must cane
Verbo regular: cane - caned- caned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must cane
you must cane
she must cane
we must cane
you must cane
they must cane 	I must be caning
you must be caning
she must be caning
we must be caning
you must be caning
they must be caning	I must have caned
you must have caned
she must have caned
we must have caned
you must have caned
they must have caned	I must have been caning
you must have been caning
she must have been caning
we must have been caning
you must have been caning
they must have been caning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't cane
you mustn't cane
she mustn't cane
we mustn't cane
you mustn't cane
they mustn't cane 	I mustn't be caning
you mustn't be caning
she mustn't be caning
we mustn't be caning
you mustn't be caning
they mustn't be caning	I mustn't have caned
you mustn't have caned
she mustn't have caned
we mustn't have caned
you mustn't have caned
they mustn't have caned	I mustn't have been caning
you mustn't have been caning
she mustn't have been caning
we mustn't have been caning
you mustn't have been caning
they mustn't have been caning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I cane?
must you cane?
must she cane?
must we cane?
must you cane?
must they cane? 	must I be caning?
must you be caning?
must she be caning?
must we be caning?
must you be caning?
must they be caning? 	must I have caned?
must you have caned?
must she have caned?
must we have caned?
must you have caned?
must they have caned? 	must I have been caning?
must you have been caning?
must she have been caning?
must we have been caning?
must you have been caning?
must they have been caning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I cane?
mustn't you cane?
mustn't she cane?
mustn't we cane?
mustn't you cane?
mustn't they cane? 	mustn't I be caning?
mustn't you be caning?
mustn't she be caning?
mustn't we be caning?
mustn't you be caning?
mustn't they be caning? 	mustn't I have caned?
mustn't you have caned?
mustn't she have caned?
mustn't we have caned?
mustn't you have caned?
mustn't they have caned? 	mustn't I have been caning?
mustn't you have been caning?
mustn't she have been caning?
mustn't we have been caning?
mustn't you have been caning?
mustn't they have been caning?