must quantitate
Verbo regular: quantitate - quantitated- quantitated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must quantitate
you must quantitate
he must quantitate
we must quantitate
you must quantitate
they must quantitate 	I must be quantitating
you must be quantitating
he must be quantitating
we must be quantitating
you must be quantitating
they must be quantitating	I must have quantitated
you must have quantitated
he must have quantitated
we must have quantitated
you must have quantitated
they must have quantitated	I must have been quantitating
you must have been quantitating
he must have been quantitating
we must have been quantitating
you must have been quantitating
they must have been quantitating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not quantitate
you must not quantitate
he must not quantitate
we must not quantitate
you must not quantitate
they must not quantitate 	I must not be quantitating
you must not be quantitating
he must not be quantitating
we must not be quantitating
you must not be quantitating
they must not be quantitating	I must not have quantitated
you must not have quantitated
he must not have quantitated
we must not have quantitated
you must not have quantitated
they must not have quantitated	I must not have been quantitating
you must not have been quantitating
he must not have been quantitating
we must not have been quantitating
you must not have been quantitating
they must not have been quantitating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I quantitate?
must you quantitate?
must he quantitate?
must we quantitate?
must you quantitate?
must they quantitate? 	must I be quantitating?
must you be quantitating?
must he be quantitating?
must we be quantitating?
must you be quantitating?
must they be quantitating? 	must I have quantitated?
must you have quantitated?
must he have quantitated?
must we have quantitated?
must you have quantitated?
must they have quantitated? 	must I have been quantitating?
must you have been quantitating?
must he have been quantitating?
must we have been quantitating?
must you have been quantitating?
must they have been quantitating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not quantitate?
must you not quantitate?
must he not quantitate?
must we not quantitate?
must you not quantitate?
must they not quantitate? 	must I not be quantitating?
must you not be quantitating?
must he not be quantitating?
must we not be quantitating?
must you not be quantitating?
must they not be quantitating? 	must I not have quantitated?
must you not have quantitated?
must he not have quantitated?
must we not have quantitated?
must you not have quantitated?
must they not have quantitated? 	must I not have been quantitating?
must you not have been quantitating?
must he not have been quantitating?
must we not have been quantitating?
must you not have been quantitating?
must they not have been quantitating?