English verb conjugation COULD LOOK

Regular verb: look - looked - looked

Affirmation

Simple form

I could look
you could look
he could look
we could look
you could look
they could look

V-ing form

I could be looking
you could be looking
he could be looking
we could be looking
you could be looking
they could be looking

Perfect

I could have looked
you could have looked
he could have looked
we could have looked
you could have looked
they could have looked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I look?
could you look?
could he look?
could we look?
could you look?
could they look?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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