English verb conjugation COULD YEARN

Regular verb: yearn - yearned - yearned

Affirmation

Simple form

I could yearn
you could yearn
she could yearn
we could yearn
you could yearn
they could yearn

V-ing form

I could be yearning
you could be yearning
she could be yearning
we could be yearning
you could be yearning
they could be yearning

Perfect

I could have yearned
you could have yearned
she 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
she 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
she 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
she 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
she 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
she 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 she yearn?
could we yearn?
could you yearn?
could they yearn?

V-ing form

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

Perfect

could I have yearned?
could you have yearned?
could she 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 she 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 she 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 she 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 she 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 she 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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