English verb conjugation COULD YEARN

Regular verb: yearn - yearned - yearned

Affirmation

Simple form

I could yearn
you could yearn
he could yearn
we could yearn
you could yearn
they could yearn

V-ing form

I could be yearning
you could be yearning
he could be yearning
we could be yearning
you could be yearning
they could be yearning

Perfect

I could have yearned
you could have yearned
he could have yearned
we could have yearned
you could have yearned
they could have yearned

V-ing perfect

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

Negation

Simple form

I could not yearn
you could not yearn
he could not yearn
we could not yearn
you could not yearn
they could not yearn

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I yearn?
could you yearn?
could he yearn?
could we yearn?
could you yearn?
could they yearn?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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