must trumpet
Regular verb: trumpet - trumpeted- trumpeted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must trumpet
you must trumpet
he must trumpet
we must trumpet
you must trumpet
they must trumpet 	I must be trumpeting
you must be trumpeting
he must be trumpeting
we must be trumpeting
you must be trumpeting
they must be trumpeting	I must have trumpeted
you must have trumpeted
he must have trumpeted
we must have trumpeted
you must have trumpeted
they must have trumpeted	I must have been trumpeting
you must have been trumpeting
he must have been trumpeting
we must have been trumpeting
you must have been trumpeting
they must have been trumpeting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't trumpet
you mustn't trumpet
he mustn't trumpet
we mustn't trumpet
you mustn't trumpet
they mustn't trumpet 	I mustn't be trumpeting
you mustn't be trumpeting
he mustn't be trumpeting
we mustn't be trumpeting
you mustn't be trumpeting
they mustn't be trumpeting	I mustn't have trumpeted
you mustn't have trumpeted
he mustn't have trumpeted
we mustn't have trumpeted
you mustn't have trumpeted
they mustn't have trumpeted	I mustn't have been trumpeting
you mustn't have been trumpeting
he mustn't have been trumpeting
we mustn't have been trumpeting
you mustn't have been trumpeting
they mustn't have been trumpeting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I trumpet?
must you trumpet?
must he trumpet?
must we trumpet?
must you trumpet?
must they trumpet? 	must I be trumpeting?
must you be trumpeting?
must he be trumpeting?
must we be trumpeting?
must you be trumpeting?
must they be trumpeting? 	must I have trumpeted?
must you have trumpeted?
must he have trumpeted?
must we have trumpeted?
must you have trumpeted?
must they have trumpeted? 	must I have been trumpeting?
must you have been trumpeting?
must he have been trumpeting?
must we have been trumpeting?
must you have been trumpeting?
must they have been trumpeting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I trumpet?
mustn't you trumpet?
mustn't he trumpet?
mustn't we trumpet?
mustn't you trumpet?
mustn't they trumpet? 	mustn't I be trumpeting?
mustn't you be trumpeting?
mustn't he be trumpeting?
mustn't we be trumpeting?
mustn't you be trumpeting?
mustn't they be trumpeting? 	mustn't I have trumpeted?
mustn't you have trumpeted?
mustn't he have trumpeted?
mustn't we have trumpeted?
mustn't you have trumpeted?
mustn't they have trumpeted? 	mustn't I have been trumpeting?
mustn't you have been trumpeting?
mustn't he have been trumpeting?
mustn't we have been trumpeting?
mustn't you have been trumpeting?
mustn't they have been trumpeting?