have been hefting?
could you not have been hefting?
could she not have been hefting?
could we not have been hefting?
could you not have been hefting?
could they not have been hefting?

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