English verb conjugation
MUST DESIRE

Regular verb: desire - desired - desired

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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