English verb conjugation
MUST DUMP

Regular verb: dump - dumped - dumped

Affirmation

Simple form	V-ing form
I must dump you must dump he must dump we must dump you must dump they must dump	I must be dumping you must be dumping he must be dumping we must be dumping you must be dumping they must be dumping
Perfect	V-ing perfect
I must have dumped you must have dumped he must have dumped we must have dumped you must have dumped they must have dumped	I must have been dumping you must have been dumping he must have been dumping we must have been dumping you must have been dumping they must have been dumping

Negation

Simple form	V-ing form
I mustn't dump you mustn't dump he mustn't dump we mustn't dump you mustn't dump they mustn't dump	I mustn't be dumping you mustn't be dumping he mustn't be dumping we mustn't be dumping you mustn't be dumping they mustn't be dumping
Perfect	V-ing perfect
I mustn't have dumped you mustn't have dumped he mustn't have dumped we mustn't have dumped you mustn't have dumped they mustn't have dumped	I mustn't have been dumping you mustn't have been dumping he mustn't have been dumping we mustn't have been dumping you mustn't have been dumping they mustn't have been dumping

Interrogative form

Simple form	V-ing form
must I dump? must you dump? must he dump? must we dump? must you dump? must they dump?	must I be dumping? must you be dumping? must he be dumping? must we be dumping? must you be dumping? must they be dumping?
Perfect	V-ing perfect
must I have dumped? must you have dumped? must he have dumped? must we have dumped? must you have dumped? must they have dumped?	must I have been dumping? must you have been dumping? must he have been dumping? must we have been dumping? must you have been dumping? must they have been dumping?

Interro-negative form

Simple form	V-ing form
mustn't I dump? mustn't you dump? mustn't he dump? mustn't we dump? mustn't you dump? mustn't they dump?	mustn't I be dumping? mustn't you be dumping? mustn't he be dumping? mustn't we be dumping? mustn't you be dumping? mustn't they be dumping?
Perfect	V-ing perfect
mustn't I have dumped? mustn't you have dumped? mustn't he have dumped? mustn't we have dumped? mustn't you have dumped? mustn't they have dumped?	mustn't I have been dumping? mustn't you have been dumping? mustn't he have been dumping? mustn't we have been dumping? mustn't you have been dumping? mustn't they have been dumping?