could interplant
Verbo regular: interplant - interplanted- interplanted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could interplant
you could interplant
he could interplant
we could interplant
you could interplant
they could interplant 	I could be interplanting
you could be interplanting
he could be interplanting
we could be interplanting
you could be interplanting
they could be interplanting	I could have interplanted
you could have interplanted
he could have interplanted
we could have interplanted
you could have interplanted
they could have interplanted	I could have been interplanting
you could have been interplanting
he could have been interplanting
we could have been interplanting
you could have been interplanting
they could have been interplanting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't interplant
you couldn't interplant
he couldn't interplant
we couldn't interplant
you couldn't interplant
they couldn't interplant 	I couldn't be interplanting
you couldn't be interplanting
he couldn't be interplanting
we couldn't be interplanting
you couldn't be interplanting
they couldn't be interplanting	I couldn't have interplanted
you couldn't have interplanted
he couldn't have interplanted
we couldn't have interplanted
you couldn't have interplanted
they couldn't have interplanted	I couldn't have been interplanting
you couldn't have been interplanting
he couldn't have been interplanting
we couldn't have been interplanting
you couldn't have been interplanting
they couldn't have been interplanting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I interplant?
could you interplant?
could he interplant?
could we interplant?
could you interplant?
could they interplant? 	could I be interplanting?
could you be interplanting?
could he be interplanting?
could we be interplanting?
could you be interplanting?
could they be interplanting? 	could I have interplanted?
could you have interplanted?
could he have interplanted?
could we have interplanted?
could you have interplanted?
could they have interplanted? 	could I have been interplanting?
could you have been interplanting?
could he have been interplanting?
could we have been interplanting?
could you have been interplanting?
could they have been interplanting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I interplant?
couldn't you interplant?
couldn't he interplant?
couldn't we interplant?
couldn't you interplant?
couldn't they interplant? 	couldn't I be interplanting?
couldn't you be interplanting?
couldn't he be interplanting?
couldn't we be interplanting?
couldn't you be interplanting?
couldn't they be interplanting? 	couldn't I have interplanted?
couldn't you have interplanted?
couldn't he have interplanted?
couldn't we have interplanted?
couldn't you have interplanted?
couldn't they have interplanted? 	couldn't I have been interplanting?
couldn't you have been interplanting?
couldn't he have been interplanting?
couldn't we have been interplanting?
couldn't you have been interplanting?
couldn't they have been interplanting?