must moss
Verbo regular: moss - mossed- mossed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must moss
you must moss
she must moss
we must moss
you must moss
they must moss 	I must be mossing
you must be mossing
she must be mossing
we must be mossing
you must be mossing
they must be mossing	I must have mossed
you must have mossed
she must have mossed
we must have mossed
you must have mossed
they must have mossed	I must have been mossing
you must have been mossing
she must have been mossing
we must have been mossing
you must have been mossing
they must have been mossing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not moss
you must not moss
she must not moss
we must not moss
you must not moss
they must not moss 	I must not be mossing
you must not be mossing
she must not be mossing
we must not be mossing
you must not be mossing
they must not be mossing	I must not have mossed
you must not have mossed
she must not have mossed
we must not have mossed
you must not have mossed
they must not have mossed	I must not have been mossing
you must not have been mossing
she must not have been mossing
we must not have been mossing
you must not have been mossing
they must not have been mossing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I moss?
must you moss?
must she moss?
must we moss?
must you moss?
must they moss? 	must I be mossing?
must you be mossing?
must she be mossing?
must we be mossing?
must you be mossing?
must they be mossing? 	must I have mossed?
must you have mossed?
must she have mossed?
must we have mossed?
must you have mossed?
must they have mossed? 	must I have been mossing?
must you have been mossing?
must she have been mossing?
must we have been mossing?
must you have been mossing?
must they have been mossing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not moss?
must you not moss?
must she not moss?
must we not moss?
must you not moss?
must they not moss? 	must I not be mossing?
must you not be mossing?
must she not be mossing?
must we not be mossing?
must you not be mossing?
must they not be mossing? 	must I not have mossed?
must you not have mossed?
must she not have mossed?
must we not have mossed?
must you not have mossed?
must they not have mossed? 	must I not have been mossing?
must you not have been mossing?
must she not have been mossing?
must we not have been mossing?
must you not have been mossing?
must they not have been mossing?