English verb conjugation COULD SMOTHER

Regular verb: smother - smothered - smothered

Affirmation

Simple form

I could smother
you could smother
he could smother
we could smother
you could smother
they could smother

V-ing form

I could be smothering
you could be smothering
he could be smothering
we could be smothering
you could be smothering
they could be smothering

Perfect

I could have smothered
you could have smothered
he could have smothered
we could have smothered
you could have smothered
they could have smothered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I smother?
could you smother?
could he smother?
could we smother?
could you smother?
could they smother?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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