English verb conjugation COULD STRING

Irregular verb: string - strung - strung

Affirmation

Simple form

I could string
you could string
he could string
we could string
you could string
they could string

V-ing form

I could be stringing
you could be stringing
he could be stringing
we could be stringing
you could be stringing
they could be stringing

Perfect

I could have strung
you could have strung
he could have strung
we could have strung
you could have strung
they could have strung

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I string?
could you string?
could he string?
could we string?
could you string?
could they string?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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