English verb conjugation COULD SOUND

Regular verb: sound - sounded - sounded

Affirmation

Simple form

I could sound
you could sound
he could sound
we could sound
you could sound
they could sound

V-ing form

I could be sounding
you could be sounding
he could be sounding
we could be sounding
you could be sounding
they could be sounding

Perfect

I could have sounded
you could have sounded
he could have sounded
we could have sounded
you could have sounded
they could have sounded

V-ing perfect

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

Negation

Simple form

I could not sound
you could not sound
he could not sound
we could not sound
you could not sound
they could not sound

V-ing form

I could not be sounding
you could not be sounding
he could not be sounding
we could not be sounding
you could not be sounding
they could not be sounding

Perfect

I could not have sounded
you could not have sounded
he could not have sounded
we could not have sounded
you could not have sounded
they could not have sounded

V-ing perfect

I could not have been sounding
you could not have been sounding
he could not have been sounding
we could not have been sounding
you could not have been sounding
they could not have been sounding

Interrogative form

Simple form

could I sound?
could you sound?
could he sound?
could we sound?
could you sound?
could they sound?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not sound?
could you not sound?
could he not sound?
could we not sound?
could you not sound?
could they not sound?

V-ing form

could I not be sounding?
could you not be sounding?
could he not be sounding?
could we not be sounding?
could you not be sounding?
could they not be sounding?

Perfect

could I not have sounded?
could you not have sounded?
could he not have sounded?
could we not have sounded?
could you not have sounded?
could they not have sounded?

V-ing perfect

could I not have been sounding?
could you not have been sounding?
could he not have been sounding?
could we not have been sounding?
could you not have been sounding?
could they not have been sounding?

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