could oar
Verbo regular: oar - oared- oared

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could oar
you could oar
he could oar
we could oar
you could oar
they could oar 	I could be oaring
you could be oaring
he could be oaring
we could be oaring
you could be oaring
they could be oaring	I could have oared
you could have oared
he could have oared
we could have oared
you could have oared
they could have oared	I could have been oaring
you could have been oaring
he could have been oaring
we could have been oaring
you could have been oaring
they could have been oaring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't oar
you couldn't oar
he couldn't oar
we couldn't oar
you couldn't oar
they couldn't oar 	I couldn't be oaring
you couldn't be oaring
he couldn't be oaring
we couldn't be oaring
you couldn't be oaring
they couldn't be oaring	I couldn't have oared
you couldn't have oared
he couldn't have oared
we couldn't have oared
you couldn't have oared
they couldn't have oared	I couldn't have been oaring
you couldn't have been oaring
he couldn't have been oaring
we couldn't have been oaring
you couldn't have been oaring
they couldn't have been oaring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I oar?
could you oar?
could he oar?
could we oar?
could you oar?
could they oar? 	could I be oaring?
could you be oaring?
could he be oaring?
could we be oaring?
could you be oaring?
could they be oaring? 	could I have oared?
could you have oared?
could he have oared?
could we have oared?
could you have oared?
could they have oared? 	could I have been oaring?
could you have been oaring?
could he have been oaring?
could we have been oaring?
could you have been oaring?
could they have been oaring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I oar?
couldn't you oar?
couldn't he oar?
couldn't we oar?
couldn't you oar?
couldn't they oar? 	couldn't I be oaring?
couldn't you be oaring?
couldn't he be oaring?
couldn't we be oaring?
couldn't you be oaring?
couldn't they be oaring? 	couldn't I have oared?
couldn't you have oared?
couldn't he have oared?
couldn't we have oared?
couldn't you have oared?
couldn't they have oared? 	couldn't I have been oaring?
couldn't you have been oaring?
couldn't he have been oaring?
couldn't we have been oaring?
couldn't you have been oaring?
couldn't they have been oaring?