English verb conjugation COULD BLINK

Regular verb: blink - blinked - blinked

Affirmation

Simple form

I could blink
you could blink
he could blink
we could blink
you could blink
they could blink

V-ing form

I could be blinking
you could be blinking
he could be blinking
we could be blinking
you could be blinking
they could be blinking

Perfect

I could have blinked
you could have blinked
he could have blinked
we could have blinked
you could have blinked
they could have blinked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I blink?
could you blink?
could he blink?
could we blink?
could you blink?
could they blink?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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