must fish
Verbo regular: fish - fished- fished

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must fish
you must fish
she must fish
we must fish
you must fish
they must fish 	I must be fishing
you must be fishing
she must be fishing
we must be fishing
you must be fishing
they must be fishing	I must have fished
you must have fished
she must have fished
we must have fished
you must have fished
they must have fished	I must have been fishing
you must have been fishing
she must have been fishing
we must have been fishing
you must have been fishing
they must have been fishing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't fish
you mustn't fish
she mustn't fish
we mustn't fish
you mustn't fish
they mustn't fish 	I mustn't be fishing
you mustn't be fishing
she mustn't be fishing
we mustn't be fishing
you mustn't be fishing
they mustn't be fishing	I mustn't have fished
you mustn't have fished
she mustn't have fished
we mustn't have fished
you mustn't have fished
they mustn't have fished	I mustn't have been fishing
you mustn't have been fishing
she mustn't have been fishing
we mustn't have been fishing
you mustn't have been fishing
they mustn't have been fishing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I fish?
must you fish?
must she fish?
must we fish?
must you fish?
must they fish? 	must I be fishing?
must you be fishing?
must she be fishing?
must we be fishing?
must you be fishing?
must they be fishing? 	must I have fished?
must you have fished?
must she have fished?
must we have fished?
must you have fished?
must they have fished? 	must I have been fishing?
must you have been fishing?
must she have been fishing?
must we have been fishing?
must you have been fishing?
must they have been fishing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I fish?
mustn't you fish?
mustn't she fish?
mustn't we fish?
mustn't you fish?
mustn't they fish? 	mustn't I be fishing?
mustn't you be fishing?
mustn't she be fishing?
mustn't we be fishing?
mustn't you be fishing?
mustn't they be fishing? 	mustn't I have fished?
mustn't you have fished?
mustn't she have fished?
mustn't we have fished?
mustn't you have fished?
mustn't they have fished? 	mustn't I have been fishing?
mustn't you have been fishing?
mustn't she have been fishing?
mustn't we have been fishing?
mustn't you have been fishing?
mustn't they have been fishing?