could interoscillate
Verbo regular: interoscillate - interoscillated- interoscillated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could interoscillate
you could interoscillate
he could interoscillate
we could interoscillate
you could interoscillate
they could interoscillate 	I could be interoscillating
you could be interoscillating
he could be interoscillating
we could be interoscillating
you could be interoscillating
they could be interoscillating	I could have interoscillated
you could have interoscillated
he could have interoscillated
we could have interoscillated
you could have interoscillated
they could have interoscillated	I could have been interoscillating
you could have been interoscillating
he could have been interoscillating
we could have been interoscillating
you could have been interoscillating
they could have been interoscillating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't interoscillate
you couldn't interoscillate
he couldn't interoscillate
we couldn't interoscillate
you couldn't interoscillate
they couldn't interoscillate 	I couldn't be interoscillating
you couldn't be interoscillating
he couldn't be interoscillating
we couldn't be interoscillating
you couldn't be interoscillating
they couldn't be interoscillating	I couldn't have interoscillated
you couldn't have interoscillated
he couldn't have interoscillated
we couldn't have interoscillated
you couldn't have interoscillated
they couldn't have interoscillated	I couldn't have been interoscillating
you couldn't have been interoscillating
he couldn't have been interoscillating
we couldn't have been interoscillating
you couldn't have been interoscillating
they couldn't have been interoscillating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I interoscillate?
could you interoscillate?
could he interoscillate?
could we interoscillate?
could you interoscillate?
could they interoscillate? 	could I be interoscillating?
could you be interoscillating?
could he be interoscillating?
could we be interoscillating?
could you be interoscillating?
could they be interoscillating? 	could I have interoscillated?
could you have interoscillated?
could he have interoscillated?
could we have interoscillated?
could you have interoscillated?
could they have interoscillated? 	could I have been interoscillating?
could you have been interoscillating?
could he have been interoscillating?
could we have been interoscillating?
could you have been interoscillating?
could they have been interoscillating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I interoscillate?
couldn't you interoscillate?
couldn't he interoscillate?
couldn't we interoscillate?
couldn't you interoscillate?
couldn't they interoscillate? 	couldn't I be interoscillating?
couldn't you be interoscillating?
couldn't he be interoscillating?
couldn't we be interoscillating?
couldn't you be interoscillating?
couldn't they be interoscillating? 	couldn't I have interoscillated?
couldn't you have interoscillated?
couldn't he have interoscillated?
couldn't we have interoscillated?
couldn't you have interoscillated?
couldn't they have interoscillated? 	couldn't I have been interoscillating?
couldn't you have been interoscillating?
couldn't he have been interoscillating?
couldn't we have been interoscillating?
couldn't you have been interoscillating?
couldn't they have been interoscillating?