English verb conjugation COULD INFILL

Regular verb: infill - infilled - infilled

Affirmation

Simple form

I could infill
you could infill
he could infill
we could infill
you could infill
they could infill

V-ing form

I could be infilling
you could be infilling
he could be infilling
we could be infilling
you could be infilling
they could be infilling

Perfect

I could have infilled
you could have infilled
he could have infilled
we could have infilled
you could have infilled
they could have infilled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I infill?
could you infill?
could he infill?
could we infill?
could you infill?
could they infill?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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