English verb conjugation COULD THUD

Regular verb: thud - thudded - thudded

Affirmation

Simple form

I could thud
you could thud
he could thud
we could thud
you could thud
they could thud

V-ing form

I could be thudding
you could be thudding
he could be thudding
we could be thudding
you could be thudding
they could be thudding

Perfect

I could have thudded
you could have thudded
he could have thudded
we could have thudded
you could have thudded
they could have thudded

V-ing perfect

I could have been thudding
you could have been thudding
he could have been thudding
we could have been thudding
you could have been thudding
they could have been thudding

Negation

Simple form

I couldn't thud
you couldn't thud
he couldn't thud
we couldn't thud
you couldn't thud
they couldn't thud

V-ing form

I couldn't be thudding
you couldn't be thudding
he couldn't be thudding
we couldn't be thudding
you couldn't be thudding
they couldn't be thudding

Perfect

I couldn't have thudded
you couldn't have thudded
he couldn't have thudded
we couldn't have thudded
you couldn't have thudded
they couldn't have thudded

V-ing perfect

I couldn't have been thudding
you couldn't have been thudding
he couldn't have been thudding
we couldn't have been thudding
you couldn't have been thudding
they couldn't have been thudding

Interrogative form

Simple form

could I thud?
could you thud?
could he thud?
could we thud?
could you thud?
could they thud?

V-ing form

could I be thudding?
could you be thudding?
could he be thudding?
could we be thudding?
could you be thudding?
could they be thudding?

Perfect

could I have thudded?
could you have thudded?
could he have thudded?
could we have thudded?
could you have thudded?
could they have thudded?

V-ing perfect

could I have been thudding?
could you have been thudding?
could he have been thudding?
could we have been thudding?
could you have been thudding?
could they have been thudding?

Interro-negative form

Simple form

couldn't I thud?
couldn't you thud?
couldn't he thud?
couldn't we thud?
couldn't you thud?
couldn't they thud?

V-ing form

couldn't I be thudding?
couldn't you be thudding?
couldn't he be thudding?
couldn't we be thudding?
couldn't you be thudding?
couldn't they be thudding?

Perfect

couldn't I have thudded?
couldn't you have thudded?
couldn't he have thudded?
couldn't we have thudded?
couldn't you have thudded?
couldn't they have thudded?

V-ing perfect

couldn't I have been thudding?
couldn't you have been thudding?
couldn't he have been thudding?
couldn't we have been thudding?
couldn't you have been thudding?
couldn't they have been thudding?

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