must whack
Verbo regular: whack - whacked- whacked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must whack
you must whack
he must whack
we must whack
you must whack
they must whack 	I must be whacking
you must be whacking
he must be whacking
we must be whacking
you must be whacking
they must be whacking	I must have whacked
you must have whacked
he must have whacked
we must have whacked
you must have whacked
they must have whacked	I must have been whacking
you must have been whacking
he must have been whacking
we must have been whacking
you must have been whacking
they must have been whacking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not whack
you must not whack
he must not whack
we must not whack
you must not whack
they must not whack 	I must not be whacking
you must not be whacking
he must not be whacking
we must not be whacking
you must not be whacking
they must not be whacking	I must not have whacked
you must not have whacked
he must not have whacked
we must not have whacked
you must not have whacked
they must not have whacked	I must not have been whacking
you must not have been whacking
he must not have been whacking
we must not have been whacking
you must not have been whacking
they must not have been whacking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I whack?
must you whack?
must he whack?
must we whack?
must you whack?
must they whack? 	must I be whacking?
must you be whacking?
must he be whacking?
must we be whacking?
must you be whacking?
must they be whacking? 	must I have whacked?
must you have whacked?
must he have whacked?
must we have whacked?
must you have whacked?
must they have whacked? 	must I have been whacking?
must you have been whacking?
must he have been whacking?
must we have been whacking?
must you have been whacking?
must they have been whacking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not whack?
must you not whack?
must he not whack?
must we not whack?
must you not whack?
must they not whack? 	must I not be whacking?
must you not be whacking?
must he not be whacking?
must we not be whacking?
must you not be whacking?
must they not be whacking? 	must I not have whacked?
must you not have whacked?
must he not have whacked?
must we not have whacked?
must you not have whacked?
must they not have whacked? 	must I not have been whacking?
must you not have been whacking?
must he not have been whacking?
must we not have been whacking?
must you not have been whacking?
must they not have been whacking?