could mortar
Verbo regular: mortar - mortared- mortared

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could mortar
you could mortar
he could mortar
we could mortar
you could mortar
they could mortar 	I could be mortaring
you could be mortaring
he could be mortaring
we could be mortaring
you could be mortaring
they could be mortaring	I could have mortared
you could have mortared
he could have mortared
we could have mortared
you could have mortared
they could have mortared	I could have been mortaring
you could have been mortaring
he could have been mortaring
we could have been mortaring
you could have been mortaring
they could have been mortaring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not mortar
you could not mortar
he could not mortar
we could not mortar
you could not mortar
they could not mortar 	I could not be mortaring
you could not be mortaring
he could not be mortaring
we could not be mortaring
you could not be mortaring
they could not be mortaring	I could not have mortared
you could not have mortared
he could not have mortared
we could not have mortared
you could not have mortared
they could not have mortared	I could not have been mortaring
you could not have been mortaring
he could not have been mortaring
we could not have been mortaring
you could not have been mortaring
they could not have been mortaring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I mortar?
could you mortar?
could he mortar?
could we mortar?
could you mortar?
could they mortar? 	could I be mortaring?
could you be mortaring?
could he be mortaring?
could we be mortaring?
could you be mortaring?
could they be mortaring? 	could I have mortared?
could you have mortared?
could he have mortared?
could we have mortared?
could you have mortared?
could they have mortared? 	could I have been mortaring?
could you have been mortaring?
could he have been mortaring?
could we have been mortaring?
could you have been mortaring?
could they have been mortaring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not mortar?
could you not mortar?
could he not mortar?
could we not mortar?
could you not mortar?
could they not mortar? 	could I not be mortaring?
could you not be mortaring?
could he not be mortaring?
could we not be mortaring?
could you not be mortaring?
could they not be mortaring? 	could I not have mortared?
could you not have mortared?
could he not have mortared?
could we not have mortared?
could you not have mortared?
could they not have mortared? 	could I not have been mortaring?
could you not have been mortaring?
could he not have been mortaring?
could we not have been mortaring?
could you not have been mortaring?
could they not have been mortaring?