must snowmobile
Verbo regular: snowmobile - snowmobiled- snowmobiled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must snowmobile
you must snowmobile
he must snowmobile
we must snowmobile
you must snowmobile
they must snowmobile 	I must be snowmobiling
you must be snowmobiling
he must be snowmobiling
we must be snowmobiling
you must be snowmobiling
they must be snowmobiling	I must have snowmobiled
you must have snowmobiled
he must have snowmobiled
we must have snowmobiled
you must have snowmobiled
they must have snowmobiled	I must have been snowmobiling
you must have been snowmobiling
he must have been snowmobiling
we must have been snowmobiling
you must have been snowmobiling
they must have been snowmobiling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not snowmobile
you must not snowmobile
he must not snowmobile
we must not snowmobile
you must not snowmobile
they must not snowmobile 	I must not be snowmobiling
you must not be snowmobiling
he must not be snowmobiling
we must not be snowmobiling
you must not be snowmobiling
they must not be snowmobiling	I must not have snowmobiled
you must not have snowmobiled
he must not have snowmobiled
we must not have snowmobiled
you must not have snowmobiled
they must not have snowmobiled	I must not have been snowmobiling
you must not have been snowmobiling
he must not have been snowmobiling
we must not have been snowmobiling
you must not have been snowmobiling
they must not have been snowmobiling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I snowmobile?
must you snowmobile?
must he snowmobile?
must we snowmobile?
must you snowmobile?
must they snowmobile? 	must I be snowmobiling?
must you be snowmobiling?
must he be snowmobiling?
must we be snowmobiling?
must you be snowmobiling?
must they be snowmobiling? 	must I have snowmobiled?
must you have snowmobiled?
must he have snowmobiled?
must we have snowmobiled?
must you have snowmobiled?
must they have snowmobiled? 	must I have been snowmobiling?
must you have been snowmobiling?
must he have been snowmobiling?
must we have been snowmobiling?
must you have been snowmobiling?
must they have been snowmobiling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not snowmobile?
must you not snowmobile?
must he not snowmobile?
must we not snowmobile?
must you not snowmobile?
must they not snowmobile? 	must I not be snowmobiling?
must you not be snowmobiling?
must he not be snowmobiling?
must we not be snowmobiling?
must you not be snowmobiling?
must they not be snowmobiling? 	must I not have snowmobiled?
must you not have snowmobiled?
must he not have snowmobiled?
must we not have snowmobiled?
must you not have snowmobiled?
must they not have snowmobiled? 	must I not have been snowmobiling?
must you not have been snowmobiling?
must he not have been snowmobiling?
must we not have been snowmobiling?
must you not have been snowmobiling?
must they not have been snowmobiling?