could front-page
Verbo regular: front-page - front-paged- front-paged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could front-page
you could front-page
he could front-page
we could front-page
you could front-page
they could front-page 	I could be front-paging
you could be front-paging
he could be front-paging
we could be front-paging
you could be front-paging
they could be front-paging	I could have front-paged
you could have front-paged
he could have front-paged
we could have front-paged
you could have front-paged
they could have front-paged	I could have been front-paging
you could have been front-paging
he could have been front-paging
we could have been front-paging
you could have been front-paging
they could have been front-paging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't front-page
you couldn't front-page
he couldn't front-page
we couldn't front-page
you couldn't front-page
they couldn't front-page 	I couldn't be front-paging
you couldn't be front-paging
he couldn't be front-paging
we couldn't be front-paging
you couldn't be front-paging
they couldn't be front-paging	I couldn't have front-paged
you couldn't have front-paged
he couldn't have front-paged
we couldn't have front-paged
you couldn't have front-paged
they couldn't have front-paged	I couldn't have been front-paging
you couldn't have been front-paging
he couldn't have been front-paging
we couldn't have been front-paging
you couldn't have been front-paging
they couldn't have been front-paging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I front-page?
could you front-page?
could he front-page?
could we front-page?
could you front-page?
could they front-page? 	could I be front-paging?
could you be front-paging?
could he be front-paging?
could we be front-paging?
could you be front-paging?
could they be front-paging? 	could I have front-paged?
could you have front-paged?
could he have front-paged?
could we have front-paged?
could you have front-paged?
could they have front-paged? 	could I have been front-paging?
could you have been front-paging?
could he have been front-paging?
could we have been front-paging?
could you have been front-paging?
could they have been front-paging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I front-page?
couldn't you front-page?
couldn't he front-page?
couldn't we front-page?
couldn't you front-page?
couldn't they front-page? 	couldn't I be front-paging?
couldn't you be front-paging?
couldn't he be front-paging?
couldn't we be front-paging?
couldn't you be front-paging?
couldn't they be front-paging? 	couldn't I have front-paged?
couldn't you have front-paged?
couldn't he have front-paged?
couldn't we have front-paged?
couldn't you have front-paged?
couldn't they have front-paged? 	couldn't I have been front-paging?
couldn't you have been front-paging?
couldn't he have been front-paging?
couldn't we have been front-paging?
couldn't you have been front-paging?
couldn't they have been front-paging?