could jape
Verbo regular: jape - japed- japed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could jape
you could jape
he could jape
we could jape
you could jape
they could jape 	I could be japing
you could be japing
he could be japing
we could be japing
you could be japing
they could be japing	I could have japed
you could have japed
he could have japed
we could have japed
you could have japed
they could have japed	I could have been japing
you could have been japing
he could have been japing
we could have been japing
you could have been japing
they could have been japing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not jape
you could not jape
he could not jape
we could not jape
you could not jape
they could not jape 	I could not be japing
you could not be japing
he could not be japing
we could not be japing
you could not be japing
they could not be japing	I could not have japed
you could not have japed
he could not have japed
we could not have japed
you could not have japed
they could not have japed	I could not have been japing
you could not have been japing
he could not have been japing
we could not have been japing
you could not have been japing
they could not have been japing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I jape?
could you jape?
could he jape?
could we jape?
could you jape?
could they jape? 	could I be japing?
could you be japing?
could he be japing?
could we be japing?
could you be japing?
could they be japing? 	could I have japed?
could you have japed?
could he have japed?
could we have japed?
could you have japed?
could they have japed? 	could I have been japing?
could you have been japing?
could he have been japing?
could we have been japing?
could you have been japing?
could they have been japing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not jape?
could you not jape?
could he not jape?
could we not jape?
could you not jape?
could they not jape? 	could I not be japing?
could you not be japing?
could he not be japing?
could we not be japing?
could you not be japing?
could they not be japing? 	could I not have japed?
could you not have japed?
could he not have japed?
could we not have japed?
could you not have japed?
could they not have japed? 	could I not have been japing?
could you not have been japing?
could he not have been japing?
could we not have been japing?
could you not have been japing?
could they not have been japing?