English verb conjugation COULD SUCK

Regular verb: suck - sucked - sucked

Affirmation

Simple form

I could suck
you could suck
he could suck
we could suck
you could suck
they could suck

V-ing form

I could be sucking
you could be sucking
he could be sucking
we could be sucking
you could be sucking
they could be sucking

Perfect

I could have sucked
you could have sucked
he could have sucked
we could have sucked
you could have sucked
they could have sucked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I suck?
could you suck?
could he suck?
could we suck?
could you suck?
could they suck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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