could outstrive
Verbo irregular: outstrive - outstrove- outstriven

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could outstrive
you could outstrive
he could outstrive
we could outstrive
you could outstrive
they could outstrive 	I could be outstriving
you could be outstriving
he could be outstriving
we could be outstriving
you could be outstriving
they could be outstriving	I could have outstriven
you could have outstriven
he could have outstriven
we could have outstriven
you could have outstriven
they could have outstriven	I could have been outstriving
you could have been outstriving
he could have been outstriving
we could have been outstriving
you could have been outstriving
they could have been outstriving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not outstrive
you could not outstrive
he could not outstrive
we could not outstrive
you could not outstrive
they could not outstrive 	I could not be outstriving
you could not be outstriving
he could not be outstriving
we could not be outstriving
you could not be outstriving
they could not be outstriving	I could not have outstriven
you could not have outstriven
he could not have outstriven
we could not have outstriven
you could not have outstriven
they could not have outstriven	I could not have been outstriving
you could not have been outstriving
he could not have been outstriving
we could not have been outstriving
you could not have been outstriving
they could not have been outstriving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I outstrive?
could you outstrive?
could he outstrive?
could we outstrive?
could you outstrive?
could they outstrive? 	could I be outstriving?
could you be outstriving?
could he be outstriving?
could we be outstriving?
could you be outstriving?
could they be outstriving? 	could I have outstriven?
could you have outstriven?
could he have outstriven?
could we have outstriven?
could you have outstriven?
could they have outstriven? 	could I have been outstriving?
could you have been outstriving?
could he have been outstriving?
could we have been outstriving?
could you have been outstriving?
could they have been outstriving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not outstrive?
could you not outstrive?
could he not outstrive?
could we not outstrive?
could you not outstrive?
could they not outstrive? 	could I not be outstriving?
could you not be outstriving?
could he not be outstriving?
could we not be outstriving?
could you not be outstriving?
could they not be outstriving? 	could I not have outstriven?
could you not have outstriven?
could he not have outstriven?
could we not have outstriven?
could you not have outstriven?
could they not have outstriven? 	could I not have been outstriving?
could you not have been outstriving?
could he not have been outstriving?
could we not have been outstriving?
could you not have been outstriving?
could they not have been outstriving?