English verb conjugation
MUST VOMIT

Regular verb: vomit - vomited - vomited

Affirmation

Simple form	V-ing form
I must vomit you must vomit he must vomit we must vomit you must vomit they must vomit	I must be vomiting you must be vomiting he must be vomiting we must be vomiting you must be vomiting they must be vomiting
Perfect	V-ing perfect
I must have vomited you must have vomited he must have vomited we must have vomited you must have vomited they must have vomited	I must have been vomiting you must have been vomiting he must have been vomiting we must have been vomiting you must have been vomiting they must have been vomiting

Negation

Simple form	V-ing form
I must not vomit you must not vomit he must not vomit we must not vomit you must not vomit they must not vomit	I must not be vomiting you must not be vomiting he must not be vomiting we must not be vomiting you must not be vomiting they must not be vomiting
Perfect	V-ing perfect
I must not have vomited you must not have vomited he must not have vomited we must not have vomited you must not have vomited they must not have vomited	I must not have been vomiting you must not have been vomiting he must not have been vomiting we must not have been vomiting you must not have been vomiting they must not have been vomiting

Interrogative form

Simple form	V-ing form
must I vomit? must you vomit? must he vomit? must we vomit? must you vomit? must they vomit?	must I be vomiting? must you be vomiting? must he be vomiting? must we be vomiting? must you be vomiting? must they be vomiting?
Perfect	V-ing perfect
must I have vomited? must you have vomited? must he have vomited? must we have vomited? must you have vomited? must they have vomited?	must I have been vomiting? must you have been vomiting? must he have been vomiting? must we have been vomiting? must you have been vomiting? must they have been vomiting?

Interro-negative form

Simple form	V-ing form
must I not vomit? must you not vomit? must he not vomit? must we not vomit? must you not vomit? must they not vomit?	must I not be vomiting? must you not be vomiting? must he not be vomiting? must we not be vomiting? must you not be vomiting? must they not be vomiting?
Perfect	V-ing perfect
must I not have vomited? must you not have vomited? must he not have vomited? must we not have vomited? must you not have vomited? must they not have vomited?	must I not have been vomiting? must you not have been vomiting? must he not have been vomiting? must we not have been vomiting? must you not have been vomiting? must they not have been vomiting?