must triffle
Verbe régulier : triffle - triffled- triffled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must triffle
you must triffle
she must triffle
we must triffle
you must triffle
they must triffle 	I must be triffling
you must be triffling
she must be triffling
we must be triffling
you must be triffling
they must be triffling	I must have triffled
you must have triffled
she must have triffled
we must have triffled
you must have triffled
they must have triffled	I must have been triffling
you must have been triffling
she must have been triffling
we must have been triffling
you must have been triffling
they must have been triffling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not triffle
you must not triffle
she must not triffle
we must not triffle
you must not triffle
they must not triffle 	I must not be triffling
you must not be triffling
she must not be triffling
we must not be triffling
you must not be triffling
they must not be triffling	I must not have triffled
you must not have triffled
she must not have triffled
we must not have triffled
you must not have triffled
they must not have triffled	I must not have been triffling
you must not have been triffling
she must not have been triffling
we must not have been triffling
you must not have been triffling
they must not have been triffling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I triffle?
must you triffle?
must she triffle?
must we triffle?
must you triffle?
must they triffle? 	must I be triffling?
must you be triffling?
must she be triffling?
must we be triffling?
must you be triffling?
must they be triffling? 	must I have triffled?
must you have triffled?
must she have triffled?
must we have triffled?
must you have triffled?
must they have triffled? 	must I have been triffling?
must you have been triffling?
must she have been triffling?
must we have been triffling?
must you have been triffling?
must they have been triffling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not triffle?
must you not triffle?
must she not triffle?
must we not triffle?
must you not triffle?
must they not triffle? 	must I not be triffling?
must you not be triffling?
must she not be triffling?
must we not be triffling?
must you not be triffling?
must they not be triffling? 	must I not have triffled?
must you not have triffled?
must she not have triffled?
must we not have triffled?
must you not have triffled?
must they not have triffled? 	must I not have been triffling?
must you not have been triffling?
must she not have been triffling?
must we not have been triffling?
must you not have been triffling?
must they not have been triffling?