English verb conjugation COULD INTERFUSE

Regular verb: interfuse - interfused - interfused

Affirmation

Simple form

I could interfuse
you could interfuse
he could interfuse
we could interfuse
you could interfuse
they could interfuse

V-ing form

I could be interfusing
you could be interfusing
he could be interfusing
we could be interfusing
you could be interfusing
they could be interfusing

Perfect

I could have interfused
you could have interfused
he could have interfused
we could have interfused
you could have interfused
they could have interfused

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I interfuse?
could you interfuse?
could he interfuse?
could we interfuse?
could you interfuse?
could they interfuse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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