must prettify
Verbo regular: prettify - prettified- prettified

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must prettify
you must prettify
he must prettify
we must prettify
you must prettify
they must prettify 	I must be prettifying
you must be prettifying
he must be prettifying
we must be prettifying
you must be prettifying
they must be prettifying	I must have prettified
you must have prettified
he must have prettified
we must have prettified
you must have prettified
they must have prettified	I must have been prettifying
you must have been prettifying
he must have been prettifying
we must have been prettifying
you must have been prettifying
they must have been prettifying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not prettify
you must not prettify
he must not prettify
we must not prettify
you must not prettify
they must not prettify 	I must not be prettifying
you must not be prettifying
he must not be prettifying
we must not be prettifying
you must not be prettifying
they must not be prettifying	I must not have prettified
you must not have prettified
he must not have prettified
we must not have prettified
you must not have prettified
they must not have prettified	I must not have been prettifying
you must not have been prettifying
he must not have been prettifying
we must not have been prettifying
you must not have been prettifying
they must not have been prettifying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I prettify?
must you prettify?
must he prettify?
must we prettify?
must you prettify?
must they prettify? 	must I be prettifying?
must you be prettifying?
must he be prettifying?
must we be prettifying?
must you be prettifying?
must they be prettifying? 	must I have prettified?
must you have prettified?
must he have prettified?
must we have prettified?
must you have prettified?
must they have prettified? 	must I have been prettifying?
must you have been prettifying?
must he have been prettifying?
must we have been prettifying?
must you have been prettifying?
must they have been prettifying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not prettify?
must you not prettify?
must he not prettify?
must we not prettify?
must you not prettify?
must they not prettify? 	must I not be prettifying?
must you not be prettifying?
must he not be prettifying?
must we not be prettifying?
must you not be prettifying?
must they not be prettifying? 	must I not have prettified?
must you not have prettified?
must he not have prettified?
must we not have prettified?
must you not have prettified?
must they not have prettified? 	must I not have been prettifying?
must you not have been prettifying?
must he not have been prettifying?
must we not have been prettifying?
must you not have been prettifying?
must they not have been prettifying?