must cycle
Verbo regular: cycle - cycled- cycled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must cycle
you must cycle
he must cycle
we must cycle
you must cycle
they must cycle 	I must be cycling
you must be cycling
he must be cycling
we must be cycling
you must be cycling
they must be cycling	I must have cycled
you must have cycled
he must have cycled
we must have cycled
you must have cycled
they must have cycled	I must have been cycling
you must have been cycling
he must have been cycling
we must have been cycling
you must have been cycling
they must have been cycling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't cycle
you mustn't cycle
he mustn't cycle
we mustn't cycle
you mustn't cycle
they mustn't cycle 	I mustn't be cycling
you mustn't be cycling
he mustn't be cycling
we mustn't be cycling
you mustn't be cycling
they mustn't be cycling	I mustn't have cycled
you mustn't have cycled
he mustn't have cycled
we mustn't have cycled
you mustn't have cycled
they mustn't have cycled	I mustn't have been cycling
you mustn't have been cycling
he mustn't have been cycling
we mustn't have been cycling
you mustn't have been cycling
they mustn't have been cycling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I cycle?
must you cycle?
must he cycle?
must we cycle?
must you cycle?
must they cycle? 	must I be cycling?
must you be cycling?
must he be cycling?
must we be cycling?
must you be cycling?
must they be cycling? 	must I have cycled?
must you have cycled?
must he have cycled?
must we have cycled?
must you have cycled?
must they have cycled? 	must I have been cycling?
must you have been cycling?
must he have been cycling?
must we have been cycling?
must you have been cycling?
must they have been cycling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I cycle?
mustn't you cycle?
mustn't he cycle?
mustn't we cycle?
mustn't you cycle?
mustn't they cycle? 	mustn't I be cycling?
mustn't you be cycling?
mustn't he be cycling?
mustn't we be cycling?
mustn't you be cycling?
mustn't they be cycling? 	mustn't I have cycled?
mustn't you have cycled?
mustn't he have cycled?
mustn't we have cycled?
mustn't you have cycled?
mustn't they have cycled? 	mustn't I have been cycling?
mustn't you have been cycling?
mustn't he have been cycling?
mustn't we have been cycling?
mustn't you have been cycling?
mustn't they have been cycling?