must snub
Verbo regular: snub - snubbed- snubbed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must snub
you must snub
he must snub
we must snub
you must snub
they must snub 	I must be snubbing
you must be snubbing
he must be snubbing
we must be snubbing
you must be snubbing
they must be snubbing	I must have snubbed
you must have snubbed
he must have snubbed
we must have snubbed
you must have snubbed
they must have snubbed	I must have been snubbing
you must have been snubbing
he must have been snubbing
we must have been snubbing
you must have been snubbing
they must have been snubbing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not snub
you must not snub
he must not snub
we must not snub
you must not snub
they must not snub 	I must not be snubbing
you must not be snubbing
he must not be snubbing
we must not be snubbing
you must not be snubbing
they must not be snubbing	I must not have snubbed
you must not have snubbed
he must not have snubbed
we must not have snubbed
you must not have snubbed
they must not have snubbed	I must not have been snubbing
you must not have been snubbing
he must not have been snubbing
we must not have been snubbing
you must not have been snubbing
they must not have been snubbing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I snub?
must you snub?
must he snub?
must we snub?
must you snub?
must they snub? 	must I be snubbing?
must you be snubbing?
must he be snubbing?
must we be snubbing?
must you be snubbing?
must they be snubbing? 	must I have snubbed?
must you have snubbed?
must he have snubbed?
must we have snubbed?
must you have snubbed?
must they have snubbed? 	must I have been snubbing?
must you have been snubbing?
must he have been snubbing?
must we have been snubbing?
must you have been snubbing?
must they have been snubbing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not snub?
must you not snub?
must he not snub?
must we not snub?
must you not snub?
must they not snub? 	must I not be snubbing?
must you not be snubbing?
must he not be snubbing?
must we not be snubbing?
must you not be snubbing?
must they not be snubbing? 	must I not have snubbed?
must you not have snubbed?
must he not have snubbed?
must we not have snubbed?
must you not have snubbed?
must they not have snubbed? 	must I not have been snubbing?
must you not have been snubbing?
must he not have been snubbing?
must we not have been snubbing?
must you not have been snubbing?
must they not have been snubbing?