English verb conjugation COULD SWARM

Regular verb: swarm - swarmed - swarmed

Affirmation

Simple form

I could swarm
you could swarm
he could swarm
we could swarm
you could swarm
they could swarm

V-ing form

I could be swarming
you could be swarming
he could be swarming
we could be swarming
you could be swarming
they could be swarming

Perfect

I could have swarmed
you could have swarmed
he could have swarmed
we could have swarmed
you could have swarmed
they could have swarmed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I swarm?
could you swarm?
could he swarm?
could we swarm?
could you swarm?
could they swarm?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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