must fly-fish
Verbe régulier : fly-fish - fly-fished- fly-fished

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must fly-fish
you must fly-fish
he must fly-fish
we must fly-fish
you must fly-fish
they must fly-fish 	I must be fly-fishing
you must be fly-fishing
he must be fly-fishing
we must be fly-fishing
you must be fly-fishing
they must be fly-fishing	I must have fly-fished
you must have fly-fished
he must have fly-fished
we must have fly-fished
you must have fly-fished
they must have fly-fished	I must have been fly-fishing
you must have been fly-fishing
he must have been fly-fishing
we must have been fly-fishing
you must have been fly-fishing
they must have been fly-fishing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not fly-fish
you must not fly-fish
he must not fly-fish
we must not fly-fish
you must not fly-fish
they must not fly-fish 	I must not be fly-fishing
you must not be fly-fishing
he must not be fly-fishing
we must not be fly-fishing
you must not be fly-fishing
they must not be fly-fishing	I must not have fly-fished
you must not have fly-fished
he must not have fly-fished
we must not have fly-fished
you must not have fly-fished
they must not have fly-fished	I must not have been fly-fishing
you must not have been fly-fishing
he must not have been fly-fishing
we must not have been fly-fishing
you must not have been fly-fishing
they must not have been fly-fishing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I fly-fish?
must you fly-fish?
must he fly-fish?
must we fly-fish?
must you fly-fish?
must they fly-fish? 	must I be fly-fishing?
must you be fly-fishing?
must he be fly-fishing?
must we be fly-fishing?
must you be fly-fishing?
must they be fly-fishing? 	must I have fly-fished?
must you have fly-fished?
must he have fly-fished?
must we have fly-fished?
must you have fly-fished?
must they have fly-fished? 	must I have been fly-fishing?
must you have been fly-fishing?
must he have been fly-fishing?
must we have been fly-fishing?
must you have been fly-fishing?
must they have been fly-fishing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not fly-fish?
must you not fly-fish?
must he not fly-fish?
must we not fly-fish?
must you not fly-fish?
must they not fly-fish? 	must I not be fly-fishing?
must you not be fly-fishing?
must he not be fly-fishing?
must we not be fly-fishing?
must you not be fly-fishing?
must they not be fly-fishing? 	must I not have fly-fished?
must you not have fly-fished?
must he not have fly-fished?
must we not have fly-fished?
must you not have fly-fished?
must they not have fly-fished? 	must I not have been fly-fishing?
must you not have been fly-fishing?
must he not have been fly-fishing?
must we not have been fly-fishing?
must you not have been fly-fishing?
must they not have been fly-fishing?