English verb conjugation
COULD DESIRE

Regular verb: desire - desired - desired

Affirmation

Simple form	V-ing form
I could desire you could desire he could desire we could desire you could desire they could desire	I could be desiring you could be desiring he could be desiring we could be desiring you could be desiring they could be desiring
Perfect	V-ing perfect
I could have desired you could have desired he could have desired we could have desired you could have desired they could have desired	I could have been desiring you could have been desiring he could have been desiring we could have been desiring you could have been desiring they could have been desiring

Negation

Simple form	V-ing form
I could not desire you could not desire he could not desire we could not desire you could not desire they could not desire	I could not be desiring you could not be desiring he could not be desiring we could not be desiring you could not be desiring they could not be desiring
Perfect	V-ing perfect
I could not have desired you could not have desired he could not have desired we could not have desired you could not have desired they could not have desired	I could not have been desiring you could not have been desiring he could not have been desiring we could not have been desiring you could not have been desiring they could not have been desiring

Interrogative form

Simple form	V-ing form
could I desire? could you desire? could he desire? could we desire? could you desire? could they desire?	could I be desiring? could you be desiring? could he be desiring? could we be desiring? could you be desiring? could they be desiring?
Perfect	V-ing perfect
could I have desired? could you have desired? could he have desired? could we have desired? could you have desired? could they have desired?	could I have been desiring? could you have been desiring? could he have been desiring? could we have been desiring? could you have been desiring? could they have been desiring?

Interro-negative form

Simple form	V-ing form
could I not desire? could you not desire? could he not desire? could we not desire? could you not desire? could they not desire?	could I not be desiring? could you not be desiring? could he not be desiring? could we not be desiring? could you not be desiring? could they not be desiring?
Perfect	V-ing perfect
could I not have desired? could you not have desired? could he not have desired? could we not have desired? could you not have desired? could they not have desired?	could I not have been desiring? could you not have been desiring? could he not have been desiring? could we not have been desiring? could you not have been desiring? could they not have been desiring?