must concertise
Verbo regular: concertise - concertised- concertised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must concertise
you must concertise
he must concertise
we must concertise
you must concertise
they must concertise 	I must be concertising
you must be concertising
he must be concertising
we must be concertising
you must be concertising
they must be concertising	I must have concertised
you must have concertised
he must have concertised
we must have concertised
you must have concertised
they must have concertised	I must have been concertising
you must have been concertising
he must have been concertising
we must have been concertising
you must have been concertising
they must have been concertising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not concertise
you must not concertise
he must not concertise
we must not concertise
you must not concertise
they must not concertise 	I must not be concertising
you must not be concertising
he must not be concertising
we must not be concertising
you must not be concertising
they must not be concertising	I must not have concertised
you must not have concertised
he must not have concertised
we must not have concertised
you must not have concertised
they must not have concertised	I must not have been concertising
you must not have been concertising
he must not have been concertising
we must not have been concertising
you must not have been concertising
they must not have been concertising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I concertise?
must you concertise?
must he concertise?
must we concertise?
must you concertise?
must they concertise? 	must I be concertising?
must you be concertising?
must he be concertising?
must we be concertising?
must you be concertising?
must they be concertising? 	must I have concertised?
must you have concertised?
must he have concertised?
must we have concertised?
must you have concertised?
must they have concertised? 	must I have been concertising?
must you have been concertising?
must he have been concertising?
must we have been concertising?
must you have been concertising?
must they have been concertising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not concertise?
must you not concertise?
must he not concertise?
must we not concertise?
must you not concertise?
must they not concertise? 	must I not be concertising?
must you not be concertising?
must he not be concertising?
must we not be concertising?
must you not be concertising?
must they not be concertising? 	must I not have concertised?
must you not have concertised?
must he not have concertised?
must we not have concertised?
must you not have concertised?
must they not have concertised? 	must I not have been concertising?
must you not have been concertising?
must he not have been concertising?
must we not have been concertising?
must you not have been concertising?
must they not have been concertising?