English verb conjugation
COULD DESIRE

Regular verb: desire - desired - desired

Affirmation

Simple form	V-ing form
I could desire you could desire she could desire we could desire you could desire they could desire	I could be desiring you could be desiring she 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 she 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 she 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 couldn't desire you couldn't desire she couldn't desire we couldn't desire you couldn't desire they couldn't desire	I couldn't be desiring you couldn't be desiring she couldn't be desiring we couldn't be desiring you couldn't be desiring they couldn't be desiring
Perfect	V-ing perfect
I couldn't have desired you couldn't have desired she couldn't have desired we couldn't have desired you couldn't have desired they couldn't have desired	I couldn't have been desiring you couldn't have been desiring she couldn't have been desiring we couldn't have been desiring you couldn't have been desiring they couldn't have been desiring

Interrogative form

Simple form	V-ing form
could I desire? could you desire? could she desire? could we desire? could you desire? could they desire?	could I be desiring? could you be desiring? could she 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 she 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 she 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
couldn't I desire? couldn't you desire? couldn't she desire? couldn't we desire? couldn't you desire? couldn't they desire?	couldn't I be desiring? couldn't you be desiring? couldn't she be desiring? couldn't we be desiring? couldn't you be desiring? couldn't they be desiring?
Perfect	V-ing perfect
couldn't I have desired? couldn't you have desired? couldn't she have desired? couldn't we have desired? couldn't you have desired? couldn't they have desired?	couldn't I have been desiring? couldn't you have been desiring? couldn't she have been desiring? couldn't we have been desiring? couldn't you have been desiring? couldn't they have been desiring?